Average annual temperature is 17.4 °C
Absolute maximum temperature: 39.2 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 313 days
Number of rainy days: 50 days
Number of snow days: 2 days
Look at detailed online map of Reyḩān
* Weather data for Reyḩān 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) | 13.5 | 21.8 | 23.0 | 27.2 | 32.0 | 38.5 | 39.2 | 35.3 | 34.9 | 30.4 | 21.3 | 17.5 |
| Average daytime temperature (°C) | 5.2 | 13.7 | 18.9 | 22.2 | 27.6 | 33.8 | 34.0 | 31.2 | 29.2 | 24.5 | 17.5 | 13.8 |
| Average temperature (°C) | 0.8 | 8.7 | 13.4 | 16.9 | 22.3 | 28.4 | 28.7 | 25.8 | 23.6 | 18.9 | 12.3 | 8.6 |
| Average night temperature (°C) | -3.9 | 3.4 | 7.0 | 10.2 | 15.3 | 21.3 | 22.1 | 18.6 | 16.8 | 12.6 | 6.7 | 3.3 |
| Absolute minimum temperature (°C) | -10.0 | -3.0 | 1.9 | 3.7 | 8.7 | 16.4 | 18.8 | 13.2 | 10.3 | 9.9 | 1.2 | -1.2 |
| 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 | 13.9 | 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) | 8.1 | 8.2 | 10.2 | 11.0 | 11.7 | 11.7 | 12.8 | 12.1 | 11.5 | 10.2 | 9.3 | 9.1 |
| Precipitation (mm) | 48 | 33 | 12 | 13 | 7 | 1 | 0 | 0 | 0 | 0 | 10 | 11 |
| Sunny days | 23 | 16 | 21 | 22 | 26 | 28 | 31 | 31 | 30 | 29 | 27 | 29 |
| Rainy days | 6 | 12 | 10 | 8 | 5 | 2 | 0 | 0 | 0 | 2 | 3 | 2 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Reyḩān is at