Average annual temperature is 15.0 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -8.9 °C
Number of sunny days: 169 days
Number of rainy days: 191 days
Number of snow days: 5 days
Look at detailed online map of Biseichō-utodani
* Weather data for Biseichō-utodani 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) | 15.7 | 14.4 | 21.3 | 24.8 | 28.6 | 29.7 | 33.6 | 34.7 | 32.2 | 26.7 | 25.6 | 18.6 |
| Average daytime temperature (°C) | 8.2 | 9.0 | 15.9 | 18.6 | 22.3 | 25.3 | 29.8 | 31.0 | 29.2 | 21.8 | 16.3 | 10.5 |
| Average temperature (°C) | 3.4 | 4.3 | 10.1 | 12.9 | 17.2 | 21.0 | 25.6 | 26.7 | 24.5 | 16.2 | 11.3 | 6.0 |
| Average night temperature (°C) | -0.1 | 0.5 | 5.2 | 8.2 | 13.1 | 17.5 | 21.8 | 23.4 | 21.1 | 11.9 | 7.4 | 2.5 |
| Absolute minimum temperature (°C) | -8.9 | -4.4 | -2.4 | 1.6 | 6.9 | 12.2 | 16.9 | 21.7 | 17.2 | 7.3 | 1.0 | -3.7 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 14.2 | 13.4 | 12.4 | 11.3 | 10.4 | 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) | 6.8 | 6.1 | 8.3 | 7.8 | 8.6 | 7.3 | 9.5 | 9.8 | 9.1 | 8.6 | 7.7 | 6.8 |
| Precipitation (mm) | 30 | 43 | 81 | 192 | 240 | 230 | 102 | 198 | 61 | 22 | 43 | 44 |
| Sunny days | 18 | 16 | 16 | 17 | 15 | 10 | 8 | 3 | 8 | 23 | 19 | 16 |
| Rainy days | 11 | 11 | 15 | 13 | 16 | 20 | 23 | 28 | 22 | 8 | 11 | 13 |
| Snow days | 2 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Biseichō-utodani is at