Saint Peter Island Weather Forecast
- 14
- 20
Clear
- 14
- 20
Sunny
- 16
- 18
Possible shower then sunny
- 14
- 15
Showers increasing
- 15
- 16
Showers easing
- 16
- 16
Shower or two
- 14
- 15
Cloudy
Today 20 Jun West Coast
Clear. Winds northeasterly 15 to 25 km/h.
Upper West Coastal Waters
Fowlers Bay to Elliston- Wind
- Northeasterly 10 to 15 knots, reaching up to 20 knots south of Streaky Bay in the late evening.
- Seas
- Around 1 metre.
- 1st Swell
- Southwesterly 1.5 metres, increasing to 1.5 to 2 metres south of Streaky Bay.
- Weather
- Clear.
- Weather Situation
- A high pressure system over the eastern states will continue to move eastwards to be in the Tasman Sea by the weekend. The high will continue to extend a ridge over the coastal waters into the weekend, maintaining a northerly airstream. A cold front is expected to move over coastal waters on Sunday, followed by a series of fronts early next week.
Saint Peter Island Temperature Statistics View More
June Temperature
Ceduna Airport (19km)
Lowest 10 June, 2025
3.6 °CAverage June
13.3 °CHighest 4 June, 2025
21.7 °C
Climate (2020–Present)
Ceduna Airport (19km)
Average Low 2020–2025
10.7 °CAverage 2020–2025
16.8 °CAverage High 2020–2025
23.8 °C