ミラノの月別の天気

ミラノを訪れるベストシーズンは4月、5月、9月です — 9月は87/100、最高25°C、雨の日11日。 ベストな季節は春(3月〜5月)で、平均82/100です。

最も不向きな月は12月で、57/100です — 寒い、ときどき雨、蒸し暑い。 12月を見る →

2026年9月更新 · ERA5再解析による気候平年値

周辺も含めて旅を計画するなら イタリア旅行のベストシーズン →

ミラノMilan, Italy🇮🇹 イタリア · 北イタリア · 都市87
  1. 601月
  2. 662月
  3. 753月
  4. 854月
  5. 865月
  6. 806月
  7. 737月
  8. 748月
  9. 879月
  10. 7610月
  11. 6211月
  12. 5712月

ベストな季節:3月〜5月(平均82/100) · 最も不向きなのは12月(57/100)

日中
25°C
15°C
雨の日
11
日照
10 h
湿度
74%
日の長さ
13 h
ミラノ(イタリア)
写真: Mikhail Nilov · Pexels

ミラノの月ごとのようす

ミラノに最も合う旅のタイプでの100点満点の快適スコア、気候平年値による平均最高気温・雨の日数・1日の日照時間、そして混雑具合の目安です。

スコアランク最高日照混雑イベント
1月60C8°C6日6時間ピーク2
2月66C11°C7日7時間混雑3
3月75B15°C8日9時間ピーク4
4月85A19°C10日11時間ピーク4
5月86A23°C15日11時間混雑2
6月80A29°C11日13時間混雑2
7月73B31°C12日13時間混雑2
8月74B30°C10日12時間混雑3
9月87A25°C11日10時間ピーク3
10月76B19°C10日7時間ショルダー1
11月62C13°C10日6時間混雑2
12月57D8°C7日5時間ピーク3

ミラノの年間イベント

祭り、自然の見どころ、祝日、そして注意したい季節 — 厳選し出典を明記しています。詳しくは各月のページで。

2月
  • Carnevale Ambrosiano2月10日〜3月12日(例年)祭り
  • Fashion Week, autumn collections2月24日〜3月2日祭り
3月
  • Milano Marathon3月28日〜4月14日(例年)祭り
  • Easter and Pasquetta4月4日〜6日祝日
4月
  • Salone del Mobile and Fuorisalone4月21日〜26日祭り
  • Lake ferries on full timetable4月1日〜10月15日(例年)オープン
5月
  • Piano City Milano5月15日〜17日(例年)祭り
6月
  • Tiger mosquito season6月1日〜9月30日(例年)要注意
8月
  • Ferragosto shutdown8月1日〜25日季節
9月
  • Fashion Week, spring collections9月22日〜28日祭り
11月
  • EICMA and the autumn fairs11月5日〜8日(例年)祭り
  • Po valley smog season11月15日〜2月28日(例年)要注意
12月
  • Sant'Ambrogio and Oh Bej! Oh Bej!12月5日〜10日祭り
  • Christmas to Epiphany12月24日〜1月6日祝日

ミラノの年間イベントをすべて見る →

9月のミラノの混雑

その場所自体の混み具合 — 学校休暇や大型連休、編集部がタグ付けした月、そして天気の良さによる人気の高さ。快適スコアには含まれません。

ピークの混雑Fashion Week, spring collections、イタリアのSummer holidays、主な訪問国のうち2か国で学校休暇(推定)

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ピークの混雑混雑ショルダーシーズン閑散

ミラノの旅行者の声

実際に訪れた人たちの声です — 通年のメモを先に、そのあと月ごとに並べています。

Milan, depending on how you want to tour the city, is a great place to visit pretty much all year round. Keep in mind most places, including tourist destinations and museums, are closed on Mondays. In autumn, the weather is warm or cool, and in later months can be quite rainy and foggy. All the major venues and shops are opened, since it is the working part of the year. In winter, the city can become cold (often below or around freezing point), and the weather is usually foggy and rainy if not snowy. However, the city, in the few weeks before Christmas, becomes delightful to visit - the main sights are all illuminated by stunning lights, a huge Christmas tree is set up in front of the Duomo, vendors and markets can be found everywhere, many shop and display windows are decorated and the streets become bustling with locals and tourists alike. However, the only downside is that it can become extremely crowded, noisy and busy.…
Wikivoyage contributors · 通年 · 7日前 · Wikivoyageで続きを読む ↗ (CC BY-SA 4.0)
Milan forum threads describe January as cold and damp, with daytime highs typically in the mid-40s Fahrenheit, frequent fog, and real snow a genuine possibility though not a given. Posters singled out the late-January stretch, around the 30th-31st, as typically the coldest days of the whole year in the city. The universal packing advice was a proper hat, coat, gloves and an umbrella for the damp - but posters also noted that heating indoors runs very warm, so layering matters both ways: light clothing works fine inside shops and hotels, with the heavy coat reserved for stepping back out.
NavigliRegular · 1月 · 5日前 · Tripadvisorで続きを読む ↗
Regulars are specific that this month calls for real layers - a cotton sweater and jacket plus an umbrella - since a t-shirt only makes sense on a rare, brightly sunny day rather than as a general bet. Our row backs the cool, damp read, 14.9C over 4.7C nights feeling 2C, with 78.3mm of rain across 8.4 days and only a bare trace of possible snow, 0.9cm, consistent with regulars calling real snow this time of year essentially a non-issue here. Regulars are candid that Milan's weather generally resists prediction, though April is named as typically warmer with its own reputation for rain. The record: humidity 70 percent, 8.8 hours of sun, an 11.4 kph wind and AQI 74.
SweaterAndUmbrellaNotJustAJacket · 3月 · 3日前 · Tripadvisorで続きを読む ↗
Milan forum regulars call April a genuine sweet spot but not without its own wrinkles: it may rain but temperature is pleasant, with the month acting as “the transition...between spring and summer” — go prepared for anything, especially earlier in the month. Days run comfortably mild, “mid-60s to mid-70s°F,” but afternoons that turn warm and sunny cool down fast once evening hits, which is why layering shows up in every thread. One date-specific warning worth knowing before booking: Salone del Mobile (Design Week), typically the second or third week of April, sends hotel prices sharply up and availability down. Our record: 17.6°C days, 6.9°C nights, 9.4 rain days and 10.4 hours of sun — mild with real rain risk, matching the “pleasant but pack for anything” read.
Tripadvisor community · 4月 · 5日前 · Tripadvisorで続きを読む ↗
Regulars put May here in the mid-twenties, warn that the evenings still want a jumper, and say rain is always a possibility. Our row makes that last point firmer than they do: 145.3mm across 15.3 days, so rain falls on half the days of the month, usually as afternoon and evening storms off the plain rather than as grey drizzle. Days reach 22.8C and read as 23C at 71 percent humidity, over 13C nights. The packing answer they give is the right one - short sleeves, long trousers, something warm for after dark, and an umbrella that lives in the bag. Daylight is 14.9 hours with 10.9 of sun. The record: a dew point of 11.3C, an 11.6 kph wind and AQI 62.
LayersAndAnUmbrella · 5月 · 3日前 · Tripadvisorで続きを読む ↗
The June question on this board is air conditioning, and the answer is that it is far from standard in Italy - check the listing and then check the reviews, because a room without it is a different holiday. Our row gives 28.8C reading as 30C over 18C nights, which is hot rather than extreme, at 67 percent humidity. The rain is the part visitors underestimate: 113.4mm across 10.8 days, more than May's, arriving as storms that the boards say tend to come at night and early morning rather than through the sightseeing day. Sunshine is generous at 12.8 hours inside 15.6 of daylight. The record: a dew point of 15.3C, an 11.2 kph wind and AQI 71.
CheckTheRoomHasAir · 6月 · 3日前 · Tripadvisorで続きを読む ↗
September in Milan is still hot by day - mid-20s, with the worst of the summer gone - and cool enough in the evening for a cardigan, with a folding umbrella as the standing recommendation. The date that dominates the month is Fashion Week in late September, when hotel prices run three or four times normal and, at the top end, past a thousand a night near the Duomo. The crowding is more selective than you would expect: regulars describe the Duomo square and the Galleria as busy when the sun is out and the rest of the city much as usual. Our row's 122.7mm over 10.8 days is why the umbrella. The record: 25.3C days that feel like 27C, 15.1C nights and 10 hours of sun.
ThreeOrFourTimesTheRoomRate · 9月 · 3日前 · Tripadvisorで続きを読む ↗
Milan's October threads draw a line through the middle of the month. The first half is a decent bet — days near 19°C, evenings cooler around 11, cloud and rain possible but nothing severe — while after mid-month regulars say the weather often turns, with cold, humid, foggy conditions setting in late. If the Italian Lakes are part of the trip that timing matters more, not less: late October brings genuine cold up there and some lakeside attractions begin closing for the season. Layers, and front-load the month if the dates are yours to choose.
Tripadvisor community · 10月 · 6日前 · Tripadvisorで続きを読む ↗

地図のミラノのカードから自分のメモを追加できます。

ミラノのベストシーズンは4月、5月、9月(87/100) — 月別の天気 | SeasonMap