Spencer Gulf Weather Forecast
- 13
- 16
Cloudy
- 14
- 16
Cloudy
- 14
- 16
Shower
- 15
- 18
Shower
- 16
- 18
Storm
- 14
- 15
Shower
- 13
- 15
Partly cloudy
Today 15 Aug Flinders
Cloudy. Winds east to southeasterly 15 to 20 km/h becoming light in the evening.
Spencer Gulf Coastal Waters
- Wind
- Variable about 10 knots becoming southeasterly 10 to 15 knots in the evening.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy.
- Weather Situation
- A high pressure system south of the state slowly drifts to the southeast and is forecast to be located in the Tasman Sea on Monday, while extending a ridge over much of South Australia through to Tuesday. A trough of low pressure over Queensland pushes into the far northeast of SA until Monday, as another trough moves into far southwestern parts later on Tuesday and moves southeast across the state into Wednesday.
Spencer Gulf Temperature Statistics View More
August Temperature
Whyalla Airport (38km)
Lowest 1 August, 2026
-0.4 °CAverage August
11.9 °CHighest 7 August, 2026
21.4 °C
Climate (2021–2026)
Whyalla Airport (38km)
Average Low 2021–2026
12 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C