Average annual temperature is 14.3 °C
Absolute maximum temperature: 33.0 °C
Absolute minimum temperature: -7.3 °C
Number of sunny days: 152 days
Number of rainy days: 211 days
Number of snow days: 2 days
Look at detailed online map of Oreai
* Weather data for Oreai 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 | 14.7 | 23.1 | 24.3 | 28.0 | 30.1 | 32.1 | 32.2 | 33.0 | 26.4 | 23.2 | 19.7 |
| Average daytime temperature (°C) | 8.2 | 10.3 | 15.6 | 17.8 | 21.6 | 24.8 | 28.8 | 27.5 | 27.3 | 21.1 | 16.2 | 10.5 |
| Average temperature (°C) | 3.3 | 4.6 | 10.0 | 13.0 | 16.7 | 20.4 | 24.6 | 24.0 | 22.9 | 14.9 | 10.8 | 5.5 |
| Average night temperature (°C) | -0.6 | -0.4 | 5.2 | 8.9 | 12.6 | 17.3 | 21.4 | 21.6 | 19.7 | 9.7 | 6.7 | 1.2 |
| Absolute minimum temperature (°C) | -7.3 | -6.6 | -6.5 | 3.5 | 6.0 | 9.5 | 18.3 | 19.7 | 16.4 | 3.6 | -0.5 | -6.0 |
| 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 | 14.3 | 14.1 | 13.4 | 12.4 | 11.4 | 10.5 | 10.0 |
| 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) | 7.6 | 7.1 | 8.2 | 8.1 | 8.7 | 6.2 | 10.0 | 8.0 | 9.2 | 8.8 | 8.1 | 7.4 |
| Precipitation (mm) | 72 | 67 | 186 | 302 | 270 | 524 | 134 | 605 | 163 | 32 | 54 | 102 |
| Sunny days | 20 | 16 | 15 | 15 | 10 | 9 | 2 | 2 | 5 | 21 | 21 | 16 |
| Rainy days | 10 | 12 | 16 | 15 | 21 | 21 | 29 | 29 | 25 | 10 | 9 | 14 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Oreai is at