Average annual temperature is 15.4 °C
Absolute maximum temperature: 35.7 °C
Absolute minimum temperature: -8.3 °C
Number of sunny days: 149 days
Number of rainy days: 211 days
Number of snow days: 5 days
Look at detailed online map of Kōfūdai
* Weather data for Kōfūdai 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) | 15.9 | 15.1 | 22.1 | 24.6 | 26.8 | 29.6 | 33.9 | 35.7 | 32.6 | 26.0 | 24.8 | 18.4 |
| Average daytime temperature (°C) | 7.8 | 8.6 | 15.3 | 17.8 | 21.8 | 25.0 | 30.4 | 31.8 | 29.5 | 21.0 | 15.9 | 10.9 |
| Average temperature (°C) | 3.4 | 4.5 | 10.2 | 13.1 | 17.2 | 21.3 | 26.1 | 27.4 | 25.2 | 16.7 | 12.0 | 6.9 |
| Average night temperature (°C) | -0.4 | 0.9 | 5.7 | 9.1 | 13.4 | 17.9 | 22.9 | 24.2 | 22.0 | 13.2 | 8.7 | 3.4 |
| Absolute minimum temperature (°C) | -8.3 | -3.5 | -1.7 | 3.3 | 7.1 | 11.9 | 18.3 | 22.6 | 18.3 | 8.2 | 1.1 | -3.3 |
| 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 | 14.2 | 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) | 7.0 | 6.1 | 8.4 | 7.9 | 9.3 | 6.8 | 9.6 | 10.0 | 9.7 | 8.8 | 7.3 | 6.9 |
| Precipitation (mm) | 41 | 42 | 100 | 183 | 268 | 303 | 109 | 221 | 59 | 37 | 124 | 36 |
| Sunny days | 9 | 12 | 18 | 15 | 15 | 7 | 7 | 4 | 10 | 13 | 18 | 21 |
| Rainy days | 18 | 15 | 13 | 15 | 16 | 23 | 24 | 27 | 20 | 18 | 12 | 10 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Kōfūdai is at