Average annual temperature is 15.1 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -5.6 °C
Number of sunny days: 154 days
Number of rainy days: 211 days
Look at detailed online map of Heta
* Weather data for Heta Japan is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 16.8 | 13.3 | 18.6 | 21.4 | 24.8 | 28.1 | 30.5 | 33.6 | 31.0 | 25.1 | 23.6 | 19.1 |
| Average daytime temperature (°C) | 8.3 | 9.5 | 14.2 | 17.2 | 20.6 | 23.7 | 27.6 | 29.3 | 27.3 | 21.1 | 16.0 | 10.6 |
| Average temperature (°C) | 4.4 | 5.3 | 10.0 | 13.2 | 16.9 | 20.6 | 24.7 | 26.3 | 23.9 | 16.4 | 11.9 | 6.7 |
| Average night temperature (°C) | 1.4 | 1.5 | 6.3 | 9.9 | 13.8 | 18.1 | 22.5 | 23.9 | 21.1 | 12.6 | 8.4 | 3.4 |
| Absolute minimum temperature (°C) | -5.6 | -3.2 | -2.4 | 4.7 | 6.5 | 13.0 | 17.8 | 21.3 | 15.6 | 7.9 | 1.4 | -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 | 10.0 |
| Daylight mean duration (h) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 9.9 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.0 | 7.0 | 8.2 | 8.1 | 8.6 | 7.1 | 9.1 | 9.8 | 9.2 | 8.3 | 8.0 | 6.5 |
| Precipitation (mm) | 75 | 82 | 101 | 230 | 262 | 364 | 226 | 219 | 111 | 17 | 36 | 69 |
| Sunny days | 16 | 13 | 19 | 15 | 14 | 9 | 6 | 3 | 2 | 21 | 17 | 19 |
| Rainy days | 15 | 15 | 12 | 15 | 17 | 21 | 25 | 28 | 28 | 10 | 13 | 12 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Heta is at