Average annual temperature is 7.9 °C
Absolute maximum temperature: 29.8 °C
Absolute minimum temperature: -16.0 °C
Number of sunny days: 92 days
Number of rainy days: 191 days
Number of snow days: 82 days
Look at detailed online map of Koetoi
* Weather data for Koetoi 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) | 5.2 | 4.3 | 10.9 | 11.8 | 18.5 | 24.1 | 26.2 | 29.8 | 25.2 | 19.8 | 15.6 | 11.4 |
| Average daytime temperature (°C) | -4.5 | -3.3 | 4.3 | 7.6 | 12.9 | 18.3 | 21.4 | 23.7 | 21.8 | 15.0 | 6.8 | -0.5 |
| Average temperature (°C) | -6.5 | -5.0 | 1.9 | 5.2 | 9.8 | 15.2 | 19.1 | 21.2 | 18.9 | 12.4 | 4.3 | -2.6 |
| Average night temperature (°C) | -8.7 | -7.1 | 0.0 | 3.3 | 7.2 | 12.7 | 17.1 | 19.4 | 16.5 | 10.3 | 1.9 | -4.5 |
| Absolute minimum temperature (°C) | -16.0 | -10.9 | -6.8 | -2.5 | 0.6 | 6.6 | 11.6 | 14.7 | 10.0 | 2.3 | -6.3 | -9.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 8.0 |
| Daylight mean duration (h) | 9.2 | 10.4 | 11.9 | 13.5 | 14.9 | 15.6 | 15.3 | 14.1 | 12.5 | 11.0 | 9.5 | 8.8 |
| Daylight minimum duration (h) | 8.0 | 9.0 | 11.0 | 12.0 | 14.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 8.0 |
| Sunshine mean duration (h) | 5.2 | 5.6 | 8.0 | 7.9 | 10.1 | 9.4 | 8.8 | 7.6 | 8.4 | 7.7 | 3.9 | 3.2 |
| Precipitation (mm) | 100 | 72 | 60 | 120 | 51 | 91 | 153 | 245 | 178 | 131 | 273 | 131 |
| Sunny days | 1 | 1 | 12 | 7 | 14 | 12 | 11 | 7 | 13 | 9 | 3 | 2 |
| Rainy days | 4 | 5 | 12 | 22 | 17 | 18 | 20 | 24 | 17 | 22 | 22 | 8 |
| Snow days | 26 | 22 | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 5 | 21 |
The best time to visit Koetoi during the most sunny months:
Months with the longest average daylight duration in Koetoi:
The largest precipitation sum in Koetoi is at