Althorpe Island Weather Forecast
- 14
- 20
Mostly clear
- 13
- 20
Shower or two
- 14
- 20
Shower or two
- 14
- 20
Partly cloudy
- 12
- 19
Partly cloudy
- 12
- 19
Partly cloudy
- 13
- 20
Shower or two
Today 17 May Yorke Peninsula
Mostly clear. Slight chance of a shower. The chance of fog later tonight. Winds south to southwesterly 15 to 20 km/h becoming light in the late afternoon.
Central Coastal Waters
- Wind
- Southerly below 10 knots.
- Seas
- Below 0.5 metres.
- 1st Swell
- Southwesterly 2.5 to 3 metres.
- Weather
- Mostly clear.
- Weather Situation
- A ridge of high pressure builds in the west. A cold front will move over the south late Monday and early Tuesday, followed by a high pressure system, which will linger in the Bight midweek.
Althorpe Island Temperature Statistics View More
May Temperature
Stenhouse Bay (12km)
Lowest 3 May, 2026
11.4 °CAverage May
16.3 °CHighest 1 May, 2026
28.9 °C
Climate (2021–Present)
Stenhouse Bay (12km)
Average Low 2021–2026
13.1 °CAverage 2021–2026
16.1 °CAverage High 2021–2026
20.5 °C