Average annual temperature is 20.2 °C
Absolute maximum temperature: 40.9 °C
Absolute minimum temperature: -4.4 °C
Number of sunny days: 301 days
Number of rainy days: 64 days
Look at detailed online map of Gerdāb
* Weather data for Gerdāb 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) | 14.5 | 23.0 | 24.3 | 27.7 | 36.0 | 40.8 | 40.9 | 38.1 | 37.9 | 33.1 | 24.4 | 20.0 |
| Average daytime temperature (°C) | 9.9 | 17.9 | 20.7 | 24.7 | 31.1 | 36.6 | 38.2 | 35.7 | 33.9 | 28.4 | 19.7 | 17.4 |
| Average temperature (°C) | 4.9 | 11.9 | 14.9 | 18.6 | 25.0 | 30.4 | 31.3 | 29.3 | 27.7 | 22.4 | 14.2 | 11.0 |
| Average night temperature (°C) | 0.2 | 5.7 | 7.9 | 11.3 | 17.2 | 22.4 | 24.2 | 21.7 | 20.5 | 15.7 | 8.6 | 4.7 |
| Absolute minimum temperature (°C) | -4.4 | 0.5 | 3.0 | 4.9 | 12.6 | 19.4 | 22.8 | 17.5 | 15.3 | 12.1 | 4.2 | 0.3 |
| 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) | 10.5 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 10.3 |
| 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) | 7.7 | 9.4 | 10.6 | 11.2 | 11.7 | 12.3 | 12.0 | 11.6 | 11.1 | 10.2 | 9.2 | 9.3 |
| Precipitation (mm) | 66 | 10 | 11 | 7 | 7 | 1 | 3 | 0 | 0 | 2 | 15 | 5 |
| Sunny days | 20 | 21 | 21 | 17 | 25 | 28 | 30 | 29 | 30 | 30 | 21 | 29 |
| Rainy days | 11 | 7 | 10 | 13 | 6 | 2 | 1 | 2 | 0 | 1 | 9 | 2 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Gerdāb is at