Williamstown Weather Forecast
- 9
- 19
Cloud clearing
- 8
- 19
Morning shower or two
- 6
- 21
Sunny
- 11
- 26
Sunny
- 16
- 23
Showers
- 10
- 16
Shower or two
- 6
- 18
Partly cloudy
Today 5 Oct Adelaide
Cloud clearing. Light winds becoming westerly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon.
Williamstown Temperature Statistics View More
October Temperature
Mount Crawford (Fire Tower) (7 km)
Lowest 3 October, 2026
7 °CAverage October
11.4 °CHighest 1 October, 2026
19.9 °C
Climate (2021–2026)
Mount Crawford (Fire Tower) (7 km)
Average Low 2021–2026
9.8 °CAverage 2021–2026
13.8 °CAverage High 2021–2026
19.3 °C