Average annual temperature is 18.0 °C
Absolute maximum temperature: 41.4 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 287 days
Number of rainy days: 73 days
Number of snow days: 5 days
Look at detailed online map of Īrīn
* Weather data for Īrīn 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) | 10.7 | 17.9 | 24.7 | 30.5 | 37.0 | 40.1 | 41.4 | 40.7 | 38.6 | 30.6 | 24.1 | 18.0 |
| Average daytime temperature (°C) | 6.8 | 10.5 | 18.9 | 25.1 | 30.1 | 35.8 | 38.6 | 36.8 | 32.7 | 25.7 | 18.9 | 14.3 |
| Average temperature (°C) | 1.7 | 4.5 | 12.8 | 18.1 | 22.9 | 27.8 | 31.1 | 30.3 | 25.5 | 19.2 | 13.2 | 8.5 |
| Average night temperature (°C) | -2.2 | -0.5 | 7.3 | 11.3 | 14.9 | 19.4 | 22.4 | 22.9 | 18.5 | 13.4 | 8.2 | 3.3 |
| Absolute minimum temperature (°C) | -5.5 | -7.3 | 2.4 | 3.1 | 7.0 | 14.8 | 18.0 | 19.1 | 14.5 | 10.8 | 1.1 | 0.8 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.0 | 8.9 | 8.5 | 10.5 | 11.9 | 12.6 | 12.6 | 11.9 | 11.0 | 9.6 | 8.6 | 8.0 |
| Precipitation (mm) | 66 | 39 | 76 | 15 | 15 | 8 | 0 | 0 | 0 | 25 | 42 | 15 |
| Sunny days | 20 | 19 | 18 | 22 | 22 | 24 | 31 | 29 | 30 | 25 | 24 | 23 |
| Rainy days | 7 | 8 | 13 | 8 | 9 | 6 | 0 | 2 | 0 | 6 | 6 | 8 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Īrīn is at