Shag Rock Weather Forecast
- 4
- 17
Partly cloudy
- 5
- 18
Sunny
- 8
- 17
Cloudy
- 8
- 16
Cloudy
- 5
- 17
Partly cloudy
- 7
- 18
Cloudy
- 10
- 20
Partly cloudy
Today 31 Jul West Coast
Clear. Winds northerly 15 to 20 km/h turning northeasterly in the late afternoon.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- Variable about 10 knots becoming northeasterly 10 to 15 knots in the evening.
- Seas
- Below 1 metre.
- 1st Swell
- Southwesterly 1 to 1.5 metres, increasing to 1.5 to 2 metres south of Streaky Bay.
- Weather
- Clear.
- Weather Situation
- A high pressure system, centred over Victoria, will continue extending a ridge across South Australia as it moves into the Tasman Sea on Saturday. A cold front is forecast to move across the Bight from overnight Saturday into Sunday, before moving across southeast SA during Sunday evening, with another high pressure system moving into the Bight behind the front.
Shag Rock Temperature Statistics View More
July Temperature
Streaky Bay (44km)
Lowest 7 July, 2026
-0.7 °CAverage July
10.7 °CHighest 20 July, 2026
19.5 °C
Climate (2021–2026)
Streaky Bay (44km)
Average Low 2021–2026
11.9 °CAverage 2021–2026
16.5 °CAverage High 2021–2026
23.6 °C