Average annual temperature is 10.6 °C
Absolute maximum temperature: 28.3 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 144 days
Number of rainy days: 191 days
Number of snow days: 30 days
Look at detailed online map of Hamachō
* Weather data for Hamachō 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) | 9.9 | 7.7 | 10.3 | 11.3 | 16.1 | 19.7 | 24.9 | 28.3 | 26.3 | 22.7 | 19.3 | 13.3 |
| Average daytime temperature (°C) | 0.6 | 1.5 | 7.1 | 9.0 | 12.0 | 16.1 | 21.5 | 25.4 | 23.5 | 16.7 | 10.9 | 3.6 |
| Average temperature (°C) | -1.6 | -0.3 | 4.9 | 7.6 | 10.4 | 14.8 | 20.4 | 24.2 | 21.8 | 14.6 | 8.2 | 1.4 |
| Average night temperature (°C) | -3.4 | -2.4 | 3.2 | 6.2 | 9.1 | 13.8 | 19.3 | 23.1 | 20.4 | 12.8 | 5.7 | -0.8 |
| Absolute minimum temperature (°C) | -11.0 | -5.9 | -1.0 | 2.8 | 4.5 | 11.8 | 15.2 | 20.6 | 16.3 | 6.2 | -2.9 | -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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.5 | 10.6 | 11.9 | 13.3 | 14.5 | 15.2 | 14.9 | 13.8 | 12.5 | 11.1 | 9.9 | 9.2 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 14.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 7.6 | 9.1 | 9.1 | 9.5 | 8.4 | 10.4 | 9.5 | 7.5 | 8.5 | 6.5 | 6.2 |
| Precipitation (mm) | 57 | 56 | 60 | 128 | 72 | 112 | 67 | 105 | 161 | 93 | 147 | 88 |
| Sunny days | 13 | 10 | 17 | 12 | 15 | 11 | 16 | 9 | 7 | 13 | 10 | 11 |
| Rainy days | 8 | 10 | 14 | 18 | 16 | 19 | 15 | 22 | 23 | 18 | 17 | 11 |
| Snow days | 10 | 8 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 9 |
The best time to visit Hamachō during the most sunny months:
The largest precipitation sum in Hamachō is at