Average annual temperature is 18.8 °C
Absolute maximum temperature: 40.5 °C
Absolute minimum temperature: -6.6 °C
Number of sunny days: 273 days
Number of rainy days: 90 days
Number of snow days: 2 days
Look at detailed online map of Chahār Rūstā
* Weather data for Chahār Rūstā 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) | 14.0 | 17.2 | 20.4 | 24.8 | 33.6 | 35.9 | 40.5 | 40.0 | 37.3 | 31.1 | 24.0 | 19.8 |
| Average daytime temperature (°C) | 9.0 | 11.4 | 16.3 | 20.5 | 27.3 | 33.5 | 36.7 | 36.1 | 33.8 | 26.3 | 18.9 | 15.5 |
| Average temperature (°C) | 4.4 | 7.0 | 11.8 | 15.9 | 22.2 | 28.2 | 31.2 | 30.5 | 27.7 | 21.4 | 14.0 | 10.3 |
| Average night temperature (°C) | 0.0 | 2.4 | 7.0 | 10.6 | 15.6 | 20.8 | 23.9 | 23.3 | 20.4 | 15.6 | 8.9 | 5.5 |
| Absolute minimum temperature (°C) | -6.6 | -4.3 | 3.3 | 4.2 | 9.7 | 17.3 | 20.1 | 20.7 | 17.1 | 11.1 | 4.2 | 1.9 |
| 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) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.2 | 7.4 | 8.4 | 10.8 | 12.0 | 12.9 | 12.7 | 11.9 | 11.2 | 10.0 | 8.6 | 8.2 |
| Precipitation (mm) | 158 | 131 | 199 | 51 | 8 | 0 | 0 | 0 | 0 | 18 | 77 | 69 |
| Sunny days | 16 | 12 | 11 | 22 | 25 | 30 | 31 | 30 | 30 | 24 | 19 | 23 |
| Rainy days | 15 | 14 | 20 | 8 | 6 | 0 | 0 | 1 | 0 | 7 | 11 | 8 |
| Snow days | 0 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Chahār Rūstā during the most sunny months:
The largest precipitation sum in Chahār Rūstā is at