Average annual temperature is 12.3 °C
Absolute maximum temperature: 32.8 °C
Absolute minimum temperature: -12.8 °C
Number of sunny days: 166 days
Number of rainy days: 184 days
Number of snow days: 15 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) | 14.4 | 12.3 | 20.9 | 24.5 | 29.1 | 28.7 | 32.8 | 32.6 | 32.1 | 24.0 | 22.5 | 16.6 |
| Average daytime temperature (°C) | 5.9 | 7.2 | 14.0 | 16.9 | 20.5 | 24.0 | 29.1 | 30.7 | 28.1 | 18.4 | 14.3 | 9.5 |
| Average temperature (°C) | 0.3 | 1.4 | 7.4 | 10.7 | 14.5 | 18.8 | 23.6 | 24.8 | 22.3 | 12.2 | 8.0 | 3.2 |
| Average night temperature (°C) | -3.3 | -2.7 | 2.2 | 5.2 | 9.4 | 14.5 | 18.9 | 20.0 | 17.9 | 7.5 | 3.4 | -1.0 |
| Absolute minimum temperature (°C) | -12.8 | -7.0 | -4.5 | -0.6 | 1.0 | 8.3 | 15.0 | 17.1 | 10.8 | 3.4 | -2.5 | -5.4 |
| 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) | 7.5 | 7.5 | 8.8 | 9.0 | 9.2 | 8.2 | 10.0 | 11.4 | 9.2 | 8.7 | 7.5 | 7.1 |
| Precipitation (mm) | 23 | 68 | 109 | 141 | 213 | 305 | 68 | 47 | 100 | 78 | 67 | 71 |
| Sunny days | 20 | 12 | 16 | 16 | 18 | 8 | 6 | 9 | 8 | 19 | 15 | 19 |
| Rainy days | 6 | 9 | 15 | 14 | 13 | 22 | 25 | 22 | 22 | 12 | 15 | 9 |
| Snow days | 5 | 7 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 |
The best time to visit Ono during the most sunny months:
The largest precipitation sum in Ono is at