Average annual temperature is 2.2 °C
Absolute maximum temperature: 23.3 °C
Absolute minimum temperature: -31.6 °C
Number of sunny days: 240 days
Number of rainy days: 56 days
Number of snow days: 69 days
Look at detailed online map of Siwak
* Weather data for Siwak 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) | -4.7 | 2.3 | 2.7 | 10.9 | 15.1 | 23.3 | 22.7 | 22.5 | 21.8 | 15.9 | 9.1 | 6.5 |
| Average daytime temperature (°C) | -11.1 | -4.8 | -0.1 | 5.4 | 11.1 | 18.3 | 19.6 | 19.2 | 17.7 | 10.5 | 4.8 | 0.3 |
| Average temperature (°C) | -14.0 | -7.9 | -3.1 | 0.4 | 5.2 | 11.8 | 13.1 | 12.2 | 9.9 | 3.9 | -0.3 | -5.1 |
| Average night temperature (°C) | -17.2 | -12.0 | -6.7 | -5.4 | -1.3 | 4.6 | 6.0 | 5.1 | 2.6 | -2.1 | -4.6 | -9.6 |
| Absolute minimum temperature (°C) | -31.6 | -27.7 | -13.1 | -12.5 | -5.3 | 0.3 | 2.8 | 1.5 | -2.9 | -4.6 | -7.8 | -15.7 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 8.1 | 9.6 | 11.5 | 12.0 | 12.8 | 12.9 | 12.6 | 11.4 | 10.2 | 8.6 | 8.1 |
| Precipitation (mm) | 78 | 41 | 53 | 33 | 55 | 24 | 9 | 0 | 3 | 15 | 7 | 18 |
| Sunny days | 19 | 12 | 19 | 19 | 10 | 17 | 24 | 31 | 27 | 20 | 19 | 23 |
| Rainy days | 1 | 1 | 1 | 4 | 18 | 13 | 7 | 0 | 2 | 7 | 0 | 2 |
| Snow days | 11 | 15 | 11 | 7 | 3 | 0 | 0 | 0 | 1 | 4 | 11 | 6 |
The largest precipitation sum in Siwak is at