Average annual temperature is 13.4 °C
Absolute maximum temperature: 33.9 °C
Absolute minimum temperature: -13.5 °C
Number of sunny days: 265 days
Number of rainy days: 90 days
Number of snow days: 10 days
Look at detailed online map of Chehel Bīdī
* Weather data for Chehel Bīdī 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) | 6.0 | 13.4 | 16.5 | 20.5 | 27.6 | 33.9 | 32.9 | 30.0 | 29.9 | 25.8 | 17.2 | 16.0 |
| Average daytime temperature (°C) | 1.1 | 9.4 | 13.4 | 16.9 | 23.1 | 28.8 | 30.8 | 27.2 | 25.7 | 21.0 | 13.3 | 11.4 |
| Average temperature (°C) | -2.9 | 4.8 | 7.9 | 11.5 | 17.6 | 23.3 | 25.2 | 21.8 | 20.7 | 15.8 | 8.7 | 6.2 |
| Average night temperature (°C) | -7.2 | 0.8 | 2.2 | 5.7 | 11.0 | 16.9 | 18.9 | 15.7 | 14.8 | 10.0 | 4.2 | 1.5 |
| Absolute minimum temperature (°C) | -13.5 | -3.8 | -3.0 | 0.1 | 5.3 | 12.3 | 16.0 | 10.9 | 8.0 | 7.0 | 0.4 | -4.1 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.5 | 11.1 | 12.0 | 12.9 | 13.7 | 14.0 | 13.9 | 13.2 | 12.3 | 11.4 | 10.7 | 10.3 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 7.7 | 8.7 | 10.5 | 10.9 | 11.7 | 10.9 | 12.3 | 12.1 | 10.8 | 10.1 | 9.3 | 9.2 |
| Precipitation (mm) | 65 | 30 | 20 | 45 | 9 | 15 | 0 | 0 | 0 | 8 | 10 | 4 |
| Sunny days | 19 | 20 | 11 | 10 | 22 | 22 | 29 | 30 | 28 | 25 | 22 | 27 |
| Rainy days | 3 | 8 | 20 | 20 | 9 | 8 | 2 | 1 | 2 | 6 | 8 | 3 |
| Snow days | 9 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Chehel Bīdī is at