Islamabad in September averages 32°C (90°F) during the day and 21°C (70°F) at night. Keep in mind that quite a bit of rainfall is expected this month.
If your ideal day consists of dry skies and pleasant temperatures, April, October and November typically offer the best circumstances for Islamabad.
Min Temperature
Max Temperature
Chance of Rain
Precipitation
Rainy days
Sunshine
Percentage Sunshine
Pick a month to see the average temperature, rainfall and sunshine in Islamabad - and find the best time to visit.
47-year average (1977-2025)
Based on our historical records, temperatures in Islamabad typically stay consistent throughout September, with daily highs averaging around 32°C (90°F). Nights are warm, with lows typically ranging from 19°C (66°F) to 23°C (73°F).
47-year average (1977-2025)
Average daily rainfall for each day of the month based on long-term records.
Browse day-by-day weather records for Islamabad spanning 51 years. Select any month and year to see actual temperatures, rainfall, and conditions recorded on each day.
Based on 27 years of weather observations in Islamabad between 1999 and 2026, these are the recorded extremes.
Find out more about the weather in Pakistan and which places have the best travel conditions in this month. See all of Pakistan in September →
Perfect weather is subjective. On this map perfect weather has been defined with temperatures between 20°C (68°F) and 29°C (84°F) and not too much precipitation (less than 90 mm (3.5 in) a month).
Warm weather calls for comfortable, breathable clothing in September. Cotton t-shirts, shorts, light dresses, and sandals are perfect. You might still want a light layer for evenings or air-conditioned places (for example buses). High rain levels are expected, so pack waterproof gear and an umbrella or poncho. Don't forget sun protection, sunglasses, sunscreen, and a hat. These are all good ideas with this much sunshine.
We rated the following activities from 1 (least suitable) to 10 (best) to do.
See the full Islamabad climate overview or explore weather in Pakistan.
Where to go in September - average daytime high across popular destinations.
Bahawalpur
38°C (100°F) Multan
38°C (100°F) Lahore
36°C (97°F) Rawalpindi33°C (91°F) Karachi33°C (91°F) Islamabad32°C (90°F) Murree29°C (84°F) Bhurban29°C (84°F) Need travel inspiration? Check out our bucket list articles and be inspired.
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