Average annual temperature is 12.5 °C
Absolute maximum temperature: 34.3 °C
Absolute minimum temperature: -18.1 °C
Number of sunny days: 265 days
Number of rainy days: 77 days
Number of snow days: 23 days
Look at detailed online map of Siyāh Lār
* Weather data for Siyāh Lār 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) | 5.3 | 13.5 | 15.3 | 23.3 | 25.4 | 34.3 | 32.5 | 31.9 | 31.2 | 26.7 | 19.4 | 15.1 |
| Average daytime temperature (°C) | -1.9 | 4.8 | 11.1 | 18.1 | 21.7 | 28.2 | 28.8 | 27.2 | 24.2 | 20.0 | 14.9 | 10.5 |
| Average temperature (°C) | -4.8 | 1.9 | 7.4 | 12.6 | 16.3 | 22.8 | 23.5 | 21.3 | 17.9 | 14.2 | 10.5 | 6.4 |
| Average night temperature (°C) | -8.1 | -0.9 | 3.7 | 7.7 | 10.9 | 17.0 | 18.3 | 16.2 | 13.5 | 9.5 | 6.8 | 3.2 |
| Absolute minimum temperature (°C) | -18.1 | -9.1 | -4.0 | 0.6 | 2.4 | 13.4 | 14.1 | 12.6 | 6.6 | 5.8 | 1.9 | -5.7 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 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) | 8.3 | 7.5 | 9.8 | 11.5 | 12.2 | 13.0 | 13.0 | 12.5 | 11.3 | 10.0 | 8.8 | 8.1 |
| Precipitation (mm) | 15 | 117 | 28 | 35 | 28 | 1 | 0 | 2 | 0 | 11 | 15 | 15 |
| Sunny days | 22 | 13 | 19 | 13 | 12 | 26 | 30 | 28 | 29 | 22 | 25 | 26 |
| Rainy days | 3 | 5 | 12 | 16 | 19 | 4 | 1 | 3 | 1 | 9 | 4 | 0 |
| Snow days | 6 | 10 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 5 |
The largest precipitation sum in Siyāh Lār is at