Average annual temperature is 21.9 °C
Absolute maximum temperature: 29.7 °C
Absolute minimum temperature: 8.7 °C
Number of sunny days: 110 days
Number of rainy days: 255 days
Look at detailed online map of Yō
* Weather data for Yō 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) | 22.3 | 21.3 | 22.3 | 23.7 | 25.0 | 27.3 | 29.7 | 28.7 | 28.8 | 28.6 | 26.8 | 23.8 |
| Average daytime temperature (°C) | 17.0 | 18.0 | 19.0 | 21.0 | 22.8 | 25.4 | 28.7 | 27.9 | 27.9 | 25.0 | 22.1 | 19.4 |
| Average temperature (°C) | 15.8 | 16.8 | 18.1 | 20.0 | 22.2 | 24.7 | 27.7 | 27.1 | 27.0 | 24.1 | 21.0 | 18.2 |
| Average night temperature (°C) | 14.7 | 15.7 | 17.1 | 19.2 | 21.4 | 23.8 | 26.4 | 26.2 | 25.8 | 23.0 | 20.0 | 17.0 |
| Absolute minimum temperature (°C) | 8.7 | 12.5 | 12.9 | 15.4 | 19.6 | 22.0 | 24.5 | 24.7 | 23.3 | 19.7 | 16.8 | 11.7 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 |
| Daylight mean duration (h) | 10.6 | 11.2 | 12.0 | 12.9 | 13.6 | 13.9 | 13.8 | 13.1 | 12.3 | 11.5 | 10.7 | 10.4 |
| Daylight minimum duration (h) | 10.0 | 10.0 | 11.0 | 12.0 | 13.0 | 13.0 | 13.0 | 12.0 | 11.0 | 11.0 | 10.0 | 10.0 |
| Sunshine mean duration (h) | 6.3 | 6.5 | 7.9 | 8.8 | 9.3 | 7.8 | 10.6 | 9.1 | 11.1 | 8.9 | 8.5 | 5.9 |
| Precipitation (mm) | 83 | 78 | 154 | 190 | 129 | 393 | 165 | 437 | 61 | 68 | 43 | 129 |
| Sunny days | 9 | 10 | 12 | 8 | 14 | 9 | 3 | 3 | 2 | 15 | 15 | 10 |
| Rainy days | 22 | 18 | 19 | 22 | 17 | 21 | 28 | 28 | 28 | 16 | 15 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Yō during the most sunny months:
The largest precipitation sum in Yō is at