Average annual temperature is 12.4 °C
Absolute maximum temperature: 30.9 °C
Absolute minimum temperature: -10.5 °C
Number of sunny days: 103 days
Number of rainy days: 237 days
Number of snow days: 25 days
Look at detailed online map of Kami-kōjimbara
* Weather data for Kami-kōjimbara 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) | 12.8 | 11.8 | 19.8 | 22.7 | 25.7 | 26.3 | 30.5 | 30.9 | 27.9 | 20.9 | 22.1 | 17.7 |
| Average daytime temperature (°C) | 3.1 | 5.0 | 12.5 | 15.1 | 19.2 | 22.8 | 27.3 | 27.7 | 24.8 | 16.9 | 12.5 | 6.6 |
| Average temperature (°C) | 0.2 | 1.3 | 7.9 | 10.7 | 14.9 | 19.0 | 23.6 | 24.0 | 21.2 | 13.1 | 8.7 | 3.3 |
| Average night temperature (°C) | -2.3 | -2.2 | 4.1 | 7.0 | 11.8 | 16.3 | 20.8 | 21.6 | 18.8 | 10.4 | 5.6 | 0.8 |
| Absolute minimum temperature (°C) | -10.4 | -10.5 | -3.2 | 2.8 | 6.2 | 10.2 | 18.1 | 20.0 | 15.3 | 6.1 | -2.0 | -6.6 |
| 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) | 5.4 | 5.8 | 8.0 | 7.8 | 8.4 | 8.0 | 9.3 | 9.1 | 8.3 | 8.2 | 6.8 | 5.6 |
| Precipitation (mm) | 135 | 144 | 94 | 220 | 195 | 266 | 237 | 161 | 145 | 41 | 94 | 155 |
| Sunny days | 7 | 7 | 16 | 15 | 12 | 9 | 1 | 3 | 2 | 13 | 10 | 8 |
| Rainy days | 13 | 15 | 14 | 15 | 19 | 21 | 30 | 28 | 28 | 18 | 20 | 16 |
| Snow days | 11 | 6 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 7 |
The largest precipitation sum in Kami-kōjimbara is at