Average annual temperature is 15.2 °C
Absolute maximum temperature: 37.1 °C
Absolute minimum temperature: 3.1 °C
Number of sunny days: 158 days
Number of rainy days: 207 days
Look at detailed online map of Willunga
* Weather data for Willunga 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) | 37.1 | 36.2 | 29.0 | 26.0 | 20.6 | 21.9 | 17.1 | 21.4 | 27.0 | 28.1 | 36.5 | 31.0 |
| Average daytime temperature (°C) | 26.5 | 25.5 | 21.8 | 19.5 | 15.4 | 14.6 | 13.5 | 14.9 | 18.9 | 18.6 | 21.5 | 22.4 |
| Average temperature (°C) | 20.3 | 20.3 | 17.4 | 15.9 | 12.7 | 12.3 | 10.6 | 11.3 | 14.3 | 14.1 | 15.9 | 17.4 |
| Average night temperature (°C) | 15.7 | 16.3 | 14.1 | 13.0 | 10.4 | 10.3 | 8.0 | 8.2 | 9.9 | 10.0 | 11.8 | 13.6 |
| Absolute minimum temperature (°C) | 11.9 | 12.4 | 11.4 | 9.4 | 6.3 | 5.0 | 3.1 | 3.7 | 5.3 | 5.2 | 8.5 | 10.8 |
| Jan | Feb | Mar | Apr | May | Jun | Jul | Aug | Sep | Oct | Nov | Dec | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Daylight maximum duration (h) | 14.0 | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 | 14.0 |
| Daylight mean duration (h) | 14.2 | 13.4 | 12.3 | 11.2 | 10.3 | 9.8 | 10.0 | 10.8 | 11.9 | 13.0 | 14.0 | 14.5 |
| Daylight minimum duration (h) | 13.0 | 12.0 | 11.0 | 10.0 | 9.0 | 9.0 | 9.0 | 10.0 | 11.0 | 12.0 | 13.0 | 14.0 |
| Sunshine mean duration (h) | 11.5 | 10.9 | 9.8 | 8.5 | 6.8 | 6.1 | 7.0 | 7.9 | 10.5 | 11.1 | 11.5 | 10.1 |
| Precipitation (mm) | 31 | 26 | 47 | 92 | 113 | 240 | 93 | 63 | 32 | 29 | 49 | 106 |
| Sunny days | 24 | 17 | 13 | 13 | 5 | 2 | 8 | 7 | 18 | 15 | 23 | 13 |
| Rainy days | 7 | 11 | 18 | 17 | 26 | 28 | 23 | 24 | 12 | 16 | 7 | 18 |
| Snow days | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 | 0 |
The largest precipitation sum in Willunga is at