Average annual temperature is 13.8 °C
Absolute maximum temperature: 34.7 °C
Absolute minimum temperature: -6.9 °C
Number of sunny days: 114 days
Number of rainy days: 238 days
Number of snow days: 13 days
Look at detailed online map of Shimo-ōnuki
* Weather data for Shimo-ōnuki 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) | 12.3 | 13.7 | 20.3 | 27.0 | 29.6 | 30.1 | 34.7 | 34.4 | 31.5 | 24.7 | 23.3 | 16.9 |
| Average daytime temperature (°C) | 5.8 | 7.5 | 14.3 | 18.4 | 21.4 | 25.0 | 30.2 | 30.9 | 27.4 | 20.1 | 14.9 | 9.8 |
| Average temperature (°C) | 1.3 | 2.5 | 8.7 | 12.2 | 15.7 | 20.5 | 25.2 | 26.0 | 23.4 | 14.8 | 9.7 | 4.7 |
| Average night temperature (°C) | -2.1 | -1.7 | 3.6 | 7.1 | 10.5 | 16.7 | 21.0 | 22.8 | 20.4 | 10.5 | 5.6 | 1.1 |
| Absolute minimum temperature (°C) | -6.9 | -4.9 | -2.4 | 0.4 | 2.8 | 9.4 | 18.8 | 21.0 | 14.0 | 5.9 | -0.4 | -3.5 |
| 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 | 14.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.0 | 10.8 | 12.0 | 13.1 | 14.1 | 14.6 | 14.4 | 13.5 | 12.4 | 11.2 | 10.2 | 9.7 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 7.0 | 8.2 | 7.8 | 9.1 | 9.1 | 7.7 | 9.9 | 10.4 | 7.8 | 8.5 | 7.3 | 7.2 |
| Precipitation (mm) | 25 | 36 | 108 | 102 | 169 | 300 | 175 | 203 | 221 | 125 | 116 | 49 |
| Sunny days | 13 | 15 | 12 | 15 | 10 | 4 | 4 | 0 | 3 | 12 | 14 | 12 |
| Rainy days | 10 | 10 | 19 | 15 | 21 | 26 | 27 | 31 | 27 | 19 | 16 | 17 |
| Snow days | 8 | 3 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The best time to visit Shimo-ōnuki during the most sunny months:
The largest precipitation sum in Shimo-ōnuki is at