Average annual temperature is 12.3 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -14.7 °C
Number of sunny days: 248 days
Number of rainy days: 93 days
Number of snow days: 24 days
Look at detailed online map of Gerd-e Shīlān
* Weather data for Gerd-e Shīlān 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) | 7.0 | 9.3 | 15.3 | 19.8 | 24.1 | 30.3 | 34.6 | 35.4 | 33.8 | 22.0 | 18.2 | 14.1 |
| Average daytime temperature (°C) | 2.2 | 0.5 | 10.8 | 14.4 | 19.8 | 26.3 | 31.7 | 32.3 | 27.7 | 18.9 | 12.1 | 8.4 |
| Average temperature (°C) | -2.4 | -3.0 | 6.3 | 9.8 | 15.1 | 21.2 | 25.6 | 26.1 | 21.2 | 13.7 | 8.0 | 4.2 |
| Average night temperature (°C) | -5.9 | -6.6 | 2.4 | 5.1 | 10.0 | 15.3 | 18.7 | 19.8 | 14.7 | 8.8 | 4.2 | 0.6 |
| Absolute minimum temperature (°C) | -11.8 | -14.7 | -6.5 | -6.1 | 2.7 | 11.9 | 15.4 | 15.3 | 10.9 | 6.2 | -2.3 | -4.4 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.0 | 8.0 | 8.3 | 10.8 | 11.6 | 13.5 | 13.2 | 12.1 | 11.5 | 9.5 | 7.3 | 6.7 |
| Precipitation (mm) | 56 | 74 | 149 | 95 | 49 | 2 | 0 | 0 | 0 | 6 | 67 | 100 |
| Sunny days | 17 | 16 | 13 | 19 | 14 | 26 | 31 | 30 | 27 | 18 | 16 | 21 |
| Rainy days | 0 | 3 | 18 | 10 | 17 | 4 | 0 | 1 | 3 | 13 | 14 | 10 |
| Snow days | 14 | 9 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Gerd-e Shīlān during the most sunny months:
The largest precipitation sum in Gerd-e Shīlān is at