Average annual temperature is 11.8 °C
Absolute maximum temperature: 32.7 °C
Absolute minimum temperature: -9.4 °C
Number of sunny days: 128 days
Number of rainy days: 228 days
Number of snow days: 9 days
Look at detailed online map of Asō
* Weather data for Asō 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) | 11.3 | 13.9 | 18.9 | 23.8 | 28.2 | 28.0 | 32.7 | 31.7 | 30.4 | 21.8 | 20.8 | 17.7 |
| Average daytime temperature (°C) | 5.2 | 6.4 | 12.1 | 16.5 | 19.0 | 22.3 | 28.2 | 29.0 | 25.6 | 17.6 | 13.8 | 8.9 |
| Average temperature (°C) | 0.2 | 1.2 | 6.7 | 10.4 | 13.6 | 18.0 | 23.1 | 23.7 | 21.0 | 12.3 | 7.9 | 3.3 |
| Average night temperature (°C) | -3.4 | -2.7 | 2.2 | 5.0 | 9.0 | 14.3 | 18.5 | 19.4 | 17.6 | 7.9 | 3.6 | -0.7 |
| Absolute minimum temperature (°C) | -9.4 | -6.6 | -3.9 | -1.8 | 2.6 | 8.5 | 16.0 | 16.7 | 11.5 | 3.5 | -3.4 | -5.2 |
| 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) | 10.0 | 10.9 | 12.0 | 13.1 | 14.1 | 14.6 | 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 | 8.1 | 8.3 | 9.1 | 8.9 | 7.6 | 9.9 | 10.9 | 9.2 | 8.8 | 8.0 | 8.0 |
| Precipitation (mm) | 27 | 60 | 122 | 97 | 220 | 359 | 76 | 114 | 258 | 115 | 68 | 33 |
| Sunny days | 16 | 16 | 12 | 14 | 11 | 2 | 4 | 2 | 3 | 13 | 15 | 20 |
| Rainy days | 8 | 11 | 19 | 16 | 20 | 28 | 27 | 29 | 27 | 18 | 15 | 10 |
| Snow days | 7 | 1 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 1 |
The best time to visit Asō during the most sunny months:
The largest precipitation sum in Asō is at