Port of Whyalla Weather Forecast
- 14
- 25
Clear
- 16
- 28
Sunny
- 18
- 31
Sunny
- 20
- 24
Rain
- 18
- 25
Possible shower
- 19
- 27
Partly cloudy
- 19
- 28
Sunny
Today 13 Mar Whyalla
Clear. Winds southerly 25 to 30 km/h tending southeasterly 20 to 30 km/h in the evening.
Spencer Gulf Coastal Waters
- Wind
- Southeasterly 15 to 20 knots, reaching up to 25 knots south of Cowell to Wallaroo in the evening.
- Seas
- 1 to 2 metres.
- 1st Swell
- South to southwesterly around 1 metre, increasing to 1 to 2 metres south of Port Neill to Port Victoria.
- Weather
- Mostly clear.
- Weather Situation
- A ridge of high pressure extends from a high south of WA, across waters well south of SA. The high slowly moves eastwards to be centred over the Tasman Sea by Saturday afternoon, with further high pressure systems building well south of the Bight. A trough over inland WA is expected to move across western and northern SA on Sunday and into the new week. A cold front clips the southeast early next week.
Port of Whyalla Temperature Statistics View More
March Temperature
Whyalla Airport (8km)
Lowest 10 March, 2026
13.2 °CAverage March
20.7 °CHighest 10 March, 2026
34.9 °C
Climate (2021–Present)
Whyalla Airport (8km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C