Average annual temperature is 17.6 °C
Absolute maximum temperature: 41.6 °C
Absolute minimum temperature: -5.7 °C
Number of sunny days: 289 days
Number of rainy days: 75 days
Number of snow days: 1 day
Look at detailed online map of Ḩeydar‘alī
* Weather data for Ḩeydar‘alī 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) | 10.3 | 18.8 | 22.5 | 25.6 | 33.3 | 37.9 | 41.6 | 40.1 | 38.3 | 29.5 | 21.5 | 17.0 |
| Average daytime temperature (°C) | 8.1 | 10.4 | 15.7 | 20.6 | 27.9 | 35.0 | 38.0 | 37.8 | 33.8 | 25.2 | 16.7 | 13.3 |
| Average temperature (°C) | 3.1 | 5.1 | 10.8 | 14.9 | 21.2 | 27.5 | 31.0 | 30.8 | 26.7 | 19.0 | 12.1 | 8.7 |
| Average night temperature (°C) | -1.3 | -0.2 | 6.1 | 8.3 | 13.8 | 19.5 | 22.9 | 23.4 | 19.2 | 13.3 | 7.7 | 4.1 |
| Absolute minimum temperature (°C) | -3.7 | -5.7 | 0.1 | -1.8 | 6.1 | 15.8 | 20.8 | 19.3 | 16.0 | 8.6 | 0.0 | 0.4 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 9.1 | 8.4 | 11.0 | 11.4 | 13.0 | 12.6 | 11.9 | 11.4 | 9.5 | 8.3 | 7.6 |
| Precipitation (mm) | 61 | 18 | 116 | 52 | 10 | 0 | 0 | 0 | 0 | 5 | 32 | 27 |
| Sunny days | 18 | 19 | 14 | 22 | 27 | 30 | 31 | 31 | 30 | 23 | 21 | 23 |
| Rainy days | 13 | 8 | 17 | 8 | 4 | 0 | 0 | 0 | 0 | 8 | 9 | 8 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ḩeydar‘alī during the most sunny months:
The largest precipitation sum in Ḩeydar‘alī is at