Munderoo Bay Weather Forecast
- 20
- 40
Partly cloudy
- 17
- 31
Windy
- 11
- 27
Windy
- 10
- 27
Partly cloudy
- 10
- 32
Sunny
- 16
- 37
Sunny
- 20
- 41
Sunny
Today 12 Dec Yorke Peninsula
Partly cloudy. The chance of a thunderstorm later tonight. Winds southerly 30 to 45 km/h.
Spencer Gulf Coastal Waters
- Wind
- Southerly 15 to 25 knots, reaching up to 30 knots north of Cowell to Wallaroo in the evening.
- Seas
- Around 1 metre, increasing to 1.5 to 2 metres by early evening.
- 1st Swell
- South to southwesterly below 1 metre, increasing to around 1 metre south of Cowell to Wallaroo.
- Weather
- Mostly clear. The chance of a thunderstorm.
- Weather Situation
- A trough will move eastwards to clear South East coastal waters during Friday evening. A slow moving broad high pressure system in the Indian Ocean will then build a ridge across coastal waters on Saturday and establish itself south of the Bight on Sunday and Monday. The high is forecast to move east into the Tasman Sea on Tuesday while maintaining a ridge over coastal waters.
Munderoo Bay Temperature Statistics View More
December Temperature
Snowtown (34km)
Lowest 7 December, 2025
5.2 °CAverage December
20.2 °CHighest 4 December, 2025
39.6 °C
Climate (2020–Present)
Snowtown (34km)
Average Low 2020–2025
9 °CAverage 2020–2025
16 °CAverage High 2020–2025
24.2 °C