Average annual temperature is 16.7 °C
Absolute maximum temperature: 35.2 °C
Absolute minimum temperature: -4.0 °C
Number of sunny days: 101 days
Number of rainy days: 254 days
Number of snow days: 10 days
Look at detailed online map of Bōryō
* Weather data for Bōryō 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) | 15.5 | 15.8 | 21.7 | 24.1 | 28.1 | 31.5 | 33.7 | 35.2 | 32.8 | 25.0 | 25.3 | 21.8 |
| Average daytime temperature (°C) | 7.7 | 8.5 | 15.0 | 17.5 | 21.9 | 26.1 | 30.1 | 31.7 | 27.8 | 20.9 | 16.6 | 11.4 |
| Average temperature (°C) | 5.2 | 5.8 | 11.2 | 14.1 | 18.3 | 22.8 | 27.3 | 28.6 | 25.2 | 18.2 | 13.6 | 8.8 |
| Average night temperature (°C) | 3.2 | 3.5 | 7.9 | 11.2 | 15.2 | 20.2 | 24.8 | 26.1 | 23.4 | 15.9 | 10.9 | 6.8 |
| Absolute minimum temperature (°C) | -4.0 | -0.1 | 1.7 | 5.5 | 8.8 | 15.6 | 21.9 | 24.3 | 19.9 | 11.8 | 3.3 | -0.1 |
| 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) | 5.9 | 5.5 | 8.2 | 7.6 | 9.1 | 7.8 | 9.1 | 10.1 | 7.6 | 8.8 | 6.7 | 5.8 |
| Precipitation (mm) | 158 | 115 | 94 | 204 | 260 | 185 | 254 | 258 | 158 | 64 | 129 | 132 |
| Sunny days | 6 | 7 | 19 | 14 | 12 | 7 | 9 | 1 | 1 | 9 | 10 | 6 |
| Rainy days | 21 | 18 | 12 | 16 | 19 | 23 | 22 | 30 | 29 | 22 | 20 | 22 |
| Snow days | 4 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Bōryō during the most sunny months:
The largest precipitation sum in Bōryō is at