Average annual temperature is 11.5 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -16.3 °C
Number of sunny days: 276 days
Number of rainy days: 78 days
Number of snow days: 11 days
Look at detailed online map of Chāy
* Weather data for Chāy 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) | 5.0 | 12.2 | 17.4 | 22.0 | 27.1 | 33.8 | 35.9 | 35.1 | 34.1 | 23.3 | 17.6 | 12.2 |
| Average daytime temperature (°C) | -0.1 | 1.6 | 13.0 | 17.4 | 21.5 | 28.4 | 31.8 | 31.6 | 27.0 | 19.5 | 12.7 | 7.4 |
| Average temperature (°C) | -4.1 | -2.8 | 6.9 | 10.7 | 15.0 | 20.8 | 24.1 | 23.8 | 19.1 | 12.9 | 7.3 | 3.3 |
| Average night temperature (°C) | -7.9 | -6.9 | 1.4 | 4.8 | 8.5 | 12.9 | 16.5 | 16.1 | 11.8 | 6.9 | 2.7 | -0.3 |
| Absolute minimum temperature (°C) | -16.3 | -15.4 | -4.9 | -5.9 | 1.8 | 8.8 | 13.3 | 12.4 | 7.9 | 3.7 | -3.7 | -5.5 |
| 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 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 7.7 | 8.9 | 9.0 | 11.0 | 11.8 | 13.3 | 13.0 | 12.0 | 11.3 | 9.5 | 8.1 | 7.4 |
| Precipitation (mm) | 24 | 24 | 68 | 50 | 29 | 11 | 0 | 0 | 0 | 7 | 19 | 21 |
| Sunny days | 24 | 19 | 13 | 20 | 18 | 26 | 30 | 29 | 29 | 22 | 22 | 24 |
| Rainy days | 3 | 3 | 18 | 9 | 13 | 4 | 1 | 2 | 1 | 9 | 8 | 7 |
| Snow days | 4 | 6 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Chāy during the most sunny months:
The largest precipitation sum in Chāy is at