Average annual temperature is 18.7 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -0.4 °C
Number of sunny days: 159 days
Number of rainy days: 206 days
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) | 18.6 | 17.2 | 22.9 | 21.9 | 26.6 | 27.8 | 32.3 | 32.7 | 30.9 | 28.3 | 25.7 | 21.3 |
| Average daytime temperature (°C) | 11.2 | 12.7 | 16.2 | 18.9 | 21.9 | 25.0 | 29.0 | 30.8 | 29.3 | 23.6 | 18.6 | 13.8 |
| Average temperature (°C) | 9.4 | 10.6 | 13.8 | 16.7 | 19.7 | 23.1 | 27.0 | 28.3 | 26.8 | 20.8 | 16.3 | 11.7 |
| Average night temperature (°C) | 7.6 | 8.4 | 11.6 | 14.8 | 18.0 | 21.7 | 25.5 | 26.4 | 24.8 | 18.6 | 14.0 | 9.6 |
| Absolute minimum temperature (°C) | -0.4 | 4.7 | 6.7 | 11.8 | 14.9 | 18.2 | 23.0 | 24.9 | 22.5 | 15.5 | 9.0 | 2.8 |
| 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 | 14.2 | 14.0 | 13.3 | 12.4 | 11.4 | 10.5 | 10.1 |
| 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 | 10.0 |
| Sunshine mean duration (h) | 6.5 | 6.6 | 8.0 | 7.7 | 8.8 | 6.8 | 9.3 | 10.8 | 10.0 | 8.9 | 8.1 | 6.3 |
| Precipitation (mm) | 109 | 129 | 105 | 220 | 255 | 464 | 211 | 218 | 92 | 53 | 67 | 108 |
| Sunny days | 15 | 15 | 17 | 15 | 17 | 8 | 4 | 6 | 10 | 21 | 18 | 13 |
| Rainy days | 16 | 13 | 14 | 15 | 14 | 22 | 27 | 25 | 20 | 10 | 12 | 18 |
| Snow days | 0 | 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