Average annual temperature is 16.6 °C
Absolute maximum temperature: 37.0 °C
Absolute minimum temperature: -5.5 °C
Number of sunny days: 156 days
Number of rainy days: 208 days
Number of snow days: 1 day
Look at detailed online map of Usui
* Weather data for Usui 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) | 17.0 | 18.5 | 23.7 | 25.1 | 32.5 | 30.4 | 37.0 | 35.8 | 35.3 | 29.1 | 25.4 | 21.8 |
| Average daytime temperature (°C) | 9.1 | 10.9 | 16.6 | 20.2 | 22.6 | 26.4 | 32.4 | 33.0 | 30.0 | 22.3 | 18.6 | 13.5 |
| Average temperature (°C) | 4.2 | 6.0 | 11.8 | 15.3 | 17.9 | 22.1 | 27.4 | 28.3 | 25.9 | 17.6 | 13.6 | 8.1 |
| Average night temperature (°C) | 0.1 | 1.9 | 8.0 | 11.5 | 14.2 | 18.8 | 23.6 | 24.9 | 23.0 | 13.6 | 9.8 | 3.7 |
| Absolute minimum temperature (°C) | -5.5 | -3.0 | 1.0 | 3.7 | 8.8 | 14.6 | 20.6 | 23.8 | 18.3 | 8.8 | 4.6 | -2.1 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 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) | 7.1 | 7.3 | 7.5 | 9.0 | 8.7 | 7.2 | 10.6 | 11.5 | 9.1 | 8.5 | 7.1 | 7.1 |
| Precipitation (mm) | 43 | 57 | 145 | 114 | 177 | 330 | 55 | 65 | 259 | 121 | 59 | 39 |
| Sunny days | 16 | 16 | 13 | 13 | 11 | 7 | 16 | 8 | 7 | 13 | 14 | 22 |
| Rainy days | 14 | 12 | 18 | 17 | 20 | 23 | 15 | 23 | 23 | 18 | 16 | 9 |
| Snow days | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Usui during the most sunny months:
The largest precipitation sum in Usui is at