Average annual temperature is 16.9 °C
Absolute maximum temperature: 36.1 °C
Absolute minimum temperature: -3.8 °C
Number of sunny days: 161 days
Number of rainy days: 202 days
Number of snow days: 2 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) | 19.4 | 16.2 | 23.1 | 25.7 | 28.6 | 30.8 | 33.9 | 36.1 | 33.6 | 28.2 | 26.5 | 22.9 |
| Average daytime temperature (°C) | 10.0 | 12.3 | 17.2 | 20.2 | 23.8 | 26.9 | 31.1 | 32.9 | 30.2 | 23.5 | 18.0 | 12.7 |
| Average temperature (°C) | 5.9 | 7.8 | 11.8 | 15.2 | 19.2 | 22.9 | 27.1 | 28.3 | 25.5 | 17.7 | 13.0 | 8.4 |
| Average night temperature (°C) | 2.5 | 3.7 | 7.5 | 11.0 | 15.6 | 19.6 | 23.9 | 24.8 | 22.0 | 13.3 | 9.3 | 5.0 |
| Absolute minimum temperature (°C) | -3.8 | -0.7 | -0.7 | 4.9 | 8.7 | 14.8 | 21.8 | 22.0 | 19.4 | 7.5 | 3.2 | -1.8 |
| 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) | 6.4 | 6.6 | 7.6 | 8.0 | 8.0 | 7.2 | 8.2 | 10.8 | 9.1 | 8.9 | 7.6 | 5.6 |
| Precipitation (mm) | 84 | 88 | 115 | 170 | 258 | 287 | 195 | 205 | 121 | 38 | 58 | 50 |
| Sunny days | 17 | 13 | 18 | 18 | 15 | 6 | 4 | 6 | 10 | 21 | 21 | 12 |
| Rainy days | 13 | 15 | 13 | 12 | 16 | 24 | 27 | 25 | 20 | 10 | 9 | 18 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Ōwatari during the most sunny months:
The largest precipitation sum in Ōwatari is at