Average annual temperature is 12.3 °C
Absolute maximum temperature: 30.7 °C
Absolute minimum temperature: -14.0 °C
Number of sunny days: 140 days
Number of rainy days: 218 days
Number of snow days: 7 days
Look at detailed online map of Aso-gun
* Weather data for Aso-gun 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) | 17.4 | 15.5 | 19.8 | 23.3 | 26.6 | 28.1 | 30.7 | 29.9 | 29.0 | 25.1 | 22.1 | 16.4 |
| Average daytime temperature (°C) | 5.5 | 8.7 | 14.2 | 16.6 | 20.5 | 22.9 | 26.9 | 27.3 | 26.0 | 18.5 | 13.8 | 8.0 |
| Average temperature (°C) | 0.6 | 3.2 | 8.0 | 10.9 | 15.1 | 18.7 | 22.6 | 23.0 | 21.1 | 12.6 | 8.4 | 3.1 |
| Average night temperature (°C) | -3.4 | -1.1 | 3.1 | 6.3 | 10.8 | 15.5 | 19.6 | 20.2 | 17.8 | 8.2 | 4.3 | -0.5 |
| Absolute minimum temperature (°C) | -14.0 | -6.6 | -4.9 | 0.1 | 4.4 | 10.5 | 17.2 | 18.1 | 14.4 | 3.1 | -2.4 | -8.3 |
| 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) | 10.3 | 11.0 | 12.0 | 13.0 | 13.8 | 14.3 | 14.1 | 13.3 | 12.4 | 11.4 | 10.5 | 10.0 |
| Daylight minimum duration (h) | 10.0 | 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) | 6.3 | 6.7 | 7.7 | 7.7 | 8.8 | 6.3 | 9.0 | 9.3 | 9.4 | 8.8 | 7.9 | 6.0 |
| Precipitation (mm) | 78 | 129 | 160 | 201 | 272 | 353 | 191 | 284 | 85 | 52 | 57 | 79 |
| Sunny days | 16 | 14 | 15 | 16 | 14 | 6 | 3 | 1 | 5 | 19 | 17 | 14 |
| Rainy days | 11 | 13 | 16 | 14 | 17 | 24 | 28 | 30 | 25 | 12 | 13 | 15 |
| Snow days | 4 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 2 |
The largest precipitation sum in Aso-gun is at