Observatory Point Weather Forecast

    • 14
    • 15

    Windy

    • 13
    • 14

    Windy

    • 13
    • 15

    Windy

    • 14
    • 16

    Sunny

    • 15
    • 18

    Partly cloudy

    • 17
    • 18

    Shower

    • 16
    • 18

    Shower

Today 8 Sep Lower Eyre Peninsula

Partly cloudy. Slight chance of a shower in the late afternoon and evening. Winds easterly 15 to 20 km/h becoming light before dawn then becoming southerly 20 to 30 km/h in the middle of the day. Overnight temperatures falling to between 5 and 8 with daytime temperatures reaching around 18.

Spencer Gulf Coastal Waters

Wind
Easterly 10 to 15 knots becoming variable about 10 knots in the morning then becoming southerly 15 to 20 knots in the early afternoon. Winds reaching up to 25 knots south of Cowell to Wallaroo in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres later in the evening.
1st Swell
South to southwesterly below 1 metre, increasing to 1 to 2 metres south of Cowell to Wallaroo.
Weather
Becoming cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Observatory Point Temperature Statistics View More

September Temperature

Port Lincoln Airport (42km)

  • Lowest 2 September, 2026

    8.2 °C

  • Average September

    14 °C

  • Highest 4 September, 2026

    25.1 °C

Climate (2021–2026)

Port Lincoln Airport (42km)

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  • Average Low 2021–2026

    11.5 °C

  • Average 2021–2026

    15.8 °C

  • Average High 2021–2026

    21.3 °C
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