Average annual temperature is 11.8 °C
Absolute maximum temperature: 37.4 °C
Absolute minimum temperature: -11.0 °C
Number of sunny days: 81 days
Number of rainy days: 233 days
Number of snow days: 51 days
Look at detailed online map of Aiuchi
* Weather data for Aiuchi 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) | 10.6 | 9.0 | 21.7 | 22.9 | 25.9 | 29.0 | 31.1 | 37.4 | 30.9 | 22.2 | 22.6 | 13.7 |
| Average daytime temperature (°C) | 0.7 | 1.9 | 10.1 | 13.9 | 18.6 | 23.5 | 26.8 | 31.3 | 26.2 | 18.1 | 11.5 | 3.7 |
| Average temperature (°C) | -2.0 | -0.6 | 5.4 | 9.6 | 13.6 | 19.3 | 23.5 | 27.2 | 21.9 | 13.8 | 7.9 | 0.7 |
| Average night temperature (°C) | -4.6 | -3.1 | 1.5 | 6.6 | 9.9 | 16.3 | 20.8 | 23.9 | 18.8 | 10.3 | 4.8 | -2.1 |
| Absolute minimum temperature (°C) | -11.0 | -8.9 | -2.7 | 1.8 | 4.2 | 12.3 | 16.3 | 21.4 | 10.1 | 5.6 | -2.9 | -10.0 |
| 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 | 15.0 | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 |
| Daylight mean duration (h) | 9.6 | 10.6 | 11.9 | 13.3 | 14.5 | 15.1 | 14.8 | 13.8 | 12.5 | 11.1 | 9.9 | 9.3 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 |
| Sunshine mean duration (h) | 5.9 | 6.4 | 8.7 | 9.0 | 9.9 | 9.0 | 10.0 | 11.4 | 8.0 | 8.1 | 5.5 | 4.7 |
| Precipitation (mm) | 119 | 80 | 69 | 140 | 152 | 152 | 222 | 97 | 148 | 132 | 181 | 120 |
| Sunny days | 1 | 1 | 16 | 8 | 13 | 9 | 6 | 5 | 7 | 10 | 4 | 1 |
| Rainy days | 8 | 15 | 15 | 22 | 18 | 21 | 25 | 26 | 23 | 21 | 23 | 16 |
| Snow days | 22 | 12 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 3 | 14 |
The best time to visit Aiuchi during the most sunny months:
The largest precipitation sum in Aiuchi is at