Average annual temperature is 16.1 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -6.4 °C
Number of sunny days: 172 days
Number of rainy days: 191 days
Number of snow days: 2 days
Look at detailed online map of Ondachō
* Weather data for Ondachō 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) | 13.1 | 17.3 | 23.4 | 23.8 | 28.8 | 30.7 | 35.9 | 35.2 | 33.5 | 27.4 | 25.5 | 21.4 |
| Average daytime temperature (°C) | 9.1 | 11.1 | 16.4 | 19.7 | 21.9 | 25.6 | 31.5 | 31.9 | 29.3 | 22.0 | 18.0 | 13.3 |
| Average temperature (°C) | 4.1 | 5.9 | 11.6 | 14.8 | 17.3 | 21.7 | 26.8 | 27.5 | 25.3 | 17.2 | 12.6 | 7.6 |
| Average night temperature (°C) | -0.1 | 1.7 | 7.5 | 10.6 | 13.1 | 18.6 | 23.0 | 24.2 | 22.2 | 12.9 | 8.5 | 3.1 |
| Absolute minimum temperature (°C) | -6.4 | -3.1 | 1.1 | 4.2 | 7.4 | 15.1 | 19.9 | 22.2 | 17.3 | 8.2 | 2.2 | -3.1 |
| 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 | 14.3 | 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) | 7.0 | 7.4 | 7.6 | 8.6 | 8.5 | 7.4 | 10.5 | 11.1 | 8.9 | 8.7 | 7.2 | 7.7 |
| Precipitation (mm) | 35 | 55 | 140 | 134 | 195 | 339 | 69 | 201 | 204 | 109 | 59 | 43 |
| Sunny days | 18 | 17 | 14 | 14 | 13 | 7 | 15 | 8 | 11 | 16 | 16 | 23 |
| Rainy days | 12 | 10 | 17 | 16 | 18 | 23 | 16 | 23 | 19 | 15 | 14 | 8 |
| Snow days | 1 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Ondachō during the most sunny months:
The largest precipitation sum in Ondachō is at