Average annual temperature is 27.9 °C
Absolute maximum temperature: 45.5 °C
Absolute minimum temperature: 7.9 °C
Number of sunny days: 323 days
Number of rainy days: 42 days
Look at detailed online map of Koshtārān
* Weather data for Koshtārān 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) | 24.7 | 31.0 | 32.7 | 37.3 | 41.4 | 42.9 | 42.8 | 45.5 | 42.6 | 40.1 | 35.1 | 32.7 |
| Average daytime temperature (°C) | 21.8 | 26.7 | 29.4 | 31.6 | 37.7 | 39.4 | 39.8 | 40.4 | 38.4 | 35.4 | 30.3 | 28.3 |
| Average temperature (°C) | 16.2 | 21.2 | 24.0 | 26.2 | 31.9 | 34.2 | 35.0 | 35.1 | 32.9 | 30.1 | 25.1 | 22.3 |
| Average night temperature (°C) | 11.3 | 15.8 | 18.8 | 21.0 | 26.2 | 29.4 | 31.0 | 30.5 | 28.3 | 25.3 | 20.0 | 16.3 |
| Absolute minimum temperature (°C) | 7.9 | 13.2 | 16.2 | 18.3 | 22.7 | 27.7 | 28.8 | 29.0 | 25.7 | 21.7 | 17.6 | 11.5 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.7 | 11.2 | 12.0 | 12.8 | 13.5 | 13.8 | 13.6 | 13.1 | 12.3 | 11.5 | 10.8 | 10.5 |
| 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) | 8.1 | 10.0 | 10.5 | 11.4 | 11.4 | 11.8 | 11.3 | 11.3 | 10.9 | 10.0 | 9.3 | 9.5 |
| Precipitation (mm) | 112 | 2 | 11 | 0 | 0 | 0 | 0 | 0 | 0 | 17 | 29 | 0 |
| Sunny days | 21 | 24 | 23 | 29 | 31 | 30 | 31 | 31 | 30 | 25 | 20 | 28 |
| Rainy days | 10 | 4 | 8 | 1 | 0 | 0 | 0 | 0 | 0 | 6 | 10 | 3 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Koshtārān is at