Average annual temperature is 13.4 °C
Absolute maximum temperature: 32.0 °C
Absolute minimum temperature: -10.0 °C
Number of sunny days: 131 days
Number of rainy days: 230 days
Number of snow days: 4 days
Look at detailed online map of Ōmikuchi
* Weather data for Ōmikuchi 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) | 18.3 | 17.1 | 21.3 | 24.5 | 27.7 | 29.5 | 32.0 | 31.1 | 30.3 | 26.1 | 23.2 | 17.6 |
| Average daytime temperature (°C) | 6.6 | 9.8 | 15.1 | 17.8 | 21.7 | 24.1 | 28.0 | 28.4 | 27.0 | 19.6 | 14.7 | 9.1 |
| Average temperature (°C) | 1.9 | 4.3 | 9.1 | 12.0 | 16.3 | 19.8 | 23.6 | 23.9 | 22.1 | 13.9 | 9.5 | 4.4 |
| Average night temperature (°C) | -1.6 | 0.1 | 4.3 | 7.6 | 12.0 | 16.5 | 20.6 | 21.1 | 18.8 | 9.7 | 5.4 | 0.5 |
| Absolute minimum temperature (°C) | -10.0 | -5.2 | -3.8 | 2.5 | 4.9 | 11.4 | 18.1 | 19.0 | 15.4 | 3.6 | -1.3 | -6.9 |
| 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 | 10.0 |
| Daylight mean duration (h) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 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) | 6.3 | 6.8 | 7.8 | 7.6 | 8.8 | 6.2 | 9.2 | 9.0 | 9.4 | 8.7 | 7.8 | 6.1 |
| Precipitation (mm) | 91 | 154 | 153 | 217 | 293 | 379 | 186 | 308 | 90 | 64 | 62 | 125 |
| Sunny days | 14 | 14 | 13 | 17 | 15 | 6 | 3 | 1 | 5 | 16 | 16 | 11 |
| Rainy days | 15 | 14 | 18 | 13 | 16 | 24 | 28 | 30 | 25 | 15 | 14 | 18 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Ōmikuchi is at