Climate averages 1991–2020
Islamabad weather
in May.
A hot, fairly dry month: the 2nd warmest and the 4th driest of the year.
Long-term climate patterns, not a forecast for a particular trip.
May is a hot month in Islamabad: daytime highs average 33.4°C and nights cool to about 19.9°C. By daytime temperature it is the 2nd warmest of the 12 months.
Expect about 37 mm of rain on roughly 8 days, which makes May a fairly dry month (the 4th driest of the 12 months). Daylight, from sunrise to sunset, lasts about 13 h 53 min on an average May day.
The nearest other city in this atlas is Rawalpindi (14 km away). In May its highs average 34.2°C, 0.8°C warmer than Islamabad, with 32 mm of rain.
Among the 166 cities listed in Pakistan, Islamabad ranks 157th of 166 for the warmest May highs and joint 155th of 166 for the driest May (rainfall, lowest first). The mean May high of those 166 cities is 39.0°C; Islamabad is 5.6°C cooler than that mean.
From May to June, average highs rise by 2.5°C to 35.8°C, and monthly rainfall rises from 37 mm to 61 mm.
The annual picture
May in context
Monthly rainfall
Average total · mmAverages from hourly ERA5 reanalysis data. Actual weather varies from year to year. How these numbers are calculated
Every month, side by side
Islamabad climate table
| Month | Average highHigh / low | Average low | Rainfall mm/month | Rain days ≥1 mm/day | Daylight hours/dayDaylight h/day |
|---|---|---|---|---|---|
| January | 15.4°C4.0°C | 4.0°C | 70 | 6.6 | 10.210 h |
| February | 17.4°C6.1°C | 6.1°C | 116 | 8.9 | 11.011 h |
| March | 21.9°C10.2°C | 10.2°C | 124 | 10.1 | 12.012 h |
| April | 27.6°C14.9°C | 14.9°C | 82 | 8.5 | 13.013 h |
| May, selected | 33.4°C19.9°C | 19.9°C | 37 | 7.5 | 13.914 h |
| June | 35.8°C23.7°C | 23.7°C | 61 | 7.7 | 14.414 h |
| July | 32.7°C24.5°C | 24.5°C | 163 | 18.0 | 14.214 h |
| August | 31.1°C23.6°C | 23.6°C | 164 | 17.7 | 13.413 h |
| September | 30.7°C20.8°C | 20.8°C | 69 | 8.4 | 12.412 h |
| October | 28.0°C15.4°C | 15.4°C | 29 | 3.3 | 11.411 h |
| November | 22.3°C9.9°C | 9.9°C | 30 | 3.2 | 10.410 h |
| December | 17.9°C5.6°C | 5.6°C | 31 | 3.3 | 10.010 h |
Rainfall is the average of the 30 separate monthly totals. A rain day is a local calendar day with at least 1 mm of precipitation. Daylight is the calculated sunrise-to-sunset length, not measured sunshine.
Compare places
May in nearby cities
- Rawalpindi in MayPakistan · 14 kmHigh 34.2°C · Low 19.9°C · 32 mm rain
- Fatehjang in MayPakistan · 41 kmHigh 34.0°C · Low 19.7°C · 37 mm rain
- Abbottabad in MayPakistan · 50 kmHigh 27.8°C · Low 14.1°C · 91 mm rain
- Topi in MayPakistan · 55 kmHigh 34.2°C · Low 20.1°C · 35 mm rain
- Dhirkot in MayPakistan · 61 kmHigh 24.5°C · Low 10.8°C · 92 mm rain
- Attock City in MayPakistan · 63 kmHigh 34.5°C · Low 20.6°C · 39 mm rain
- Swabi in MayPakistan · 69 kmHigh 34.3°C · Low 19.8°C · 35 mm rain
- Tordher in MayPakistan · 76 kmHigh 34.8°C · Low 20.6°C · 37 mm rain
Read the numbers correctly
Climate, not a promise.
These patterns help compare months. They cannot tell you the weather on a specific day of your trip.
Sources, method and limitsHow these numbers are made (what the highs, lows and rain days mean, the sources and the model cell used for Islamabad) is explained once on the Islamabad year overview and on the Sources, method and limits page.