Average annual temperature is 14.9 °C
Absolute maximum temperature: 35.1 °C
Absolute minimum temperature: -9.7 °C
Number of sunny days: 134 days
Number of rainy days: 223 days
Number of snow days: 8 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) | 16.4 | 14.9 | 21.9 | 24.1 | 29.0 | 29.5 | 34.3 | 35.1 | 32.0 | 23.8 | 24.3 | 20.3 |
| Average daytime temperature (°C) | 6.9 | 8.1 | 15.4 | 18.4 | 22.0 | 24.8 | 30.7 | 31.1 | 29.0 | 20.2 | 15.7 | 10.6 |
| Average temperature (°C) | 2.9 | 3.9 | 9.9 | 13.1 | 17.2 | 21.1 | 26.1 | 26.7 | 24.5 | 15.5 | 11.1 | 6.0 |
| Average night temperature (°C) | -0.5 | 0.3 | 5.2 | 8.5 | 13.1 | 17.9 | 22.2 | 23.5 | 20.8 | 11.3 | 7.1 | 2.0 |
| Absolute minimum temperature (°C) | -9.7 | -3.3 | -0.9 | 2.6 | 6.8 | 12.9 | 18.1 | 22.1 | 16.5 | 6.9 | 0.3 | -3.4 |
| 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 | 14.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.4 | 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) | 6.6 | 6.0 | 8.3 | 8.0 | 9.2 | 6.6 | 10.2 | 9.7 | 9.8 | 8.6 | 7.4 | 7.0 |
| Precipitation (mm) | 54 | 54 | 98 | 150 | 210 | 442 | 88 | 252 | 103 | 72 | 94 | 55 |
| Sunny days | 8 | 11 | 16 | 14 | 14 | 8 | 8 | 3 | 7 | 15 | 15 | 15 |
| Rainy days | 19 | 13 | 15 | 16 | 17 | 22 | 23 | 28 | 23 | 16 | 15 | 16 |
| Snow days | 4 | 4 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ōshio is at