Average annual temperature is 15.0 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -8.7 °C
Number of sunny days: 148 days
Number of rainy days: 209 days
Number of snow days: 8 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) | 13.1 | 15.4 | 21.0 | 26.4 | 28.3 | 30.7 | 34.5 | 34.5 | 33.0 | 24.6 | 24.4 | 18.1 |
| Average daytime temperature (°C) | 7.1 | 8.3 | 15.1 | 18.3 | 22.0 | 25.0 | 30.9 | 30.6 | 29.2 | 20.3 | 15.7 | 10.8 |
| Average temperature (°C) | 3.1 | 4.2 | 9.7 | 13.0 | 17.1 | 21.0 | 26.1 | 26.5 | 24.7 | 16.0 | 11.4 | 6.3 |
| Average night temperature (°C) | -0.1 | 1.1 | 5.4 | 8.5 | 13.1 | 17.9 | 22.2 | 23.7 | 21.3 | 12.5 | 8.1 | 2.8 |
| Absolute minimum temperature (°C) | -8.7 | -2.8 | 0.0 | 3.7 | 7.2 | 11.7 | 19.1 | 22.3 | 18.0 | 7.8 | 1.5 | -3.0 |
| 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) | 6.8 | 6.4 | 8.3 | 7.9 | 9.2 | 6.5 | 10.3 | 9.3 | 9.5 | 8.7 | 7.5 | 7.2 |
| Precipitation (mm) | 44 | 53 | 98 | 142 | 218 | 354 | 73 | 300 | 57 | 70 | 74 | 38 |
| Sunny days | 9 | 12 | 15 | 15 | 16 | 8 | 10 | 3 | 8 | 16 | 15 | 21 |
| Rainy days | 18 | 13 | 15 | 15 | 15 | 22 | 21 | 28 | 22 | 15 | 15 | 10 |
| Snow days | 4 | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Kosugi during the most sunny months:
The largest precipitation sum in Kosugi is at