Munderoo Bay Weather Forecast
- 14
- 33
Sunny
- 17
- 38
Sunny
- 21
- 39
Sunny
- 18
- 33
Windy
- 15
- 32
Partly cloudy
- 15
- 32
Partly cloudy
- 15
- 33
Sunny
Today 27 Dec Yorke Peninsula
Sunny. Winds easterly 20 to 30 km/h tending southeasterly 15 to 25 km/h in the early afternoon. Daytime maximum temperatures around 30.
Spencer Gulf Coastal Waters
- Wind
- East to northeasterly 10 to 15 knots, reaching up to 20 knots south of Cowell to Wallaroo in the late morning. Winds tending east to southeasterly in the early afternoon.
- Seas
- 1 to 1.5 metres, decreasing to 1 metre around midday.
- 1st Swell
- South to southwesterly below 1 metre.
- Weather
- Sunny.
- Weather Situation
- A high pressure system maintains a broad ridge over most of South Australia. A low pressure trough enters western parts of the state later today and continues moving east on Sunday, reaching central parts on Monday. The deepening trough moves into eastern parts of SA on Tuesday, while a new ridge builds across the west.
Munderoo Bay Temperature Statistics View More
December Temperature
Snowtown (34km)
Lowest 7 December, 2025
5.2 °CAverage December
20.8 °CHighest 18 December, 2025
42 °C
Climate (2020–Present)
Snowtown (34km)
Average Low 2020–2025
8.9 °CAverage 2020–2025
16 °CAverage High 2020–2025
24.2 °C