Observatory Point Weather Forecast

    • 18
    • 21

    Clear

    • 20
    • 23

    Sunny

    • 18
    • 18

    Cloudy

    • 16
    • 17

    Shower

    • 17
    • 17

    Shower

    • 16
    • 17

    Partly cloudy

    • 16
    • 17

    Cloudy

Today 17 Dec Lower Eyre Peninsula

Clear. Winds northwest to southwesterly 15 to 25 km/h tending east to southeasterly 20 to 30 km/h in the late afternoon.

Spencer Gulf Coastal Waters

Wind
East to northeasterly 10 to 15 knots tending east to southeasterly in the late afternoon.
Seas
Below 1 metre.
1st Swell
South to southwesterly below 1 metre.
Weather
Clear.
Weather Situation
A ridge of high pressure extends across most of SA this evening, as a trough of low pressure develops over the west on Thursday. This broad area of low pressure is expected to slowly move across the state from the west during Friday and Saturday, before another ridge of high pressure develops through the west and south on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Observatory Point Temperature Statistics View More

December Temperature

Port Lincoln Airport (42km)

  • Lowest 7 December, 2025

    8.1 °C

  • Average December

    18.1 °C

  • Highest 3 December, 2025

    35.3 °C

Climate (2020–Present)

Port Lincoln Airport (42km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    11.4 °C

  • Average 2020–2025

    15.7 °C

  • Average High 2020–2025

    21.3 °C
Get WillyWeather+ to remove ads