Murninnie Beach Weather Forecast
- 17
- 29
Windy
- 18
- 31
Partly cloudy
- 18
- 31
Partly cloudy
- 18
- 36
Windy
- 18
- 27
Windy
- 15
- 25
Windy
- 15
- 25
Windy
Today 9 Dec Eastern Eyre Peninsula
Sunny. Winds south to southeasterly 15 to 25 km/h tending east to southeasterly 20 to 30 km/h in the morning then tending south to southeasterly 25 to 35 km/h in the early afternoon. Daytime maximum temperatures 27 to 37.
Spencer Gulf Coastal Waters
- Wind
- South to southeasterly 15 to 20 knots, reaching up to 25 knots north of Cowell to Wallaroo in the evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres during the afternoon.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo during the afternoon.
- Weather
- Mostly sunny.
- Weather Situation
- A broad ridge extends over inland parts of the state, another high pressure system develops south of the Bight, strengthening the ridge over the state ahead of a trough of low pressure developing across the far northwest late Tuesday persisting late into the week.
Murninnie Beach Temperature Statistics View More
December Temperature
Whyalla Airport (32km)
Lowest 2 December, 2025
10.2 °CAverage December
20.8 °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