Islamabad weather by month
The best time to visit Islamabad is March, October and November — 90/100 in November, 23°C and 4 rainy days. The best season is spring, March to May (81/100 on average).
The worst month is July at 52/100 — sweltering, soaked, poor air quality. See July →
Updated September 2026 · climate normals from ERA5 reanalysis
Planning the wider trip? Best time to visit Pakistan →
Best season: March to May (81/100 on average) · worst July (52/100)
- Days
- 23°C
- Nights
- 12°C
- Wet days
- 4
- Sun
- 9 h
- Humidity
- 60%
- Daylight
- 10 h

Islamabad, month by month
Comfort score out of 100 for the kind of trip Islamabad is best for, the average high, rainy days and hours of sun a day from the climate normals, and how busy it tends to be.
What's on in Islamabad through the year
Festivals, natural spectacles, holidays and the seasons to watch out for — curated and sourced. The month pages carry the detail.
- February
- Eid al-Fitr25 Feb – 25 Mar (usually)Holiday
- March
- Pakistan Day23 MarHoliday
- Paper mulberry pollen1 Mar – 15 Apr (usually)Hazard
- May
- Eid al-Adha1 May – 5 Jun (usually)Holiday
- July
- Nullah flooding1 Jul – 31 Aug (usually)Hazard
- August
- Independence Day14 AugHoliday
- October
- Margalla trail season1 Oct – 15 AprSeason
- November
- Winter haze from the plains1 Nov – 15 Jan (usually)Hazard
Crowds in Islamabad in November
How busy the place itself is — school and mass holidays, the months an editor tagged, and how sought-after the weather makes them. Never part of the comfort score.
Peak crowdstravelers describe it as peak season
Sourced from traveler notes: “…bout 1 day of rain,” genuinely less busy with tourists than peak season — but warn the calculus flips fast heading into the mountai…” — Tripadvisor community
Peak crowdsBusyShoulder seasonQuiet
Traveller notes on Islamabad
What people who have been say about the place — the year-round notes first, then month by month.
The forum's April advice for Islamabad is specific about which half of the month: early April suits a walking trip, while late April is already turning hot across the plains — Lahore, Peshawar and Islamabad alike. The record puts the month at about 28°C by day cooling to 15 at night, with rain on roughly eight days. Two days is what regulars allocate to Islamabad and Rawalpindi together. April's other argument is what it opens up north: spring reaches Chitral and the Kalash valleys this month, so it is the natural month to pair the capital with the mountains rather than linger in the heat.
Forum posters describe May in Islamabad as genuinely hot, with some estimates running as high as 35-38C, well above the city's typical average for the month - a gap posters' own accounts suggest reflects real day-to-day and year-to-year swings on top of the underlying seasonal heat. Posters consistently recommend scheduling outdoor activities for the cooler parts of the day and relying on air conditioning through the hottest afternoon hours. Posters draw a sharp contrast with Pakistan's mountainous north, describing May there as genuinely beautiful and pleasant - timing that happens to coincide with the Kalash spring festival in Chitral's valleys, mid-May each year. Posters generally rate May as visitable in Islamabad itself but recommend the north instead for anyone prioritizing comfortable weather over the capital specifically.
Islamabad forum regulars call October pleasant by day but genuinely cool by evening: keep a jacket or long sleeves on hand, since “evenings would be a little chilly” even when the afternoon is comfortable. September-October together get named the sweet spot for good weather with fewer crowds, and Islamabad's Margalla Hills and nearby Hunza Valley are called out for autumn colour this time of year, though anyone trekking further into the mountains is warned nights there run properly cold, not just chilly. Our record: 28.8°C days, 15.6°C nights, 4.4 rain days and an AQI of 92 — warm by day with a real night-time drop, matching the jacket-in-the-evening advice.
Islamabad forum regulars describe the capital itself as mild in November — “average temperature of 62°F with about 1 day of rain,” genuinely less busy with tourists than peak season — but warn the calculus flips fast heading into the mountains. North of the city, regulars are blunt: it would be so cold that warm clothes are a must, with Hunza hitting “7 to 9 degrees below 0 Celsius” in a recent November. Skardu and Hunza can still show autumn colour early in the month, but Deosai National Park closes for snow, Naran's good hotels shut for the season, and regulars steer toward Swat Valley or Chitral instead if a mountain add-on is still wanted. Our record: 22.3°C days, 9.9°C nights, 4.8 rain days and an AQI of 108 — mild in the city itself, matching the “pleasant capital, genuinely cold mountains” read.
Add your own note from Islamabad's card on the map.