Monthly climate guide
Islamabad weather in September
Expect very hot weather in Islamabad in September: afternoons reach about 32°C (90°F), while nights drop to around 22°C (72°F). Around 100 mm of rain falls over the month (wet), and skies are a mix of sun and cloud. Daytime highs are about the same as August and 2°C warmer than October.
What stands out in September
- Even after dark it stays around 22°C, so sleeping can feel warm.
- With the heat, see Lok Virsa Museum early in the morning or late in the afternoon.
- In Islamabad, September is early autumn.
- Islamabad is usually about 10°C warmer than Muzaffarabad, 90 km away, in September.
Avg high
32°C
90°F
Avg low
22°C
72°F
Rainfall
100 mm
wet
Humidity
64%
relative
Sky
39%
cloud · a mix of sun and cloud
Islamabad weather by month
Show the monthly averages as a table
| Month | Avg high | Avg low | Rain | Humidity | Cloud cover |
|---|---|---|---|---|---|
| January | 18°C / 64°F | 6°C / 42°F | 45 mm | 49% | 48% |
| February | 20°C / 68°F | 8°C / 46°F | 116 mm | 55% | 54% |
| March | 24°C / 76°F | 12°C / 53°F | 123 mm | 57% | 57% |
| April | 30°C / 87°F | 17°C / 62°F | 75 mm | 51% | 55% |
| May | 37°C / 98°F | 22°C / 72°F | 94 mm | 37% | 50% |
| June | 40°C / 104°F | 26°C / 79°F | 155 mm | 35% | 49% |
| July | 36°C / 97°F | 26°C / 80°F | 234 mm | 60% | 65% |
| August | 34°C / 92°F | 25°C / 77°F | 204 mm | 70% | 61% |
| September | 32°C / 90°F | 22°C / 72°F | 100 mm | 64% | 39% |
| October | 30°C / 86°F | 17°C / 63°F | 27 mm | 49% | 27% |
| November | 25°C / 76°F | 12°C / 53°F | 25 mm | 46% | 45% |
| December | 21°C / 69°F | 8°C / 46°F | 28 mm | 41% | 41% |
What to pack for September
- Light, breathable clothing (cotton or linen)
- A sun hat and high-SPF sunscreen
- A refillable water bottle
- A compact umbrella or packable rain jacket
- Water-resistant shoes
- Sunglasses
Is September a good time to visit Islamabad?
Our Islamabad guide recommends: March to April or September to November — spring and autumn bring mild temperatures and clearer views of the hills.
The Margalla Hills trails (Trail 3 and Trail 5 are the most popular) are best started early in the morning before the heat and crowds build up.
Best time to visit Islamabad →Other Pakistan cities in September
Cite or embed this data
Writing about this destination? Copy a ready-made citation or embed a live widget — free, just keep the link.
Islamabad weather in September. WeatherCompare, 2026 (NASA POWER / ERA5, 2011–2020 monthly averages). https://weathercompare.eu/weather/pakistan/islamabad/september
<a href="https://weathercompare.eu/weather/pakistan/islamabad/september">Islamabad weather in September</a> (WeatherCompare)
<iframe src="https://weathercompare.eu/embed/pakistan/islamabad" width="300" height="160" style="border:0;border-radius:12px" loading="lazy" title="Islamabad weather in September"></iframe> <p style="font-size:12px"><a href="https://weathercompare.eu/weather/pakistan/islamabad/september">Islamabad weather in September</a> – WeatherCompare</p>
Islamabad in September: quick answers
Is September a good time to visit Islamabad?
It can be, if you like heat: September highs in Islamabad are around 32°C. Good for the beach; plan sightseeing for early morning and evening.
How warm is Islamabad in September?
Average highs are about 32°C (90°F) and average lows about 22°C (72°F), based on 10 years of daily data.
Does it rain a lot in Islamabad in September?
Islamabad typically gets around 100 mm of rain in September — wet.
When is the best time to visit Islamabad?
March to April or September to November — spring and autumn bring mild temperatures and clearer views of the hills.
Figures are long-term averages for the area around Islamabad (NASA POWER / ERA5, 2011–2020), not a forecast for a specific year. For upcoming days, see the live multi-source forecast.