Average annual temperature is 16.3 °C
Absolute maximum temperature: 35.4 °C
Absolute minimum temperature: -7.5 °C
Number of sunny days: 143 days
Number of rainy days: 217 days
Number of snow days: 5 days
Look at detailed online map of Oshigawa
* Weather data for Oshigawa 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) | 17.9 | 16.2 | 22.4 | 25.5 | 28.6 | 30.9 | 35.4 | 34.8 | 33.7 | 25.3 | 26.3 | 21.5 |
| Average daytime temperature (°C) | 9.3 | 10.2 | 16.6 | 19.4 | 23.2 | 26.2 | 31.7 | 32.5 | 30.5 | 22.2 | 17.5 | 12.6 |
| Average temperature (°C) | 4.9 | 5.5 | 10.9 | 14.4 | 18.4 | 22.3 | 27.1 | 28.0 | 25.6 | 17.0 | 12.3 | 8.2 |
| Average night temperature (°C) | 0.7 | 1.2 | 5.5 | 9.6 | 13.9 | 18.6 | 23.2 | 24.3 | 21.6 | 12.4 | 7.8 | 4.0 |
| Absolute minimum temperature (°C) | -7.5 | -4.1 | -1.9 | 4.3 | 7.5 | 11.4 | 16.1 | 21.8 | 17.7 | 6.0 | 1.5 | -1.5 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 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) | 7.1 | 6.9 | 8.8 | 8.2 | 9.3 | 7.0 | 10.3 | 9.9 | 9.8 | 8.6 | 7.3 | 7.2 |
| Precipitation (mm) | 78 | 45 | 105 | 185 | 217 | 400 | 82 | 197 | 119 | 77 | 129 | 48 |
| Sunny days | 9 | 10 | 17 | 13 | 17 | 10 | 11 | 2 | 8 | 17 | 15 | 14 |
| Rainy days | 20 | 16 | 14 | 17 | 14 | 20 | 20 | 29 | 22 | 14 | 15 | 16 |
| Snow days | 2 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Oshigawa is at