Murninnie Beach Weather Forecast
- 16
- 25
Windy
- 13
- 23
Windy
- 12
- 30
Sunny
- 16
- 31
Windy
- 17
- 29
Windy
- 17
- 31
Partly cloudy
- 18
- 36
Partly cloudy
Today 6 Dec Eastern Eyre Peninsula
Partly cloudy. Medium chance of showers this morning. The chance of a thunderstorm this morning. Winds west to southwesterly 15 to 20 km/h tending south to southwesterly 20 to 30 km/h in the early morning then increasing to 30 to 45 km/h in the middle of the day. Daytime maximum temperatures 24 to 29.
Spencer Gulf Coastal Waters
- Wind
- Southwesterly 10 to 15 knots increasing to 15 to 25 knots in the morning then turning southerly during the afternoon and evening. Winds reaching up to 30 knots during the afternoon and evening.
- Seas
- Below 1 metre, increasing to 1 to 1.5 metres during the morning, then increasing to 2 to 2.5 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy. The chance of a thunderstorm this morning.
- Weather Situation
- A weak cold front will move across the southern coastal districts today as the high centre becomes established over the western Bight. The high will move slowly eastwards on Sunday and early next week to be centred over the Tasman Sea by Monday. Another weak cold front clips the southeast late Monday, before another high pressure system develops south of the Bight on Tuesday.
Murninnie Beach Temperature Statistics View More
December Temperature
Whyalla Airport (32km)
Lowest 2 December, 2025
10.2 °CAverage December
21.6 °CHighest 4 December, 2025
40.7 °C
Climate (2020–Present)
Whyalla Airport (32km)
Average Low 2020–2025
11.8 °CAverage 2020–2025
17.4 °CAverage High 2020–2025
23.7 °C