Weeroona Island Weather Forecast
- 11
- 22
Possible shower
- 10
- 21
Possible shower
- 9
- 20
Shower or two
- 9
- 20
Possible shower
- 7
- 21
Mostly sunny
- 7
- 20
Mostly sunny
- 10
- 21
Cloudy
Today 17 May Mid North
Partly cloudy. Medium chance of showers, most likely during this afternoon and evening. Light winds. Daytime maximum temperatures between 18 and 21.
Spencer Gulf Coastal Waters
- Wind
- Variable about 10 knots becoming south to southwesterly 10 to 15 knots in the early afternoon then tending south to southeasterly in the late afternoon.
- Seas
- Below 1 metre.
- 1st Swell
- South to southwesterly below 1 metre, increasing to 1 to 1.5 metres south of Cowell to Wallaroo.
- Weather
- Partly cloudy.
- Weather Situation
- A trough of low pressure about eastern waters will move into Bass Strait early this morning. A ridge of high pressure builds in the west. A cold front will move over the south early in the week, followed by a high pressure system, which will linger in the Bight midweek.
Weeroona Island Temperature Statistics View More
May Temperature
Whyalla Airport (48km)
Lowest 11 May, 2026
5.5 °CAverage May
15.9 °CHighest 1 May, 2026
30.7 °C
Climate (2021–Present)
Whyalla Airport (48km)
Average Low 2021–2026
12 °CAverage 2021–2026
17.5 °CAverage High 2021–2026
23.8 °C