Average annual temperature is 13.4 °C
Absolute maximum temperature: 28.2 °C
Absolute minimum temperature: -0.7 °C
Number of sunny days: 130 days
Number of rainy days: 235 days
Look at detailed online map of Mount William
* Weather data for Mount William Australia is based on climate observations for 2026 year
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Absolute maximum temperature (°C) | 25.7 | 28.2 | 24.6 | 20.8 | 17.0 | 17.0 | 15.0 | 16.5 | 20.6 | 22.2 | 23.3 | 25.0 |
| Average daytime temperature (°C) | 21.0 | 21.0 | 18.9 | 17.5 | 14.4 | 13.3 | 13.3 | 13.9 | 15.9 | 16.4 | 18.3 | 20.2 |
| Average temperature (°C) | 17.4 | 17.2 | 15.4 | 14.0 | 11.0 | 10.3 | 10.6 | 10.4 | 12.1 | 12.0 | 14.8 | 16.3 |
| Average night temperature (°C) | 14.7 | 13.9 | 12.3 | 11.2 | 8.1 | 7.7 | 8.3 | 7.7 | 8.9 | 8.3 | 11.7 | 12.9 |
| Absolute minimum temperature (°C) | 10.2 | 9.3 | 6.7 | 6.3 | 2.6 | -0.7 | 3.4 | 2.3 | 3.4 | 3.8 | 6.7 | 8.4 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 15.0 | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 | 15.0 |
| Daylight mean duration (h) | 14.7 | 13.7 | 12.3 | 11.0 | 9.9 | 9.3 | 9.6 | 10.5 | 11.8 | 13.2 | 14.4 | 15.1 |
| Daylight minimum duration (h) | 14.0 | 13.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 9.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.7 | 10.4 | 8.9 | 8.4 | 6.9 | 6.7 | 7.4 | 8.4 | 9.8 | 10.2 | 11.2 | 11.2 |
| Precipitation (mm) | 45 | 73 | 139 | 55 | 45 | 83 | 27 | 45 | 22 | 54 | 45 | 83 |
| Sunny days | 3 | 11 | 10 | 11 | 14 | 12 | 12 | 17 | 12 | 9 | 8 | 11 |
| Rainy days | 28 | 17 | 21 | 19 | 17 | 18 | 19 | 14 | 18 | 22 | 22 | 20 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The best time to visit Mount William during the most sunny months:
The largest precipitation sum in Mount William is at