Average annual temperature is 15.3 °C
Absolute maximum temperature: 36.6 °C
Absolute minimum temperature: -11.2 °C
Number of sunny days: 149 days
Number of rainy days: 211 days
Number of snow days: 5 days
Look at detailed online map of Ōta
* Weather data for Ōta 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) | 15.5 | 15.9 | 22.9 | 26.3 | 28.1 | 30.7 | 35.1 | 36.6 | 33.8 | 26.8 | 24.7 | 19.3 |
| Average daytime temperature (°C) | 8.1 | 9.1 | 16.0 | 18.9 | 22.8 | 26.0 | 31.7 | 32.9 | 30.5 | 21.6 | 16.6 | 11.5 |
| Average temperature (°C) | 2.9 | 4.4 | 10.0 | 13.4 | 17.5 | 21.6 | 26.6 | 27.9 | 25.3 | 16.1 | 11.3 | 6.3 |
| Average night temperature (°C) | -1.3 | 0.7 | 5.0 | 8.6 | 13.1 | 17.7 | 22.5 | 24.3 | 21.5 | 11.9 | 7.4 | 2.0 |
| Absolute minimum temperature (°C) | -11.2 | -5.0 | -2.3 | 1.1 | 4.7 | 10.1 | 17.8 | 22.3 | 16.8 | 7.2 | 0.8 | -3.8 |
| 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 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 14.5 | 14.2 | 13.4 | 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) | 6.9 | 5.8 | 8.5 | 8.0 | 9.4 | 6.7 | 9.7 | 10.1 | 9.9 | 8.8 | 7.3 | 6.9 |
| Precipitation (mm) | 46 | 49 | 108 | 217 | 209 | 307 | 141 | 211 | 108 | 41 | 110 | 50 |
| Sunny days | 11 | 11 | 18 | 14 | 17 | 7 | 9 | 2 | 10 | 12 | 18 | 20 |
| Rainy days | 17 | 15 | 13 | 16 | 14 | 23 | 22 | 29 | 20 | 19 | 12 | 11 |
| Snow days | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ōta is at