Average annual temperature is 11.6 °C
Absolute maximum temperature: 34.5 °C
Absolute minimum temperature: -13.5 °C
Number of sunny days: 107 days
Number of rainy days: 209 days
Number of snow days: 49 days
Look at detailed online map of Oinosawa
* Weather data for Oinosawa 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) | 12.5 | 9.9 | 19.8 | 20.1 | 28.2 | 29.7 | 34.5 | 34.5 | 31.6 | 23.8 | 22.6 | 14.3 |
| Average daytime temperature (°C) | 1.1 | 1.7 | 10.7 | 14.3 | 18.7 | 22.5 | 27.1 | 30.2 | 25.6 | 18.1 | 11.7 | 3.8 |
| Average temperature (°C) | -1.9 | -1.0 | 5.2 | 9.6 | 13.5 | 18.4 | 23.1 | 26.6 | 22.1 | 13.8 | 8.1 | 1.0 |
| Average night temperature (°C) | -5.1 | -3.9 | 0.8 | 5.7 | 9.2 | 15.5 | 20.0 | 23.7 | 19.2 | 10.4 | 5.2 | -2.1 |
| Absolute minimum temperature (°C) | -13.5 | -8.4 | -5.9 | -0.5 | 3.3 | 11.1 | 16.2 | 20.6 | 12.4 | 5.1 | -2.5 | -9.9 |
| 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) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.0 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 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) | 6.4 | 6.6 | 8.6 | 9.0 | 9.2 | 7.3 | 9.3 | 9.8 | 7.2 | 8.3 | 5.8 | 5.3 |
| Precipitation (mm) | 74 | 56 | 66 | 95 | 96 | 104 | 169 | 123 | 117 | 101 | 134 | 79 |
| Sunny days | 3 | 6 | 19 | 11 | 15 | 12 | 10 | 7 | 2 | 11 | 6 | 5 |
| Rainy days | 7 | 9 | 11 | 19 | 16 | 18 | 21 | 24 | 28 | 20 | 22 | 14 |
| Snow days | 21 | 13 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 | 12 |
The best time to visit Oinosawa during the most sunny months:
The largest precipitation sum in Oinosawa is at