Climate Insights for Islamabad

The climate in Islamabad is warm and mild. The average annual temperature is 22°C and approximately 134mm of precipitation falls per year. October is the wettest month, receiving around 33mm of rainfall. Islamabad is in the Northern Hemisphere. Summer begins at the end of June and lasts through September. The summer months are: August, July, June. The coldest months are June, July, September, when temperatures can drop to 15°C.

Islamabad sees moderate temperature variation throughout the year, ranging from 15°C to 33°C. The warmest month is August, when average highs reach 33°C and the mean temperature sits around 27°C. June is the coolest month, with minimum temperatures around 15°C and an average of 23°C. Daily temperature variation is modest, with an average difference of 6°C between highs and lows. The sharpest temperature change occurs between August and September, with a 3°C shift in average temperatures.

Islamabad is a quite dry location, receiving approximately 134mm of precipitation annually, which averages out to around 11mm per month. The wettest month is October, averaging 33mm of rainfall. March and November also tend to see above-average precipitation. The driest month is May, with just 0mm. That's 33mm less than October, the wettest month. Rainfall is heavily concentrated in certain months, creating a distinct wet and dry season. Visitors should plan around these patterns, as the difference between peak and low months is dramatic.

Islamabad is relatively calm, with an average annual wind speed of 8km/h. For context, sustained winds below 12km/h are generally light, while anything above 25km/h is considered strong. The windiest month is November, averaging 11km/h, though still comfortable for most outdoor activities. The calmest conditions occur in August, with average winds dropping to 4km/h, making it an ideal period for wind-sensitive activities. Wind speeds vary significantly across the year, with a 7km/h difference between the calmest and windiest months. This level of variation is worth factoring into travel plans. Wind tends to be stronger during winter months, driven by seasonal pressure systems. The seasonal averages break down to 10km/h in winter, 9km/h in spring, 4km/h in summer, 8km/h in autumn.

It is currently summer in Islamabad, which began on June 21, 2026. Islamabad is in the Northern Hemisphere, where spring begins in March, summer in June, autumn in September, and winter in December. The warmest period peaks in August at around 33°C, while the coldest stretch bottoms out in June near 15°C. Autumn is next, beginning on September 23, 2026 — 16 days from now.

The best time to visit Islamabad is during January, February, March, April, May, June, September, October, November and December, when the weather is most comfortable for travellers. During these months, average temperatures hover around 21°C with modest rainfall averaging 13mm per month. By contrast, August can be uncomfortably hot with temperatures reaching 33°C. With minimal rainfall expected, you can pack light and plan outdoor activities with confidence.

The table below shows monthly climate averages for Islamabad based on historical weather data. Min and max temperatures represent typical overnight lows and afternoon highs for each month, shown in degrees Celsius (°C). Precipitation is measured in millimetres (mm) and indicates the average total rainfall per month. Wind speed is the average sustained speed in kilometres per hour (km/h). All values are based on averages from over 10 years of historical weather data. The current month is highlighted for quick reference.