Weeroona Bay Weather Forecast
- 15
- 30
Mostly sunny
- 17
- 30
Sunny
- 13
- 30
Sunny
- 14
- 29
Mostly sunny
- 16
- 30
Partly cloudy
- 15
- 24
Partly cloudy
- 13
- 25
Mostly sunny
Today 21 Apr Whyalla
Mostly sunny. Winds northerly 20 to 30 km/h.
Spencer Gulf Coastal Waters
- Wind
- Northeasterly 10 to 15 knots turning northerly during the day. Winds reaching up to 20 knots near the Yorke Peninsula coast during the day.
- Seas
- Around 1 metre, increasing to 1 to 1.5 metres near the Yorke Peninsula coast around midday.
- 1st Swell
- South to southwesterly below 1 metre, increasing to around 1 metre south of Cowell to Wallaroo.
- Weather
- Mostly sunny.
- Weather Situation
- A strong high pressure system east of Tasmania will maintain a ridge over SA this week. A cold front is expected to weaken and slide across western and southern coasts during today and Wednesday. A second cold front may pass over the south again on Saturday with a high pressure system to follow over waters south of the Bight on Sunday.
Weeroona Bay Temperature Statistics View More
April Temperature
Whyalla Airport (23km)
Lowest 15 April, 2026
8.5 °CAverage April
19.2 °CHighest 6 April, 2026
34.7 °C
Climate (2021–Present)
Whyalla Airport (23km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C