Average annual temperature is 12.3 °C
Absolute maximum temperature: 27.7 °C
Absolute minimum temperature: -7.4 °C
Number of sunny days: 135 days
Number of rainy days: 217 days
Number of snow days: 13 days
Look at detailed online map of Sīstān
* Weather data for Sīstān Iran is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 12.3 | 14.3 | 22.9 | 24.2 | 26.9 | 27.2 | 27.7 | 27.4 | 26.8 | 27.0 | 22.7 | 20.2 |
| Average daytime temperature (°C) | 3.0 | 6.0 | 13.9 | 16.8 | 18.4 | 20.4 | 21.8 | 24.2 | 18.7 | 18.1 | 17.3 | 12.6 |
| Average temperature (°C) | 0.0 | 2.1 | 9.5 | 12.6 | 15.0 | 17.5 | 19.1 | 20.5 | 16.1 | 14.3 | 12.5 | 8.2 |
| Average night temperature (°C) | -2.8 | -1.6 | 5.3 | 8.2 | 11.4 | 14.3 | 16.5 | 17.3 | 13.8 | 10.8 | 8.7 | 4.8 |
| Absolute minimum temperature (°C) | -7.4 | -7.1 | 0.2 | -2.4 | 4.4 | 11.6 | 13.8 | 15.3 | 11.1 | 8.5 | 3.8 | -1.4 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.7 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.0 | 7.8 | 7.1 | 9.4 | 8.8 | 9.2 | 7.1 | 9.9 | 5.8 | 7.4 | 7.4 | 6.9 |
| Precipitation (mm) | 157 | 114 | 176 | 42 | 169 | 207 | 199 | 177 | 404 | 228 | 113 | 108 |
| Sunny days | 15 | 17 | 10 | 10 | 6 | 4 | 11 | 17 | 4 | 13 | 14 | 14 |
| Rainy days | 9 | 5 | 21 | 20 | 25 | 26 | 20 | 14 | 26 | 18 | 16 | 17 |
| Snow days | 7 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sīstān during the most sunny months:
The largest precipitation sum in Sīstān is at