Average annual temperature is 12.7 °C
Absolute maximum temperature: 31.6 °C
Absolute minimum temperature: -10.4 °C
Number of sunny days: 160 days
Number of rainy days: 194 days
Number of snow days: 11 days
Look at detailed online map of Ōwatari
* Weather data for Ōwatari 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) | 14.0 | 14.6 | 21.8 | 24.8 | 28.6 | 28.9 | 31.6 | 31.5 | 29.7 | 24.5 | 22.3 | 18.3 |
| Average daytime temperature (°C) | 7.3 | 8.9 | 14.3 | 17.5 | 19.6 | 23.1 | 28.5 | 28.2 | 26.4 | 19.0 | 15.0 | 10.7 |
| Average temperature (°C) | 1.4 | 2.7 | 8.1 | 11.2 | 14.4 | 18.4 | 23.3 | 23.5 | 21.6 | 13.0 | 9.2 | 4.8 |
| Average night temperature (°C) | -2.4 | -1.7 | 2.9 | 5.5 | 9.5 | 14.7 | 18.7 | 19.4 | 17.8 | 8.2 | 5.0 | 0.5 |
| Absolute minimum temperature (°C) | -10.4 | -6.2 | -3.8 | -0.4 | 3.5 | 9.7 | 15.6 | 16.9 | 10.7 | 3.1 | -0.9 | -4.9 |
| 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 | 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 | 14.5 | 14.3 | 13.5 | 12.4 | 11.3 | 10.3 | 9.8 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.6 | 7.8 | 8.8 | 9.4 | 9.6 | 8.6 | 10.1 | 11.3 | 9.9 | 9.1 | 8.1 | 7.6 |
| Precipitation (mm) | 20 | 72 | 165 | 159 | 259 | 348 | 57 | 86 | 93 | 100 | 80 | 46 |
| Sunny days | 17 | 17 | 12 | 16 | 12 | 4 | 11 | 7 | 9 | 16 | 18 | 21 |
| Rainy days | 6 | 8 | 19 | 14 | 19 | 26 | 20 | 24 | 21 | 15 | 12 | 10 |
| Snow days | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ōwatari during the most sunny months:
The largest precipitation sum in Ōwatari is at