Average annual temperature is 17.3 °C
Absolute maximum temperature: 40.6 °C
Absolute minimum temperature: -23.7 °C
Number of sunny days: 298 days
Number of rainy days: 65 days
Number of snow days: 2 days
Look at detailed online map of Sumlī
* Weather data for Sumlī Afghanistan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.1 | 20.6 | 28.9 | 34.1 | 35.9 | 40.5 | 40.6 | 38.5 | 38.7 | 32.5 | 27.3 | 23.1 |
| Average daytime temperature (°C) | 2.8 | 12.7 | 21.9 | 25.8 | 29.7 | 36.5 | 36.9 | 34.2 | 28.5 | 24.9 | 20.0 | 13.6 |
| Average temperature (°C) | -2.0 | 7.3 | 15.1 | 18.3 | 22.7 | 29.4 | 30.2 | 27.4 | 21.1 | 17.5 | 12.9 | 7.1 |
| Average night temperature (°C) | -7.2 | 1.8 | 8.6 | 10.4 | 14.3 | 20.8 | 22.0 | 19.4 | 13.9 | 10.1 | 6.7 | 1.4 |
| Absolute minimum temperature (°C) | -23.7 | -5.6 | 1.5 | 4.5 | 8.6 | 17.8 | 19.1 | 13.4 | 9.8 | 3.8 | 2.1 | -2.2 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.8 | 5.4 | 9.1 | 10.4 | 11.8 | 13.0 | 12.8 | 12.0 | 11.1 | 9.6 | 7.7 | 7.0 |
| Precipitation (mm) | 19 | 100 | 31 | 24 | 3 | 0 | 0 | 0 | 0 | 4 | 46 | 16 |
| Sunny days | 26 | 12 | 19 | 22 | 27 | 30 | 31 | 30 | 30 | 25 | 22 | 24 |
| Rainy days | 4 | 15 | 12 | 8 | 4 | 0 | 0 | 1 | 0 | 6 | 8 | 7 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sumlī during the most sunny months:
The largest precipitation sum in Sumlī is at