Average annual temperature is 11.5 °C
Absolute maximum temperature: 33.6 °C
Absolute minimum temperature: -10.4 °C
Number of sunny days: 97 days
Number of rainy days: 226 days
Number of snow days: 42 days
Look at detailed online map of Ōshio
* Weather data for Ōshio 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) | 9.8 | 9.0 | 17.8 | 22.0 | 28.9 | 26.6 | 31.8 | 33.6 | 32.5 | 21.9 | 20.6 | 12.0 |
| Average daytime temperature (°C) | 1.0 | 2.0 | 9.9 | 14.4 | 18.5 | 22.5 | 27.0 | 30.7 | 25.8 | 16.3 | 11.2 | 5.5 |
| Average temperature (°C) | -1.7 | -0.8 | 5.0 | 9.3 | 13.8 | 18.6 | 23.0 | 26.0 | 21.9 | 12.0 | 7.4 | 2.1 |
| Average night temperature (°C) | -4.0 | -3.3 | 1.0 | 5.2 | 9.8 | 15.2 | 19.5 | 22.2 | 18.9 | 8.5 | 4.1 | -0.5 |
| Absolute minimum temperature (°C) | -10.4 | -8.1 | -6.2 | -4.9 | 2.5 | 10.4 | 14.2 | 19.7 | 10.1 | 4.5 | -2.1 | -7.7 |
| 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) | 4.1 | 5.5 | 7.9 | 7.9 | 8.6 | 7.6 | 9.7 | 11.6 | 7.8 | 8.3 | 5.7 | 4.3 |
| Precipitation (mm) | 123 | 112 | 70 | 96 | 121 | 222 | 110 | 42 | 123 | 115 | 234 | 142 |
| Sunny days | 3 | 7 | 15 | 14 | 12 | 6 | 7 | 8 | 5 | 7 | 11 | 2 |
| Rainy days | 7 | 10 | 16 | 15 | 19 | 24 | 24 | 23 | 25 | 24 | 19 | 20 |
| Snow days | 21 | 11 | 0 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 9 |
The best time to visit Ōshio during the most sunny months:
The largest precipitation sum in Ōshio is at