ضباب الشتاء الدخاني، شهرًا بشهر حول العالم
دخان الفحم وانقلاب حراري في الوادي؛ المشكلة في الهواء لا في البرد.
هذه صفحة تحذير، لا توصية. يشمل ضباب الشتاء الدخاني 38 وجهة على SeasonMap؛ والأشهر أدناه هي التي تكون فيها نافذة الخطر مفتوحة — ومعظم أسابيعها تمرّ بهدوء، والدرجة بجانب كل مكان تبقى درجة المناخ العادية، بالمخاطر وكل شيء.
متى يكون قائمًا
ضباب الشتاء الدخاني في يناير
- دكا 🇧🇩 بنغلاديشDry-season air · 15 نوف – 28 فبرBrick kilns fire through the dry months, the construction dust never stops, and the city trades places with Delhi and Lahore at the top of the daily air rankings.93
- كاوهسيونغ 🇹🇼 تايوانWinter air-quality season · 1 أكت – 31 مار (عادةً)The rain stops, the wind drops and the petrochemical belt on the north side has nowhere to go.87
- فاراناسي 🇮🇳 الهندPost-Diwali smog · 25 أكت – 10 فبر (عادةً)Stubble burning upwind, firecrackers and a cold air trap put the plains under a brown haze from Diwali onward.86
- تاي شانغ 🇹🇼 تايوانAutumn and winter haze · 15 أكت – 31 مار (عادةً)Once the summer winds drop, the mountains behind the city stop the air moving and central Taiwan's industry and power stations sit in it.86
- آغرة 🇮🇳 الهندWinter smog season · 1 نوف – 31 ينا (عادةً)Cold still air over the Doab holds in field smoke, brick kilns and traffic, and the monument can vanish from the far end of its own garden before ten.82
- لاهور 🇵🇰 باكستانSmog season · 15 أكت – 31 ينا (عادةً)The province declares a smog season and acts on it: schools shut, offices go part-remote, brick kilns and building sites stop.74
- إسلام آباد 🇵🇰 باكستانWinter haze from the plains · 1 نوف – 15 ينا (عادةً)The Punjab smog does not stop at the motorway.69
- تشنغدو 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe basin holds its own air all winter under an inversion.67
- طهران 🇮🇷 إيرانWinter inversion smog · 15 نوف – 28 فبر (عادةً)Cold air traps the traffic exhaust against the mountains for days at a time and the government closes schools and offices when it gets bad.64
- تيرانا 🇦🇱 ألبانياWinter air pollution · 15 نوف – 28 فبرOld diesel cars in a basin ringed by hills, plus wood heating, and the winter readings climb well past what the city's reputation for mild weather suggests.63
- شانغهاي 🇨🇳 الصينWinter haze · 15 نوف – 28 فبر (عادةً)Still, cold weeks trap particulates over the delta and the skyline goes flat grey for days until a front clears it.62
- تورينو 🇮🇹 إيطالياPo valley smog season · 1 أكت – 31 مارThe city sits in a bowl with the Alps on three sides, and winter inversions trap particulates for days.62
- ميلانو 🇮🇹 إيطالياPo valley smog season · 15 نوف – 28 فبر (عادةً)The valley sits under the Alps with nowhere for the air to go, so still cold weeks stack particulate up until the region bans the oldest cars.60
- Pingyao 🇨🇳 الصينHeating-season smog · 15 نوف – 15 مار (عادةً)Shanxi is China's coal province and the central heating goes on in the middle of November.59
- بلوفديف 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)Wood and coal stoves in the surrounding villages, plus an inversion that traps everything over the Thracian plain, give Plovdiv some of the worst winter particulate readings in the EU.58
- شيان 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe Guanzhong basin traps its air under the Qinling mountains all winter, and Xi'an posts some of the worst readings in the country.57
- بانيا لوكا 🇧🇦 البوسنة والهرسكWinter heating smog · 15 نوف – 28 فبر (عادةً)Solid-fuel heating plus a valley inversion parks the smoke over the city on still winter days, and January is reliably the worst of it.56
- إسكوبية 🇲🇰 مقدونيا الشماليةWinter air pollution · 1 نوف – 28 فبرHousehold heating and traffic under a valley inversion make this one of the worst-affected capitals in Europe, and schools have been closed over it.55
- أنقرة 🇹🇷 تركياWinter inversion · 15 نوف – 28 فبر (عادةً)The city sits in a bowl and cold, still weather traps household heating smoke in it for days at a time.55
- بلغراد 🇷🇸 صربياWinter smog · 1 نوف – 15 مار (عادةً)Household coal and wood, old cars and a windless inversion over the confluence put Belgrade near the top of the world air-quality tables on the worst January mornings.54
- نيش 🇷🇸 صربياWinter heating smog · 1 ديس – 28 فبر (عادةً)The same basin that traps the summer heat traps coal smoke from December to February, and the readings go from ordinary to genuinely unhealthy.52
- بويسي 🇺🇸 الولايات المتحدةWinter inversion · 15 نوف – 15 فبر (عادةً)Cold air pools in the U-shaped valley under a warm lid and the wood smoke and traffic exhaust stay with it, sometimes for weeks.51
- نوفي ساد 🇷🇸 صربياWinter air pollution · 15 نوف – 28 فبرCold, still days over the Pannonian flat trap household heating smoke and the city regularly logs some of the worst readings in Europe.51
- صوفيا 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)The city sits in a basin under Vitosha and the cold air does not move; wood and coal heating in the outer districts then fills it.49
- شتوتغارت 🇩🇪 ألمانياValley inversion air · 15 نوف – 28 فبر (عادةً)The city centre sits in a steep bowl with almost no through wind, which is why it spent years as Germany's worst spot for traffic particulates and still traps its own air on still winter days.49
…و10 غيرها في يناير.
ضباب الشتاء الدخاني في فبراير
- كاوهسيونغ 🇹🇼 تايوانWinter air-quality season · 1 أكت – 31 مار (عادةً)The rain stops, the wind drops and the petrochemical belt on the north side has nowhere to go.90
- فاراناسي 🇮🇳 الهندPost-Diwali smog · 25 أكت – 10 فبر (عادةً)Stubble burning upwind, firecrackers and a cold air trap put the plains under a brown haze from Diwali onward.89
- تاي شانغ 🇹🇼 تايوانAutumn and winter haze · 15 أكت – 31 مار (عادةً)Once the summer winds drop, the mountains behind the city stop the air moving and central Taiwan's industry and power stations sit in it.88
- دكا 🇧🇩 بنغلاديشDry-season air · 15 نوف – 28 فبرBrick kilns fire through the dry months, the construction dust never stops, and the city trades places with Delhi and Lahore at the top of the daily air rankings.84
- تيرانا 🇦🇱 ألبانياWinter air pollution · 15 نوف – 28 فبرOld diesel cars in a basin ringed by hills, plus wood heating, and the winter readings climb well past what the city's reputation for mild weather suggests.75
- تشنغدو 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe basin holds its own air all winter under an inversion.73
- طهران 🇮🇷 إيرانWinter inversion smog · 15 نوف – 28 فبر (عادةً)Cold air traps the traffic exhaust against the mountains for days at a time and the government closes schools and offices when it gets bad.70
- بلوفديف 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)Wood and coal stoves in the surrounding villages, plus an inversion that traps everything over the Thracian plain, give Plovdiv some of the worst winter particulate readings in the EU.68
- شيان 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe Guanzhong basin traps its air under the Qinling mountains all winter, and Xi'an posts some of the worst readings in the country.68
- تورينو 🇮🇹 إيطالياPo valley smog season · 1 أكت – 31 مارThe city sits in a bowl with the Alps on three sides, and winter inversions trap particulates for days.68
- إسكوبية 🇲🇰 مقدونيا الشماليةWinter air pollution · 1 نوف – 28 فبرHousehold heating and traffic under a valley inversion make this one of the worst-affected capitals in Europe, and schools have been closed over it.68
- بلغراد 🇷🇸 صربياWinter smog · 1 نوف – 15 مار (عادةً)Household coal and wood, old cars and a windless inversion over the confluence put Belgrade near the top of the world air-quality tables on the worst January mornings.67
- نيش 🇷🇸 صربياWinter heating smog · 1 ديس – 28 فبر (عادةً)The same basin that traps the summer heat traps coal smoke from December to February, and the readings go from ordinary to genuinely unhealthy.67
- شانغهاي 🇨🇳 الصينWinter haze · 15 نوف – 28 فبر (عادةً)Still, cold weeks trap particulates over the delta and the skyline goes flat grey for days until a front clears it.66
- ميلانو 🇮🇹 إيطالياPo valley smog season · 15 نوف – 28 فبر (عادةً)The valley sits under the Alps with nowhere for the air to go, so still cold weeks stack particulate up until the region bans the oldest cars.66
- أنقرة 🇹🇷 تركياWinter inversion · 15 نوف – 28 فبر (عادةً)The city sits in a bowl and cold, still weather traps household heating smoke in it for days at a time.66
- نوفي ساد 🇷🇸 صربياWinter air pollution · 15 نوف – 28 فبرCold, still days over the Pannonian flat trap household heating smoke and the city regularly logs some of the worst readings in Europe.65
- بانيا لوكا 🇧🇦 البوسنة والهرسكWinter heating smog · 15 نوف – 28 فبر (عادةً)Solid-fuel heating plus a valley inversion parks the smoke over the city on still winter days, and January is reliably the worst of it.65
- صوفيا 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)The city sits in a basin under Vitosha and the cold air does not move; wood and coal heating in the outer districts then fills it.64
- برشتينا كوسوفوWinter air pollution · 1 نوف – 28 فبرTwo lignite power stations sit just outside the city and household heating adds to them, and cold still nights trap the lot in the basin.64
- Pingyao 🇨🇳 الصينHeating-season smog · 15 نوف – 15 مار (عادةً)Shanxi is China's coal province and the central heating goes on in the middle of November.64
- سراييفو 🇧🇦 البوسنة والهرسكValley inversion smog · 1 نوف – 28 فبرCold air settles in the bowl of the valley and holds coal and wood smoke over the city for days at a time; the readings regularly rank among the world's worst.63
- شتوتغارت 🇩🇪 ألمانياValley inversion air · 15 نوف – 28 فبر (عادةً)The city centre sits in a steep bowl with almost no through wind, which is why it spent years as Germany's worst spot for traffic particulates and still traps its own air on still winter days.62
- بويسي 🇺🇸 الولايات المتحدةWinter inversion · 15 نوف – 15 فبر (عادةً)Cold air pools in the U-shaped valley under a warm lid and the wood smoke and traffic exhaust stay with it, sometimes for weeks.61
- بكين 🇨🇳 الصينWinter smog days · 15 نوف – 28 فبر (عادةً)The heating season and a still, cold high can pin a grey lid over the city for days; it is far better than it was a decade ago, but the bad spells still come in runs of three or four days.59
…و7 غيرها في فبراير.
ضباب الشتاء الدخاني في مارس
- كاوهسيونغ 🇹🇼 تايوانWinter air-quality season · 1 أكت – 31 مار (عادةً)The rain stops, the wind drops and the petrochemical belt on the north side has nowhere to go.80
- تاي شانغ 🇹🇼 تايوانAutumn and winter haze · 15 أكت – 31 مار (عادةً)Once the summer winds drop, the mountains behind the city stop the air moving and central Taiwan's industry and power stations sit in it.80
- بلوفديف 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)Wood and coal stoves in the surrounding villages, plus an inversion that traps everything over the Thracian plain, give Plovdiv some of the worst winter particulate readings in the EU.75
- بلغراد 🇷🇸 صربياWinter smog · 1 نوف – 15 مار (عادةً)Household coal and wood, old cars and a windless inversion over the confluence put Belgrade near the top of the world air-quality tables on the worst January mornings.74
- تورينو 🇮🇹 إيطالياPo valley smog season · 1 أكت – 31 مارThe city sits in a bowl with the Alps on three sides, and winter inversions trap particulates for days.74
- Pingyao 🇨🇳 الصينHeating-season smog · 15 نوف – 15 مار (عادةً)Shanxi is China's coal province and the central heating goes on in the middle of November.71
- صوفيا 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)The city sits in a basin under Vitosha and the cold air does not move; wood and coal heating in the outer districts then fills it.70
- بيشكك 🇰🇬 قرغيزستانWinter smog · 1 نوف – 1 مار (عادةً)Coal stoves in the private housing around the city plus an inversion in the bowl put Bishkek near the top of the world air-quality lists on winter mornings.68
- فروتسواف 🇵🇱 بولنداWinter smog · 1 نوف – 10 مار (عادةً)Coal and wood stoves still heat a lot of the old tenement stock, and a windless freeze puts the readings into the range that makes national news.67
- كراكوف 🇵🇱 بولنداWinter smog · 1 نوف – 15 مار (عادةً)Coal heating in the valley towns around the city and a cold inversion put the worst air of the year over Krakow between November and March.65
- بوزنان 🇵🇱 بولنداWinter smog · 10 نوف – 5 مار (عادةً)Solid-fuel stoves in the older districts and windless, freezing days push the air into the range Poland is known for.65
- وارسو 🇵🇱 بولنداWinter smog · 1 نوف – 15 مار (عادةً)Coal and wood heating in the surrounding towns plus a cold, still inversion give the city its worst air between November and March.64
- وودج 🇵🇱 بولنداWinter smog · 1 نوف – 15 مار (عادةً)Coal and wood stoves in the old tenement districts, plus still, cold air over a flat city, put the worst readings of the year here between November and March.64
- زكوبن 🇵🇱 بولنداWinter smog · 15 نوف – 15 مار (عادةً)A resort at the foot of a national park with some of the worst winter air in Poland: coal stoves in the valley and no wind to move it.53
ضباب الشتاء الدخاني في يونيو
- بريتوريا 🇿🇦 جنوب إفريقياWinter haze in the valley · 1 يون – 31 أغس (عادةً)Cold air settles between the ridges and holds smoke from veld fires and household coal under it, so the horizon browns out for weeks.88
- جوهانسبرغ 🇿🇦 جنوب إفريقياWinter haze over the Highveld · 1 يون – 31 أغس (عادةً)Cold air traps smoke from veld fires, coal stoves and the industrial East Rand under an inversion, and the horizon goes brown for weeks.85
- جاكرتا 🇮🇩 إندونيسياDry-season smog · 15 يون – 15 أكت (عادةً)Traffic, coal plants along the coast and no rain to clear it: Jakarta regularly ranks among the world's most polluted major cities in these months.65
ضباب الشتاء الدخاني في يوليو
- بريتوريا 🇿🇦 جنوب إفريقياWinter haze in the valley · 1 يون – 31 أغس (عادةً)Cold air settles between the ridges and holds smoke from veld fires and household coal under it, so the horizon browns out for weeks.88
- جوهانسبرغ 🇿🇦 جنوب إفريقياWinter haze over the Highveld · 1 يون – 31 أغس (عادةً)Cold air traps smoke from veld fires, coal stoves and the industrial East Rand under an inversion, and the horizon goes brown for weeks.85
- جاكرتا 🇮🇩 إندونيسياDry-season smog · 15 يون – 15 أكت (عادةً)Traffic, coal plants along the coast and no rain to clear it: Jakarta regularly ranks among the world's most polluted major cities in these months.69
ضباب الشتاء الدخاني في أغسطس
- بريتوريا 🇿🇦 جنوب إفريقياWinter haze in the valley · 1 يون – 31 أغس (عادةً)Cold air settles between the ridges and holds smoke from veld fires and household coal under it, so the horizon browns out for weeks.93
- جوهانسبرغ 🇿🇦 جنوب إفريقياWinter haze over the Highveld · 1 يون – 31 أغس (عادةً)Cold air traps smoke from veld fires, coal stoves and the industrial East Rand under an inversion, and the horizon goes brown for weeks.91
- جاكرتا 🇮🇩 إندونيسياDry-season smog · 15 يون – 15 أكت (عادةً)Traffic, coal plants along the coast and no rain to clear it: Jakarta regularly ranks among the world's most polluted major cities in these months.70
ضباب الشتاء الدخاني في سبتمبر
ضباب الشتاء الدخاني في أكتوبر
- تورينو 🇮🇹 إيطالياPo valley smog season · 1 أكت – 31 مارThe city sits in a bowl with the Alps on three sides, and winter inversions trap particulates for days.78
- لاهور 🇵🇰 باكستانSmog season · 15 أكت – 31 ينا (عادةً)The province declares a smog season and acts on it: schools shut, offices go part-remote, brick kilns and building sites stop.72
- فاراناسي 🇮🇳 الهندPost-Diwali smog · 25 أكت – 10 فبر (عادةً)Stubble burning upwind, firecrackers and a cold air trap put the plains under a brown haze from Diwali onward.65
- تاي شانغ 🇹🇼 تايوانAutumn and winter haze · 15 أكت – 31 مار (عادةً)Once the summer winds drop, the mountains behind the city stop the air moving and central Taiwan's industry and power stations sit in it.64
- جاكرتا 🇮🇩 إندونيسياDry-season smog · 15 يون – 15 أكت (عادةً)Traffic, coal plants along the coast and no rain to clear it: Jakarta regularly ranks among the world's most polluted major cities in these months.61
- كاوهسيونغ 🇹🇼 تايوانWinter air-quality season · 1 أكت – 31 مار (عادةً)The rain stops, the wind drops and the petrochemical belt on the north side has nowhere to go.60
ضباب الشتاء الدخاني في نوفمبر
- لاهور 🇵🇰 باكستانSmog season · 15 أكت – 31 ينا (عادةً)The province declares a smog season and acts on it: schools shut, offices go part-remote, brick kilns and building sites stop.91
- إسلام آباد 🇵🇰 باكستانWinter haze from the plains · 1 نوف – 15 ينا (عادةً)The Punjab smog does not stop at the motorway.90
- آغرة 🇮🇳 الهندWinter smog season · 1 نوف – 31 ينا (عادةً)Cold still air over the Doab holds in field smoke, brick kilns and traffic, and the monument can vanish from the far end of its own garden before ten.88
- فاراناسي 🇮🇳 الهندPost-Diwali smog · 25 أكت – 10 فبر (عادةً)Stubble burning upwind, firecrackers and a cold air trap put the plains under a brown haze from Diwali onward.82
- شانغهاي 🇨🇳 الصينWinter haze · 15 نوف – 28 فبر (عادةً)Still, cold weeks trap particulates over the delta and the skyline goes flat grey for days until a front clears it.78
- تشنغدو 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe basin holds its own air all winter under an inversion.78
- طهران 🇮🇷 إيرانWinter inversion smog · 15 نوف – 28 فبر (عادةً)Cold air traps the traffic exhaust against the mountains for days at a time and the government closes schools and offices when it gets bad.78
- Pingyao 🇨🇳 الصينHeating-season smog · 15 نوف – 15 مار (عادةً)Shanxi is China's coal province and the central heating goes on in the middle of November.78
- تاي شانغ 🇹🇼 تايوانAutumn and winter haze · 15 أكت – 31 مار (عادةً)Once the summer winds drop, the mountains behind the city stop the air moving and central Taiwan's industry and power stations sit in it.77
- دكا 🇧🇩 بنغلاديشDry-season air · 15 نوف – 28 فبرBrick kilns fire through the dry months, the construction dust never stops, and the city trades places with Delhi and Lahore at the top of the daily air rankings.75
- أنقرة 🇹🇷 تركياWinter inversion · 15 نوف – 28 فبر (عادةً)The city sits in a bowl and cold, still weather traps household heating smoke in it for days at a time.73
- كاوهسيونغ 🇹🇼 تايوانWinter air-quality season · 1 أكت – 31 مار (عادةً)The rain stops, the wind drops and the petrochemical belt on the north side has nowhere to go.72
- شيان 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe Guanzhong basin traps its air under the Qinling mountains all winter, and Xi'an posts some of the worst readings in the country.71
- بلوفديف 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)Wood and coal stoves in the surrounding villages, plus an inversion that traps everything over the Thracian plain, give Plovdiv some of the worst winter particulate readings in the EU.70
- تيرانا 🇦🇱 ألبانياWinter air pollution · 15 نوف – 28 فبرOld diesel cars in a basin ringed by hills, plus wood heating, and the winter readings climb well past what the city's reputation for mild weather suggests.70
- بكين 🇨🇳 الصينWinter smog days · 15 نوف – 28 فبر (عادةً)The heating season and a still, cold high can pin a grey lid over the city for days; it is far better than it was a decade ago, but the bad spells still come in runs of three or four days.67
- إسكوبية 🇲🇰 مقدونيا الشماليةWinter air pollution · 1 نوف – 28 فبرHousehold heating and traffic under a valley inversion make this one of the worst-affected capitals in Europe, and schools have been closed over it.67
- صوفيا 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)The city sits in a basin under Vitosha and the cold air does not move; wood and coal heating in the outer districts then fills it.66
- بويسي 🇺🇸 الولايات المتحدةWinter inversion · 15 نوف – 15 فبر (عادةً)Cold air pools in the U-shaped valley under a warm lid and the wood smoke and traffic exhaust stay with it, sometimes for weeks.66
- بلغراد 🇷🇸 صربياWinter smog · 1 نوف – 15 مار (عادةً)Household coal and wood, old cars and a windless inversion over the confluence put Belgrade near the top of the world air-quality tables on the worst January mornings.65
- تورينو 🇮🇹 إيطالياPo valley smog season · 1 أكت – 31 مارThe city sits in a bowl with the Alps on three sides, and winter inversions trap particulates for days.65
- نوفي ساد 🇷🇸 صربياWinter air pollution · 15 نوف – 28 فبرCold, still days over the Pannonian flat trap household heating smoke and the city regularly logs some of the worst readings in Europe.63
- بانيا لوكا 🇧🇦 البوسنة والهرسكWinter heating smog · 15 نوف – 28 فبر (عادةً)Solid-fuel heating plus a valley inversion parks the smoke over the city on still winter days, and January is reliably the worst of it.63
- ميلانو 🇮🇹 إيطالياPo valley smog season · 15 نوف – 28 فبر (عادةً)The valley sits under the Alps with nowhere for the air to go, so still cold weeks stack particulate up until the region bans the oldest cars.62
- بيشكك 🇰🇬 قرغيزستانWinter smog · 1 نوف – 1 مار (عادةً)Coal stoves in the private housing around the city plus an inversion in the bowl put Bishkek near the top of the world air-quality lists on winter mornings.62
…و9 غيرها في نوفمبر.
ضباب الشتاء الدخاني في ديسمبر
- فاراناسي 🇮🇳 الهندPost-Diwali smog · 25 أكت – 10 فبر (عادةً)Stubble burning upwind, firecrackers and a cold air trap put the plains under a brown haze from Diwali onward.92
- تاي شانغ 🇹🇼 تايوانAutumn and winter haze · 15 أكت – 31 مار (عادةً)Once the summer winds drop, the mountains behind the city stop the air moving and central Taiwan's industry and power stations sit in it.90
- دكا 🇧🇩 بنغلاديشDry-season air · 15 نوف – 28 فبرBrick kilns fire through the dry months, the construction dust never stops, and the city trades places with Delhi and Lahore at the top of the daily air rankings.87
- آغرة 🇮🇳 الهندWinter smog season · 1 نوف – 31 ينا (عادةً)Cold still air over the Doab holds in field smoke, brick kilns and traffic, and the monument can vanish from the far end of its own garden before ten.86
- كاوهسيونغ 🇹🇼 تايوانWinter air-quality season · 1 أكت – 31 مار (عادةً)The rain stops, the wind drops and the petrochemical belt on the north side has nowhere to go.84
- لاهور 🇵🇰 باكستانSmog season · 15 أكت – 31 ينا (عادةً)The province declares a smog season and acts on it: schools shut, offices go part-remote, brick kilns and building sites stop.83
- إسلام آباد 🇵🇰 باكستانWinter haze from the plains · 1 نوف – 15 ينا (عادةً)The Punjab smog does not stop at the motorway.80
- تشنغدو 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe basin holds its own air all winter under an inversion.69
- شانغهاي 🇨🇳 الصينWinter haze · 15 نوف – 28 فبر (عادةً)Still, cold weeks trap particulates over the delta and the skyline goes flat grey for days until a front clears it.68
- طهران 🇮🇷 إيرانWinter inversion smog · 15 نوف – 28 فبر (عادةً)Cold air traps the traffic exhaust against the mountains for days at a time and the government closes schools and offices when it gets bad.68
- تيرانا 🇦🇱 ألبانياWinter air pollution · 15 نوف – 28 فبرOld diesel cars in a basin ringed by hills, plus wood heating, and the winter readings climb well past what the city's reputation for mild weather suggests.67
- Pingyao 🇨🇳 الصينHeating-season smog · 15 نوف – 15 مار (عادةً)Shanxi is China's coal province and the central heating goes on in the middle of November.66
- شيان 🇨🇳 الصينWinter smog · 15 نوف – 28 فبرThe Guanzhong basin traps its air under the Qinling mountains all winter, and Xi'an posts some of the worst readings in the country.63
- بلوفديف 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)Wood and coal stoves in the surrounding villages, plus an inversion that traps everything over the Thracian plain, give Plovdiv some of the worst winter particulate readings in the EU.61
- تورينو 🇮🇹 إيطالياPo valley smog season · 1 أكت – 31 مارThe city sits in a bowl with the Alps on three sides, and winter inversions trap particulates for days.60
- أنقرة 🇹🇷 تركياWinter inversion · 15 نوف – 28 فبر (عادةً)The city sits in a bowl and cold, still weather traps household heating smoke in it for days at a time.60
- إسكوبية 🇲🇰 مقدونيا الشماليةWinter air pollution · 1 نوف – 28 فبرHousehold heating and traffic under a valley inversion make this one of the worst-affected capitals in Europe, and schools have been closed over it.59
- ميلانو 🇮🇹 إيطالياPo valley smog season · 15 نوف – 28 فبر (عادةً)The valley sits under the Alps with nowhere for the air to go, so still cold weeks stack particulate up until the region bans the oldest cars.57
- بلغراد 🇷🇸 صربياWinter smog · 1 نوف – 15 مار (عادةً)Household coal and wood, old cars and a windless inversion over the confluence put Belgrade near the top of the world air-quality tables on the worst January mornings.57
- بانيا لوكا 🇧🇦 البوسنة والهرسكWinter heating smog · 15 نوف – 28 فبر (عادةً)Solid-fuel heating plus a valley inversion parks the smoke over the city on still winter days, and January is reliably the worst of it.57
- نيش 🇷🇸 صربياWinter heating smog · 1 ديس – 28 فبر (عادةً)The same basin that traps the summer heat traps coal smoke from December to February, and the readings go from ordinary to genuinely unhealthy.57
- صوفيا 🇧🇬 بلغارياWinter smog · 1 نوف – 10 مار (عادةً)The city sits in a basin under Vitosha and the cold air does not move; wood and coal heating in the outer districts then fills it.55
- شتوتغارت 🇩🇪 ألمانياValley inversion air · 15 نوف – 28 فبر (عادةً)The city centre sits in a steep bowl with almost no through wind, which is why it spent years as Germany's worst spot for traffic particulates and still traps its own air on still winter days.53
- نوفي ساد 🇷🇸 صربياWinter air pollution · 15 نوف – 28 فبرCold, still days over the Pannonian flat trap household heating smoke and the city regularly logs some of the worst readings in Europe.53
- برشتينا كوسوفوWinter air pollution · 1 نوف – 28 فبرTwo lignite power stations sit just outside the city and household heating adds to them, and cold still nights trap the lot in the basin.52
…و10 غيرها في ديسمبر.