Average annual temperature is 15.0 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -6.1 °C
Number of sunny days: 157 days
Number of rainy days: 202 days
Number of snow days: 6 days
Look at detailed online map of Ōno
* Weather data for Ōno 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) | 12.2 | 15.9 | 22.4 | 27.6 | 30.8 | 30.4 | 38.3 | 37.4 | 33.0 | 24.7 | 25.6 | 18.5 |
| Average daytime temperature (°C) | 7.8 | 9.7 | 16.2 | 20.5 | 22.6 | 25.5 | 32.3 | 32.7 | 29.2 | 21.4 | 16.7 | 11.4 |
| Average temperature (°C) | 2.6 | 4.1 | 10.2 | 13.9 | 17.0 | 21.1 | 26.6 | 27.3 | 24.4 | 15.7 | 10.6 | 5.5 |
| Average night temperature (°C) | -1.1 | -0.2 | 4.9 | 8.3 | 11.8 | 17.2 | 21.6 | 23.2 | 20.9 | 10.9 | 5.9 | 0.9 |
| Absolute minimum temperature (°C) | -6.1 | -3.1 | -1.7 | 0.0 | 5.1 | 9.9 | 18.6 | 20.5 | 13.5 | 6.6 | 0.9 | -4.7 |
| 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 | 9.8 |
| 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) | 7.4 | 8.2 | 8.3 | 9.1 | 8.9 | 7.6 | 9.8 | 10.7 | 8.7 | 8.7 | 8.0 | 7.9 |
| Precipitation (mm) | 20 | 43 | 102 | 65 | 210 | 336 | 77 | 140 | 219 | 98 | 72 | 28 |
| Sunny days | 19 | 18 | 16 | 16 | 13 | 4 | 9 | 4 | 3 | 16 | 19 | 20 |
| Rainy days | 9 | 8 | 15 | 14 | 18 | 26 | 22 | 27 | 27 | 15 | 11 | 10 |
| Snow days | 3 | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Ōno is at