Average annual temperature is 12.8 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -14.8 °C
Number of sunny days: 257 days
Number of rainy days: 96 days
Number of snow days: 12 days
Look at detailed online map of Jammī
* Weather data for Jammī 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) | 10.3 | 12.9 | 21.1 | 27.9 | 30.2 | 33.3 | 35.1 | 35.9 | 33.7 | 26.2 | 20.3 | 16.9 |
| Average daytime temperature (°C) | 2.4 | 6.0 | 16.4 | 19.8 | 23.0 | 28.4 | 31.2 | 29.5 | 25.1 | 19.8 | 16.2 | 10.2 |
| Average temperature (°C) | -2.4 | 1.3 | 10.0 | 12.9 | 16.6 | 21.8 | 24.5 | 23.1 | 18.3 | 13.5 | 9.2 | 4.0 |
| Average night temperature (°C) | -6.5 | -3.1 | 4.2 | 6.3 | 10.5 | 15.5 | 18.0 | 16.9 | 12.2 | 7.6 | 3.7 | -1.0 |
| Absolute minimum temperature (°C) | -14.8 | -8.8 | 0.2 | -0.4 | 3.6 | 13.6 | 15.7 | 11.8 | 7.6 | 2.2 | -1.7 | -4.5 |
| 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) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| 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) | 7.7 | 6.9 | 9.0 | 10.7 | 10.7 | 12.1 | 12.6 | 11.9 | 11.4 | 9.3 | 8.3 | 7.1 |
| Precipitation (mm) | 22 | 64 | 39 | 36 | 59 | 12 | 0 | 20 | 0 | 17 | 20 | 14 |
| Sunny days | 23 | 13 | 16 | 16 | 16 | 21 | 28 | 28 | 29 | 22 | 21 | 24 |
| Rainy days | 3 | 8 | 15 | 14 | 15 | 9 | 3 | 3 | 1 | 9 | 9 | 7 |
| Snow days | 5 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Jammī during the most sunny months:
The largest precipitation sum in Jammī is at