Average annual temperature is 15.8 °C
Absolute maximum temperature: 37.2 °C
Absolute minimum temperature: -11.6 °C
Number of sunny days: 162 days
Number of rainy days: 203 days
Look at detailed online map of Ono
* Weather data for Ono 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) | 16.8 | 14.8 | 22.6 | 25.8 | 25.9 | 30.0 | 33.7 | 37.2 | 34.9 | 28.0 | 26.9 | 20.3 |
| Average daytime temperature (°C) | 9.0 | 9.8 | 16.3 | 18.9 | 22.6 | 25.3 | 30.5 | 32.9 | 30.6 | 22.9 | 17.1 | 11.9 |
| Average temperature (°C) | 3.2 | 4.4 | 10.5 | 13.8 | 17.8 | 21.7 | 26.6 | 28.4 | 26.1 | 17.0 | 11.8 | 6.9 |
| Average night temperature (°C) | -1.6 | -0.3 | 5.4 | 9.4 | 13.7 | 18.2 | 23.1 | 25.0 | 22.7 | 12.0 | 7.8 | 2.6 |
| Absolute minimum temperature (°C) | -11.6 | -5.1 | -1.1 | 1.5 | 5.7 | 12.2 | 18.5 | 23.2 | 18.3 | 6.9 | 1.1 | -3.3 |
| 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 | 10.4 | 9.9 |
| 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) | 6.9 | 6.9 | 8.4 | 7.8 | 8.9 | 7.0 | 9.8 | 10.2 | 9.7 | 8.8 | 7.7 | 7.1 |
| Precipitation (mm) | 43 | 36 | 98 | 172 | 228 | 299 | 90 | 207 | 63 | 36 | 110 | 38 |
| Sunny days | 14 | 10 | 18 | 14 | 17 | 7 | 11 | 5 | 9 | 17 | 20 | 20 |
| Rainy days | 17 | 18 | 13 | 16 | 14 | 23 | 20 | 26 | 21 | 14 | 10 | 11 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Ono is at