Average annual temperature is 16.0 °C
Absolute maximum temperature: 37.9 °C
Absolute minimum temperature: -12.0 °C
Number of sunny days: 290 days
Number of rainy days: 73 days
Number of snow days: 2 days
Look at detailed online map of Reẕvān
* Weather data for Reẕvān 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) | 11.0 | 18.9 | 21.4 | 25.4 | 30.8 | 37.6 | 37.9 | 33.4 | 34.1 | 27.6 | 19.3 | 14.6 |
| Average daytime temperature (°C) | 4.1 | 11.3 | 17.2 | 21.9 | 26.9 | 33.0 | 32.9 | 30.6 | 28.8 | 23.0 | 15.3 | 12.3 |
| Average temperature (°C) | -0.1 | 6.6 | 12.0 | 16.5 | 21.3 | 26.9 | 26.2 | 24.0 | 22.0 | 17.9 | 10.9 | 7.5 |
| Average night temperature (°C) | -4.8 | 1.3 | 5.7 | 9.7 | 14.4 | 20.0 | 19.4 | 17.3 | 14.8 | 11.8 | 6.1 | 2.6 |
| Absolute minimum temperature (°C) | -12.0 | -6.6 | 1.0 | 3.4 | 5.8 | 14.8 | 16.6 | 12.9 | 7.3 | 8.1 | -1.6 | -2.8 |
| 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) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| 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) | 7.8 | 8.4 | 10.2 | 11.2 | 11.3 | 11.8 | 12.7 | 12.0 | 11.5 | 10.3 | 8.9 | 8.8 |
| Precipitation (mm) | 29 | 18 | 26 | 8 | 11 | 1 | 0 | 0 | 0 | 2 | 27 | 1 |
| Sunny days | 22 | 13 | 15 | 20 | 26 | 27 | 31 | 31 | 30 | 25 | 22 | 28 |
| Rainy days | 7 | 15 | 16 | 10 | 5 | 3 | 0 | 0 | 0 | 6 | 8 | 3 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Reẕvān is at