Average annual temperature is 17.5 °C
Absolute maximum temperature: 32.0 °C
Absolute minimum temperature: -1.5 °C
Number of sunny days: 172 days
Number of rainy days: 192 days
Number of snow days: 1 day
Look at detailed online map of Bōyōdai
* Weather data for Bōyōdai 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) | 15.8 | 17.5 | 22.1 | 20.8 | 23.9 | 27.1 | 31.4 | 32.0 | 31.3 | 28.7 | 24.2 | 21.6 |
| Average daytime temperature (°C) | 9.4 | 11.0 | 15.3 | 18.2 | 20.3 | 23.9 | 28.3 | 29.9 | 28.2 | 21.8 | 18.0 | 13.2 |
| Average temperature (°C) | 6.9 | 8.1 | 12.7 | 15.9 | 18.3 | 22.0 | 26.2 | 27.7 | 26.1 | 19.2 | 15.5 | 10.5 |
| Average night temperature (°C) | 4.4 | 5.2 | 10.0 | 13.5 | 16.2 | 20.1 | 24.5 | 26.0 | 24.3 | 16.6 | 12.8 | 7.6 |
| Absolute minimum temperature (°C) | -1.5 | 1.4 | 5.2 | 8.8 | 12.1 | 16.4 | 21.9 | 24.8 | 19.3 | 13.3 | 7.6 | 2.9 |
| 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 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 6.9 | 7.2 | 7.8 | 9.0 | 8.6 | 7.6 | 10.9 | 11.5 | 9.6 | 8.8 | 7.6 | 7.8 |
| Precipitation (mm) | 40 | 66 | 147 | 130 | 161 | 275 | 67 | 155 | 157 | 151 | 71 | 44 |
| Sunny days | 15 | 12 | 15 | 15 | 15 | 9 | 18 | 10 | 9 | 16 | 15 | 23 |
| Rainy days | 16 | 15 | 16 | 15 | 16 | 21 | 13 | 21 | 21 | 15 | 15 | 8 |
| Snow days | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Bōyōdai during the most sunny months:
The largest precipitation sum in Bōyōdai is at