Middle Spit Weather Forecast
- 17
- 26
Windy
- 13
- 25
Windy
- 12
- 24
Windy
- 10
- 30
Sunny
- 15
- 38
Sunny
- 17
- 41
Partly cloudy
- 19
- 34
Partly cloudy
Today 13 Dec Mid North
Partly cloudy. The chance of a thunderstorm in the east in the late morning and afternoon. Winds south to southwesterly 25 to 40 km/h. Daytime maximum temperatures around 30.
Gulf St Vincent Coastal Waters
- Wind
- Southerly 15 to 25 knots decreasing to 10 to 15 knots in the late evening.
- Seas
- 1.5 to 2 metres, decreasing below 1.5 metres later in the evening.
- 1st Swell
- West to southwesterly below 0.5 metres.
- Weather
- Clear.
- Weather Situation
- A high pressure system south of WA extends a ridge over SA. This will persist as the high slowly moves eastwards into the Bight on Sunday, and out to the Tasman Sea by late Tuesday.
Middle Spit Temperature Statistics View More
December Temperature
Roseworthy (44km)
Lowest 7 December, 2025
4.4 °CAverage December
21.1 °CHighest 4 December, 2025
39.3 °C
Climate (2020–Present)
Roseworthy (44km)
Average Low 2020–2025
9.7 °CAverage 2020–2025
16.2 °CAverage High 2020–2025
23.6 °C