Average annual temperature is 20.4 °C
Absolute maximum temperature: 28.8 °C
Absolute minimum temperature: 4.1 °C
Number of sunny days: 103
Number of rainy days: 262
Number of snow days:
Average annual precipitation: 1720 mm
Look at detailed online map of Hachijō
* Weather data for Hachijō Japan is based on climate observations for 2023 year
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 19.5 | 19.1 | 19.9 | 21.1 | 22.5 | 25.7 | 28.6 | 28.8 | 28.4 | 27.7 | 24.9 | 22.7 |
| Average daytime temperature (°C) | 14.3 | 14.9 | 17.5 | 18.9 | 20.2 | 24 | 26.8 | 28.2 | 27.6 | 24.1 | 21.6 | 17.6 |
| Average temperature (°C) | 13 | 13.5 | 16.4 | 17.9 | 19.6 | 23.3 | 26.4 | 27.5 | 27 | 23.1 | 20 | 16.3 |
| Average night temperature (°C) | 11.5 | 11.8 | 15.4 | 16.9 | 18.9 | 22.5 | 25.7 | 26.6 | 26.1 | 21.9 | 18.6 | 14.9 |
| Absolute minimum temperature (°C) | 4.1 | 7.1 | 9.5 | 13.1 | 16.5 | 20.7 | 23.5 | 24.6 | 23.5 | 16.8 | 14.2 | 9.9 |
| Jan | Feb | Mar | Apr | Maggio | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.6 | 11.4 | 12.5 | 13.5 | 14.2 | 14.3 | 14.3 | 13.8 | 12.9 | 11.9 | 10.9 | 10.1 |
| Daylight mean duration (h) | 10.3 | 11 | 12 | 13 | 13.9 | 14.3 | 14.1 | 13.4 | 12.4 | 11.4 | 10.5 | 10 |
| Daylight minimum duration (h) | 10 | 10.6 | 11.5 | 12.5 | 13.5 | 14.2 | 13.8 | 12.9 | 11.9 | 10.9 | 10.2 | 10 |
| Sunshine mean duration (h) | 6.8 | 6.8 | 7.5 | 8.7 | 9.8 | 8.2 | 11.4 | 11.7 | 9.4 | 9.2 | 7.3 | 6.9 |
| Precipitation (mm) | 142 | 121 | 96 | 106 | 163 | 236 | 112 | 79 | 199 | 227 | 123 | 115 |
| Sunny days | 5 | 6 | 9 | 12 | 14 | 10 | 16 | 5 | 4 | 9 | 7 | 6 |
| Rainy days | 26 | 22 | 22 | 18 | 17 | 20 | 15 | 26 | 26 | 22 | 23 | 25 |
The best time to visit Hachijō during the most sunny months:
The largest precipitation sum in Hachijō is at