Average annual temperature is 21.0 °C
Absolute maximum temperature: 42.3 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 317 days
Number of rainy days: 45 days
Number of snow days: 3 days
Look at detailed online map of Seyang
* Weather data for Seyang 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) | 11.7 | 19.8 | 27.9 | 32.9 | 38.0 | 41.6 | 42.3 | 40.4 | 38.8 | 32.1 | 23.7 | 18.3 |
| Average daytime temperature (°C) | 7.7 | 12.8 | 22.5 | 27.0 | 32.3 | 38.2 | 39.6 | 37.5 | 33.4 | 26.7 | 19.3 | 14.1 |
| Average temperature (°C) | 3.8 | 8.3 | 17.6 | 21.9 | 27.0 | 32.2 | 33.7 | 31.8 | 27.7 | 21.7 | 15.2 | 10.2 |
| Average night temperature (°C) | -0.9 | 3.5 | 12.0 | 15.7 | 20.5 | 25.9 | 27.7 | 25.2 | 21.3 | 16.1 | 10.2 | 5.9 |
| Absolute minimum temperature (°C) | -7.3 | -0.1 | 7.0 | 5.9 | 11.5 | 20.5 | 24.8 | 20.2 | 14.8 | 11.6 | 4.0 | 2.3 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 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) | 8.3 | 8.6 | 9.3 | 10.9 | 11.7 | 12.5 | 12.9 | 12.2 | 11.1 | 9.8 | 8.8 | 8.0 |
| Precipitation (mm) | 6 | 25 | 33 | 2 | 2 | 0 | 0 | 0 | 0 | 2 | 1 | 7 |
| Sunny days | 26 | 20 | 21 | 25 | 27 | 28 | 31 | 30 | 30 | 26 | 27 | 26 |
| Rainy days | 4 | 6 | 10 | 5 | 4 | 2 | 0 | 1 | 0 | 5 | 3 | 5 |
| Snow days | 1 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Seyang is at