Average annual temperature is 13.4 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -13.6 °C
Number of sunny days: 277 days
Number of rainy days: 76 days
Number of snow days: 12 days
Look at detailed online map of Astārān
* Weather data for Astārān 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) | 6.1 | 11.0 | 18.4 | 22.6 | 29.7 | 34.2 | 35.8 | 34.3 | 32.6 | 25.2 | 17.4 | 14.0 |
| Average daytime temperature (°C) | 2.4 | 4.7 | 14.1 | 18.7 | 24.1 | 29.8 | 33.1 | 30.8 | 27.9 | 21.4 | 14.3 | 10.8 |
| Average temperature (°C) | -2.2 | -0.5 | 8.0 | 12.6 | 17.8 | 23.3 | 27.0 | 24.6 | 21.3 | 15.0 | 8.4 | 4.6 |
| Average night temperature (°C) | -6.6 | -5.4 | 1.7 | 5.2 | 10.2 | 15.8 | 19.3 | 16.7 | 13.7 | 8.4 | 2.5 | -0.6 |
| Absolute minimum temperature (°C) | -13.6 | -12.6 | -2.2 | -3.7 | 3.8 | 10.7 | 16.7 | 11.8 | 8.7 | 4.6 | -2.1 | -3.5 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 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) | 7.7 | 8.7 | 9.4 | 11.2 | 12.0 | 12.6 | 12.6 | 11.7 | 10.9 | 9.9 | 8.9 | 8.6 |
| Precipitation (mm) | 23 | 51 | 35 | 11 | 11 | 13 | 0 | 0 | 0 | 3 | 7 | 9 |
| Sunny days | 18 | 16 | 14 | 22 | 20 | 24 | 29 | 31 | 30 | 25 | 22 | 26 |
| Rainy days | 5 | 9 | 17 | 8 | 11 | 6 | 2 | 0 | 0 | 6 | 8 | 4 |
| Snow days | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Astārān is at