Average annual temperature is 14.7 °C
Absolute maximum temperature: 37.3 °C
Absolute minimum temperature: -6.4 °C
Number of sunny days: 105 days
Number of rainy days: 242 days
Number of snow days: 18 days
Look at detailed online map of Kosugi
* Weather data for Kosugi 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) | 14.0 | 14.2 | 22.9 | 24.5 | 29.6 | 29.1 | 33.2 | 37.3 | 34.5 | 24.7 | 26.0 | 17.2 |
| Average daytime temperature (°C) | 5.4 | 6.1 | 13.4 | 16.6 | 20.9 | 25.2 | 29.3 | 34.4 | 29.1 | 20.0 | 15.3 | 8.6 |
| Average temperature (°C) | 2.5 | 2.8 | 8.2 | 11.6 | 16.1 | 21.3 | 25.6 | 29.7 | 25.0 | 15.7 | 11.4 | 5.6 |
| Average night temperature (°C) | 0.1 | 0.0 | 3.7 | 7.3 | 11.9 | 18.1 | 22.2 | 25.8 | 21.9 | 12.2 | 8.2 | 3.0 |
| Absolute minimum temperature (°C) | -5.9 | -6.4 | -2.0 | 0.4 | 4.3 | 14.2 | 16.4 | 22.9 | 16.5 | 7.4 | 2.8 | -2.8 |
| 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 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.9 | 10.8 | 12.0 | 13.2 | 14.2 | 14.7 | 14.5 | 13.6 | 12.4 | 11.2 | 10.2 | 9.6 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 4.7 | 5.1 | 8.0 | 8.0 | 8.3 | 8.3 | 9.5 | 11.9 | 7.9 | 7.8 | 5.9 | 4.1 |
| Precipitation (mm) | 148 | 127 | 108 | 98 | 172 | 238 | 183 | 19 | 224 | 177 | 193 | 259 |
| Sunny days | 3 | 5 | 13 | 12 | 13 | 5 | 11 | 17 | 5 | 7 | 10 | 4 |
| Rainy days | 19 | 16 | 18 | 18 | 18 | 25 | 20 | 14 | 25 | 24 | 20 | 25 |
| Snow days | 9 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Kosugi during the most sunny months:
The largest precipitation sum in Kosugi is at