Average annual temperature is 17.0 °C
Absolute maximum temperature: 29.5 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 166 days
Number of rainy days: 198 days
Number of snow days: 1 day
Look at detailed online map of Aoshima
* Weather data for Aoshima 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) | 16.2 | 15.6 | 19.2 | 19.2 | 22.0 | 26.2 | 28.3 | 29.5 | 29.1 | 25.5 | 24.9 | 20.8 |
| Average daytime temperature (°C) | 9.9 | 10.0 | 13.2 | 16.0 | 18.6 | 22.1 | 26.5 | 27.6 | 26.7 | 21.8 | 17.6 | 12.8 |
| Average temperature (°C) | 8.4 | 8.5 | 11.3 | 14.2 | 17.1 | 20.6 | 25.0 | 26.3 | 25.4 | 20.1 | 15.8 | 11.1 |
| Average night temperature (°C) | 6.8 | 6.4 | 9.5 | 12.4 | 15.8 | 19.4 | 23.6 | 25.2 | 24.0 | 18.6 | 13.8 | 9.3 |
| Absolute minimum temperature (°C) | -0.7 | 3.3 | 5.4 | 9.6 | 13.2 | 16.7 | 19.9 | 24.1 | 22.3 | 15.7 | 5.9 | 2.9 |
| 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) | 10.2 | 11.0 | 12.0 | 13.0 | 13.9 | 14.4 | 14.1 | 13.4 | 12.4 | 11.3 | 10.4 | 10.0 |
| Daylight minimum duration (h) | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 10.0 | 9.0 |
| Sunshine mean duration (h) | 7.3 | 7.2 | 8.8 | 8.4 | 9.2 | 7.2 | 9.9 | 10.5 | 9.8 | 8.7 | 8.2 | 7.0 |
| Precipitation (mm) | 82 | 54 | 97 | 194 | 251 | 230 | 106 | 90 | 53 | 31 | 119 | 87 |
| Sunny days | 11 | 14 | 19 | 19 | 20 | 12 | 15 | 5 | 11 | 17 | 14 | 9 |
| Rainy days | 20 | 14 | 12 | 11 | 11 | 18 | 16 | 26 | 19 | 14 | 16 | 21 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The largest precipitation sum in Aoshima is at