Average annual temperature is 18.3 °C
Absolute maximum temperature: 41.1 °C
Absolute minimum temperature: -12.3 °C
Number of sunny days: 311 days
Number of rainy days: 50 days
Number of snow days: 4 days
Look at detailed online map of Rey
* Weather data for Rey 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) | 11.9 | 16.5 | 25.7 | 32.1 | 35.8 | 40.8 | 41.1 | 38.4 | 39.1 | 30.5 | 23.1 | 16.5 |
| Average daytime temperature (°C) | 6.0 | 10.5 | 20.8 | 25.4 | 30.0 | 35.9 | 37.3 | 34.7 | 30.7 | 24.9 | 18.9 | 13.4 |
| Average temperature (°C) | 1.4 | 6.0 | 15.7 | 19.7 | 23.9 | 28.8 | 30.1 | 28.4 | 23.6 | 19.0 | 13.6 | 8.4 |
| Average night temperature (°C) | -3.2 | 1.3 | 9.6 | 12.3 | 16.4 | 21.0 | 22.5 | 21.2 | 16.0 | 12.5 | 8.0 | 3.7 |
| Absolute minimum temperature (°C) | -12.3 | -5.5 | 4.5 | 2.4 | 7.5 | 17.2 | 19.2 | 15.7 | 11.0 | 7.4 | 2.1 | 0.1 |
| 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) | 8.0 | 8.0 | 9.2 | 11.1 | 11.6 | 12.2 | 12.9 | 12.2 | 11.4 | 9.5 | 8.9 | 8.0 |
| Precipitation (mm) | 15 | 28 | 29 | 2 | 10 | 0 | 0 | 1 | 0 | 9 | 4 | 3 |
| Sunny days | 27 | 19 | 20 | 24 | 24 | 27 | 31 | 29 | 29 | 27 | 26 | 28 |
| Rainy days | 3 | 6 | 11 | 6 | 7 | 3 | 0 | 2 | 1 | 4 | 4 | 3 |
| Snow days | 1 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Rey during the most sunny months:
The largest precipitation sum in Rey is at