Murninnie Beach Weather Forecast
- 20
- 33
Cloudy
- 21
- 25
Rain
- 17
- 26
Windy
- 18
- 26
Windy
- 18
- 27
Windy
- 19
- 30
Partly cloudy
- 21
- 33
Partly cloudy
Today 21 Feb Eastern Eyre Peninsula
Cloudy. Medium chance of showers, most likely this evening. Winds northeast to southeasterly 15 to 25 km/h tending northwest to northeasterly in the middle of the day then tending southeast to southwesterly in the evening. Daytime maximum temperatures in the low to mid 30s.
Spencer Gulf Coastal Waters
- Wind
- East to southeasterly 10 to 15 knots, reaching up to 20 knots south of Port Neill to Port Victoria early in the morning. Winds tending southeast to southwesterly in the early afternoon then tending north to northwesterly in the evening.
- Seas
- Around 1 metre.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Cloudy.
- Weather Situation
- A weak ridge of high pressure across the south of SA will weaken further during Saturday as a trough and cold front cross the Bight. The trough will move across the state on Sunday before interacting with a tropical low over central Australia early next week. The low and trough are then expected to remain slow moving across northern SA next week.
Murninnie Beach Temperature Statistics View More
February Temperature
Whyalla Airport (32km)
Lowest 3 February, 2026
10.8 °CAverage February
23.9 °CHighest 11 February, 2026
39.2 °C
Climate (2021–Present)
Whyalla Airport (32km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C