Average annual temperature is 11.8 °C
Absolute maximum temperature: 36.2 °C
Absolute minimum temperature: -11.4 °C
Number of sunny days: 80 days
Number of rainy days: 228 days
Number of snow days: 57 days
Look at detailed online map of Ōwani
* Weather data for Ōwani 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) | 8.8 | 9.0 | 20.8 | 21.2 | 25.9 | 29.0 | 32.6 | 36.2 | 32.0 | 21.8 | 21.9 | 12.8 |
| Average daytime temperature (°C) | 0.3 | 1.5 | 10.9 | 14.6 | 19.0 | 24.3 | 27.8 | 32.1 | 26.4 | 17.9 | 11.5 | 3.8 |
| Average temperature (°C) | -2.4 | -0.9 | 5.6 | 9.9 | 13.9 | 19.8 | 24.0 | 27.5 | 21.9 | 13.3 | 7.8 | 0.8 |
| Average night temperature (°C) | -5.0 | -3.4 | 1.7 | 6.3 | 10.0 | 16.5 | 20.9 | 24.3 | 18.7 | 10.1 | 4.8 | -2.5 |
| Absolute minimum temperature (°C) | -11.4 | -10.7 | -3.7 | -0.1 | 2.7 | 11.3 | 16.0 | 22.2 | 11.7 | 4.5 | -7.6 | -11.4 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.7 | 10.7 | 11.9 | 13.3 | 14.4 | 15.0 | 14.7 | 13.7 | 12.5 | 11.1 | 10.0 | 9.3 |
| 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) | 5.2 | 5.7 | 8.1 | 8.4 | 9.6 | 8.3 | 9.5 | 11.3 | 7.7 | 8.1 | 5.0 | 4.6 |
| Precipitation (mm) | 96 | 125 | 104 | 157 | 124 | 121 | 241 | 81 | 137 | 193 | 215 | 112 |
| Sunny days | 2 | 1 | 16 | 10 | 9 | 8 | 5 | 5 | 6 | 11 | 5 | 2 |
| Rainy days | 7 | 9 | 13 | 20 | 22 | 22 | 26 | 26 | 24 | 20 | 23 | 16 |
| Snow days | 22 | 18 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 13 |
The best time to visit Ōwani during the most sunny months:
The largest precipitation sum in Ōwani is at