Average annual temperature is 12.7 °C
Absolute maximum temperature: 27.5 °C
Absolute minimum temperature: -8.9 °C
Number of sunny days: 125 days
Number of rainy days: 226 days
Number of snow days: 14 days
Look at detailed online map of Sīm
* Weather data for Sīm 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) | 12.6 | 13.3 | 23.6 | 24.0 | 26.5 | 26.3 | 27.5 | 27.1 | 26.3 | 23.8 | 21.0 | 18.6 |
| Average daytime temperature (°C) | 3.1 | 5.8 | 13.9 | 16.3 | 18.6 | 20.0 | 21.8 | 23.6 | 18.8 | 17.4 | 16.2 | 11.8 |
| Average temperature (°C) | 0.3 | 2.2 | 10.2 | 12.8 | 15.7 | 17.9 | 19.7 | 20.9 | 16.4 | 14.4 | 12.5 | 8.1 |
| Average night temperature (°C) | -2.7 | -1.1 | 6.5 | 8.2 | 11.8 | 15.2 | 17.4 | 17.9 | 14.1 | 11.4 | 9.3 | 5.0 |
| Absolute minimum temperature (°C) | -8.3 | -8.9 | 1.1 | -5.0 | 5.1 | 12.3 | 13.9 | 15.5 | 11.2 | 7.7 | 2.4 | 0.0 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.7 | 7.5 | 7.6 | 10.2 | 10.8 | 11.8 | 10.9 | 11.4 | 9.5 | 8.8 | 8.2 | 7.1 |
| Precipitation (mm) | 138 | 151 | 176 | 129 | 294 | 207 | 162 | 89 | 263 | 383 | 144 | 192 |
| Sunny days | 11 | 11 | 9 | 10 | 6 | 5 | 11 | 15 | 9 | 11 | 12 | 15 |
| Rainy days | 12 | 11 | 22 | 20 | 25 | 25 | 20 | 16 | 21 | 20 | 18 | 16 |
| Snow days | 8 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Sīm during the most sunny months:
The largest precipitation sum in Sīm is at