Port of Whyalla Weather Forecast
- 13
- 25
Sunny
- 12
- 29
Sunny
- 14
- 23
Sunny
- 13
- 28
Sunny
- 16
- 29
Mostly sunny
- 15
- 24
Partly cloudy
- 13
- 28
Sunny
Today 15 Apr Whyalla
Sunny. Light winds.
Spencer Gulf Coastal Waters
- Wind
- Variable about 10 knots.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo by early evening.
- Weather
- Sunny.
- Weather Situation
- A high pressure system centred over the south of SA will move slowly eastwards this week and a cold front will move across the far southeast of SA on Thursday. A second high pressure system is expected to follow and will become established south of the Bight late Thursday then will move eastwards during Friday and Saturday. A trough will move over the far west on Saturday.
Port of Whyalla Temperature Statistics View More
April Temperature
Whyalla Airport (8km)
Lowest 14 April, 2026
9.1 °CAverage April
19 °CHighest 6 April, 2026
34.7 °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