Spencer Gulf Weather Forecast
- 15
- 20
Sunny
- 17
- 22
Partly cloudy
- 20
- 24
Partly cloudy
- 20
- 27
Sunny
- 21
- 22
Partly cloudy
- 19
- 22
Sunny
- 19
- 21
Sunny
Today 28 Mar Flinders
Mostly sunny. Winds east to southeasterly 20 to 30 km/h. Daytime maximum temperatures between 18 and 24.
Spencer Gulf Coastal Waters
- Wind
- East to southeasterly 10 to 15 knots tending southeast to southwesterly in the late afternoon then tending southeasterly in the evening. Winds reaching up to 20 knots north of Cowell to Wallaroo in the evening.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres north of Cowell to Wallaroo by early evening.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 1.5 metres south of Port Neill to Port Victoria.
- Weather
- Cloudy.
- Weather Situation
- A high pressure system south of Kangaroo Island will move slowly eastwards this weekend to be centred over the Tasman Sea on Monday. A trough is forecast to move across the western and central waters Tuesday afternoon and evening, pushing across southeastern coasts Wednesday morning. Another high pressure system is expected to become established south of the Bight later next week.
Spencer Gulf Temperature Statistics View More
March Temperature
Whyalla Airport (38km)
Lowest 14 March, 2026
10.8 °CAverage March
21.1 °CHighest 10 March, 2026
34.9 °C
Climate (2021–Present)
Whyalla Airport (38km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C