Average annual temperature is 14.6 °C
Absolute maximum temperature: 35.6 °C
Absolute minimum temperature: -6.3 °C
Number of sunny days: 110 days
Number of rainy days: 242 days
Number of snow days: 13 days
Look at detailed online map of Onbara
* Weather data for Onbara 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) | 15.7 | 15.4 | 22.3 | 24.0 | 27.8 | 30.2 | 34.8 | 35.6 | 32.0 | 24.5 | 25.1 | 19.9 |
| Average daytime temperature (°C) | 7.1 | 8.3 | 15.6 | 17.9 | 22.3 | 25.6 | 30.4 | 31.6 | 28.1 | 20.4 | 15.8 | 10.1 |
| Average temperature (°C) | 3.5 | 3.7 | 9.4 | 12.5 | 16.9 | 20.8 | 25.6 | 26.9 | 23.6 | 15.2 | 10.9 | 5.9 |
| Average night temperature (°C) | 0.6 | -0.2 | 4.3 | 7.9 | 12.7 | 17.2 | 22.0 | 23.7 | 20.5 | 11.1 | 7.1 | 2.8 |
| Absolute minimum temperature (°C) | -5.8 | -6.3 | -3.7 | 1.7 | 5.1 | 11.5 | 17.9 | 21.5 | 16.8 | 5.8 | 0.6 | -2.2 |
| 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 | 9.9 |
| 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) | 5.3 | 5.7 | 8.1 | 7.9 | 8.4 | 7.5 | 9.0 | 9.8 | 8.3 | 8.2 | 6.7 | 5.3 |
| Precipitation (mm) | 119 | 109 | 90 | 225 | 219 | 189 | 275 | 150 | 152 | 51 | 93 | 136 |
| Sunny days | 8 | 8 | 17 | 15 | 14 | 7 | 4 | 1 | 5 | 14 | 11 | 6 |
| Rainy days | 19 | 15 | 14 | 15 | 17 | 23 | 27 | 30 | 25 | 17 | 19 | 21 |
| Snow days | 4 | 5 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 4 |
The best time to visit Onbara during the most sunny months:
The largest precipitation sum in Onbara is at