Average annual temperature is 13.3 °C
Absolute maximum temperature: 35.8 °C
Absolute minimum temperature: -19.6 °C
Number of sunny days: 144 days
Number of rainy days: 201 days
Number of snow days: 20 days
Look at detailed online map of Ōoka-otsu
* Weather data for Ōoka-otsu 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) | 13.0 | 15.3 | 22.7 | 27.2 | 31.2 | 29.6 | 33.7 | 35.6 | 35.8 | 24.3 | 24.7 | 20.6 |
| Average daytime temperature (°C) | 6.3 | 7.5 | 14.9 | 18.3 | 22.1 | 25.2 | 30.4 | 33.2 | 29.8 | 19.6 | 15.2 | 9.5 |
| Average temperature (°C) | 0.1 | 1.8 | 7.7 | 11.3 | 15.6 | 20.3 | 25.0 | 27.1 | 23.8 | 13.5 | 8.7 | 3.5 |
| Average night temperature (°C) | -4.4 | -2.3 | 2.2 | 5.8 | 10.2 | 16.2 | 20.7 | 22.2 | 19.6 | 8.7 | 4.0 | -0.6 |
| Absolute minimum temperature (°C) | -19.6 | -7.8 | -3.9 | -1.0 | 2.6 | 9.4 | 15.5 | 19.9 | 13.6 | 4.5 | -3.3 | -7.8 |
| 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 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.3 | 10.2 | 9.7 |
| 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) | 6.8 | 7.2 | 8.6 | 8.7 | 9.0 | 8.2 | 9.4 | 11.1 | 9.0 | 8.7 | 7.2 | 6.0 |
| Precipitation (mm) | 66 | 89 | 108 | 149 | 187 | 226 | 108 | 56 | 102 | 54 | 117 | 103 |
| Sunny days | 12 | 13 | 17 | 16 | 17 | 9 | 7 | 5 | 5 | 15 | 15 | 13 |
| Rainy days | 10 | 9 | 14 | 14 | 14 | 21 | 24 | 26 | 25 | 16 | 15 | 13 |
| Snow days | 9 | 6 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 5 |
The best time to visit Ōoka-otsu during the most sunny months:
The largest precipitation sum in Ōoka-otsu is at