Average annual temperature is 14.4 °C
Absolute maximum temperature: 36.4 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 200 days
Number of rainy days: 156 days
Number of snow days: 9 days
Look at detailed online map of Heşan
* Weather data for Heşan Azerbaijan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 14.2 | 17.6 | 22.1 | 24.1 | 28.0 | 31.8 | 34.8 | 36.4 | 31.1 | 25.6 | 23.0 | 20.6 |
| Average daytime temperature (°C) | 5.1 | 6.3 | 15.1 | 17.6 | 20.9 | 27.1 | 30.7 | 32.2 | 22.8 | 19.2 | 15.9 | 11.0 |
| Average temperature (°C) | 1.6 | 2.5 | 10.7 | 13.1 | 16.8 | 22.2 | 25.6 | 26.8 | 19.1 | 15.1 | 11.7 | 6.9 |
| Average night temperature (°C) | -1.7 | -1.2 | 6.4 | 8.4 | 12.3 | 17.0 | 20.4 | 21.5 | 15.5 | 11.3 | 7.7 | 3.1 |
| Absolute minimum temperature (°C) | -5.6 | -4.9 | 1.4 | 1.9 | 6.5 | 14.3 | 16.8 | 16.1 | 11.4 | 7.2 | -0.6 | -1.1 |
| 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 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 12.0 | 13.3 | 14.4 | 14.9 | 14.7 | 13.7 | 12.5 | 11.2 | 10.0 | 9.4 |
| 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) | 6.2 | 6.7 | 7.6 | 9.3 | 9.4 | 11.7 | 11.9 | 11.1 | 8.0 | 8.1 | 8.0 | 6.3 |
| Precipitation (mm) | 17 | 24 | 28 | 70 | 117 | 59 | 20 | 60 | 81 | 56 | 18 | 32 |
| Sunny days | 23 | 18 | 19 | 11 | 7 | 12 | 20 | 22 | 12 | 18 | 19 | 19 |
| Rainy days | 5 | 6 | 12 | 19 | 24 | 18 | 11 | 9 | 18 | 13 | 11 | 10 |
| Snow days | 3 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Heşan during the most sunny months:
The largest precipitation sum in Heşan is at