Saint Peter Island Weather Forecast

    • 16
    • 16

    Showers then mostly sunny

    • 12
    • 16

    Showers. Becoming windy

    • 15
    • 16

    Showers

    • 14
    • 15

    Shower or two

    • 13
    • 15

    Partly cloudy

    • 13
    • 16

    Partly cloudy

    • 13
    • 16

    Partly cloudy

Today 17 Jun West Coast

Partly cloudy. Very high chance of rain east of Ceduna, medium chance elsewhere. The chance of a thunderstorm during the morning and afternoon. Heavy falls possible. Winds northerly 15 to 25 km/h tending northwesterly 25 to 40 km/h in the early morning. Daytime maximum temperatures between 15 and 18.

Upper West Coastal Waters

Fowlers Bay to Elliston
Wind
Northerly 15 to 20 knots turning northwesterly 20 to 30 knots during the morning.
Seas
1 to 1.5 metres, increasing to 1.5 to 2.5 metres around midday.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy. 90% chance of showers. The chance of a thunderstorm during the morning and afternoon.
Weather Situation
A high pressure system centred over the Tasman Sea extends a ridge over eastern parts of SA. A low pressure system south of the Bight will remain slow-moving until later Thursday when it will move southeastwards. An associated cold front will move across SA today followed by a second front later Thursday and Friday. A high pressure system will move across from the west over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Saint Peter Island Temperature Statistics View More

June Temperature

Ceduna Airport (19km)

  • Lowest 6 June, 2026

    2.6 °C

  • Average June

    14.2 °C

  • Highest 12 June, 2026

    26.3 °C

Climate (2021–Present)

Ceduna Airport (19km)

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  • Average Low 2021–2026

    10.9 °C

  • Average 2021–2026

    16.8 °C

  • Average High 2021–2026

    23.7 °C
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