Average annual temperature is 16.3 °C
Absolute maximum temperature: 40.8 °C
Absolute minimum temperature: -4.8 °C
Number of sunny days: 170 days
Number of rainy days: 191 days
Number of snow days: 4 days
Look at detailed online map of Ōwa
* Weather data for Ōwa 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) | 14.1 | 18.1 | 25.9 | 29.5 | 32.9 | 32.2 | 40.8 | 39.8 | 35.2 | 27.3 | 27.7 | 19.6 |
| Average daytime temperature (°C) | 9.1 | 11.3 | 18.1 | 21.8 | 24.2 | 27.1 | 34.0 | 33.9 | 30.7 | 22.9 | 18.2 | 12.9 |
| Average temperature (°C) | 3.4 | 5.3 | 11.9 | 15.3 | 18.1 | 22.5 | 28.2 | 28.6 | 25.9 | 17.2 | 12.1 | 6.7 |
| Average night temperature (°C) | -1.0 | 0.3 | 6.6 | 9.6 | 13.1 | 18.7 | 23.4 | 24.6 | 22.4 | 12.5 | 7.2 | 2.0 |
| Absolute minimum temperature (°C) | -4.8 | -4.8 | 1.1 | 2.5 | 6.4 | 13.7 | 20.8 | 22.7 | 15.5 | 7.8 | 1.2 | -3.7 |
| 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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.5 | 8.2 | 8.1 | 9.1 | 9.2 | 7.7 | 10.0 | 10.6 | 8.8 | 8.5 | 7.5 | 7.7 |
| Precipitation (mm) | 17 | 35 | 90 | 57 | 172 | 312 | 90 | 185 | 182 | 109 | 56 | 21 |
| Sunny days | 21 | 19 | 17 | 15 | 14 | 7 | 9 | 3 | 4 | 18 | 21 | 22 |
| Rainy days | 7 | 8 | 14 | 15 | 17 | 23 | 22 | 28 | 26 | 13 | 9 | 9 |
| Snow days | 3 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ōwa is at