Average annual temperature is 11.6 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -12.6 °C
Number of sunny days: 236 days
Number of rainy days: 107 days
Number of snow days: 22 days
Look at detailed online map of Sīāchāk
* Weather data for Sīāchāk 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) | 8.0 | 9.9 | 19.0 | 23.3 | 29.4 | 33.8 | 35.8 | 35.8 | 33.0 | 26.2 | 18.7 | 14.7 |
| Average daytime temperature (°C) | 0.5 | 1.7 | 13.1 | 17.3 | 21.3 | 25.1 | 29.1 | 30.2 | 25.4 | 19.8 | 14.6 | 10.1 |
| Average temperature (°C) | -3.3 | -1.8 | 7.7 | 11.5 | 15.3 | 18.6 | 21.7 | 22.5 | 18.0 | 14.0 | 9.2 | 4.6 |
| Average night temperature (°C) | -6.8 | -5.9 | 2.8 | 5.4 | 8.9 | 12.9 | 15.9 | 16.0 | 12.5 | 8.7 | 4.7 | 0.4 |
| Absolute minimum temperature (°C) | -12.4 | -12.6 | -2.3 | -3.2 | 1.3 | 10.1 | 13.0 | 13.3 | 8.3 | 5.4 | -3.0 | -2.9 |
| 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 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 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) | 6.6 | 8.4 | 7.8 | 10.7 | 11.7 | 12.4 | 12.5 | 12.1 | 11.1 | 9.4 | 7.9 | 7.5 |
| Precipitation (mm) | 53 | 32 | 140 | 58 | 64 | 30 | 0 | 4 | 0 | 48 | 49 | 17 |
| Sunny days | 19 | 16 | 11 | 13 | 11 | 22 | 29 | 25 | 27 | 20 | 20 | 23 |
| Rainy days | 2 | 2 | 19 | 17 | 20 | 8 | 2 | 6 | 3 | 11 | 10 | 7 |
| Snow days | 10 | 10 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Sīāchāk during the most sunny months:
The largest precipitation sum in Sīāchāk is at