Average annual temperature is 16.2 °C
Absolute maximum temperature: 38.3 °C
Absolute minimum temperature: -5.9 °C
Number of sunny days: 161 days
Number of rainy days: 201 days
Number of snow days: 3 days
Look at detailed online map of Aichi-ken
* Weather data for Aichi-ken 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) | 15.6 | 15.7 | 22.0 | 27.1 | 30.2 | 30.9 | 37.1 | 38.3 | 33.3 | 25.7 | 25.6 | 19.9 |
| Average daytime temperature (°C) | 9.1 | 10.4 | 17.2 | 19.9 | 23.7 | 26.8 | 32.3 | 32.8 | 30.2 | 22.2 | 17.5 | 12.1 |
| Average temperature (°C) | 3.7 | 5.2 | 11.2 | 14.5 | 18.6 | 22.6 | 27.4 | 28.4 | 25.9 | 16.9 | 12.3 | 7.2 |
| Average night temperature (°C) | -0.8 | 1.2 | 5.8 | 9.8 | 14.1 | 19.0 | 23.4 | 24.9 | 22.7 | 12.7 | 8.3 | 3.2 |
| Absolute minimum temperature (°C) | -5.9 | -4.2 | -0.3 | 3.0 | 7.6 | 12.6 | 18.7 | 23.4 | 17.9 | 8.1 | 1.9 | -3.8 |
| 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 | 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) | 7.7 | 7.4 | 8.5 | 8.2 | 9.1 | 7.3 | 10.6 | 10.5 | 9.5 | 8.6 | 8.1 | 7.4 |
| Precipitation (mm) | 36 | 61 | 110 | 141 | 234 | 420 | 165 | 205 | 138 | 109 | 90 | 65 |
| Sunny days | 15 | 15 | 19 | 14 | 17 | 10 | 10 | 5 | 8 | 18 | 17 | 13 |
| Rainy days | 14 | 13 | 12 | 16 | 14 | 20 | 21 | 26 | 22 | 13 | 13 | 17 |
| Snow days | 2 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Aichi-ken is at