Average annual temperature is 15.8 °C
Absolute maximum temperature: 35.9 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 182 days
Number of rainy days: 181 days
Number of snow days: 2 days
Look at detailed online map of Chūō
* Weather data for Chūō 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) | 17.5 | 17.8 | 24.5 | 26.2 | 29.7 | 29.9 | 35.9 | 35.4 | 33.5 | 25.9 | 25.5 | 21.8 |
| Average daytime temperature (°C) | 10.4 | 12.2 | 16.9 | 20.2 | 22.7 | 25.7 | 31.6 | 32.1 | 29.7 | 21.5 | 18.6 | 14.0 |
| Average temperature (°C) | 4.3 | 6.2 | 11.0 | 14.2 | 17.5 | 21.6 | 26.5 | 27.0 | 24.8 | 15.8 | 12.2 | 7.6 |
| Average night temperature (°C) | -0.5 | 1.6 | 6.1 | 8.8 | 12.9 | 18.2 | 22.1 | 22.9 | 20.9 | 11.2 | 7.6 | 3.1 |
| Absolute minimum temperature (°C) | -9.4 | -3.1 | -3.1 | -0.1 | 5.9 | 13.6 | 18.3 | 19.6 | 12.0 | 4.9 | 0.8 | -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 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 10.1 | 10.9 | 12.0 | 13.1 | 14.0 | 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) | 7.4 | 7.7 | 8.8 | 9.4 | 9.4 | 7.9 | 10.1 | 10.7 | 9.7 | 9.1 | 8.1 | 7.7 |
| Precipitation (mm) | 57 | 104 | 123 | 139 | 261 | 373 | 74 | 182 | 140 | 79 | 82 | 49 |
| Sunny days | 17 | 15 | 15 | 15 | 15 | 8 | 12 | 6 | 13 | 22 | 23 | 21 |
| Rainy days | 12 | 13 | 16 | 15 | 16 | 22 | 19 | 25 | 17 | 9 | 7 | 10 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Chūō is at