Average annual temperature is 19.2 °C
Absolute maximum temperature: 39.5 °C
Absolute minimum temperature: -5.1 °C
Number of sunny days: 287 days
Number of rainy days: 74 days
Number of snow days: 4 days
Look at detailed online map of Īstīn
* Weather data for Īstīn 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) | 13.3 | 24.1 | 24.9 | 28.7 | 33.3 | 39.5 | 39.0 | 36.7 | 37.3 | 31.6 | 22.2 | 17.9 |
| Average daytime temperature (°C) | 5.9 | 15.7 | 19.7 | 25.1 | 30.1 | 35.8 | 35.4 | 33.3 | 31.0 | 25.8 | 17.1 | 14.4 |
| Average temperature (°C) | 2.8 | 11.0 | 15.1 | 20.2 | 24.7 | 30.1 | 29.1 | 27.1 | 25.1 | 21.2 | 13.5 | 10.6 |
| Average night temperature (°C) | -0.2 | 6.0 | 10.6 | 14.7 | 18.4 | 23.8 | 22.6 | 21.0 | 19.4 | 16.3 | 10.1 | 6.7 |
| Absolute minimum temperature (°C) | -5.1 | -1.9 | 4.9 | 8.1 | 12.4 | 19.7 | 19.8 | 16.5 | 13.0 | 12.1 | 5.5 | 2.4 |
| 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) | 10.4 | 11.1 | 12.0 | 12.9 | 13.7 | 14.1 | 14.0 | 13.3 | 12.4 | 11.4 | 10.6 | 10.2 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 8.0 | 8.9 | 9.8 | 11.4 | 11.0 | 11.5 | 12.3 | 11.9 | 11.4 | 10.2 | 9.0 | 9.1 |
| Precipitation (mm) | 43 | 20 | 47 | 10 | 5 | 1 | 0 | 0 | 0 | 7 | 50 | 10 |
| Sunny days | 19 | 17 | 11 | 23 | 25 | 27 | 31 | 31 | 30 | 26 | 19 | 28 |
| Rainy days | 8 | 11 | 20 | 7 | 6 | 3 | 0 | 0 | 0 | 5 | 11 | 3 |
| Snow days | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Īstīn is at