Average annual temperature is 12.7 °C
Absolute maximum temperature: 31.5 °C
Absolute minimum temperature: -10.8 °C
Number of sunny days: 130 days
Number of rainy days: 210 days
Number of snow days: 25 days
Look at detailed online map of Hiwachō-hiwa
* Weather data for Hiwachō-hiwa 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) | 12.6 | 12.0 | 20.2 | 22.9 | 26.8 | 27.0 | 31.5 | 31.2 | 29.0 | 22.0 | 22.0 | 16.0 |
| Average daytime temperature (°C) | 4.4 | 5.8 | 13.1 | 15.5 | 20.1 | 23.5 | 27.5 | 28.6 | 25.6 | 17.7 | 12.7 | 6.9 |
| Average temperature (°C) | 0.9 | 1.8 | 8.0 | 10.8 | 15.5 | 19.3 | 23.5 | 24.5 | 21.7 | 13.4 | 8.8 | 3.6 |
| Average night temperature (°C) | -2.2 | -1.5 | 3.8 | 7.0 | 11.7 | 16.1 | 20.2 | 21.7 | 18.8 | 10.1 | 5.6 | 0.7 |
| Absolute minimum temperature (°C) | -10.8 | -9.7 | -3.9 | 1.1 | 6.4 | 10.3 | 17.3 | 19.7 | 15.0 | 4.4 | -1.3 | -5.8 |
| 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 | 14.2 | 13.4 | 12.4 | 11.3 | 10.3 | 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) | 5.4 | 5.5 | 7.8 | 7.5 | 8.3 | 7.4 | 8.7 | 9.1 | 7.8 | 8.0 | 6.6 | 5.0 |
| Precipitation (mm) | 99 | 116 | 93 | 228 | 227 | 204 | 304 | 181 | 96 | 21 | 74 | 97 |
| Sunny days | 9 | 10 | 18 | 15 | 15 | 11 | 4 | 3 | 5 | 18 | 13 | 9 |
| Rainy days | 12 | 11 | 12 | 15 | 16 | 19 | 27 | 28 | 25 | 13 | 16 | 16 |
| Snow days | 10 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 | 6 |
The largest precipitation sum in Hiwachō-hiwa is at