Picnic Beach Weather Forecast

    • 11
    • 30

    Sunny

    • 15
    • 36

    Sunny

    • 19
    • 38

    Sunny

    • 18
    • 26

    Partly cloudy

    • 13
    • 25

    Cloudy

    • 14
    • 22

    Shower

    • 12
    • 21

    Cloudy

Today 16 Dec Lower Eyre Peninsula

Sunny. Winds easterly 15 to 25 km/h. Daytime maximum temperatures 26 to 33.

Lower West Coastal Waters

Elliston to Cape Carnot
Wind
Easterly 10 to 15 knots, reaching up to 20 knots offshore early in the morning. Winds turning south to southeasterly in the late morning and early afternoon then tending east to southeasterly in the evening.
Seas
1 to 1.5 metres, decreasing to 1 metre during the morning.
1st Swell
Southerly 2 to 2.5 metres, tending southwesterly 1.5 to 2 metres during the morning, then decreasing to around 1 metre around midday.
Weather
Sunny.
Weather Situation
A high pressure system to the south of the state will maintain a ridge across SA as it drifts into the Tasman by Wednesday. A trough of low pressure will briefly enter the far northeast of SA with another trough slowing moving across the south and west on Thursday. A south to southwesterly flow will establish across the coasts on Friday.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Picnic Beach Temperature Statistics View More

December Temperature

Cummins Airport (40km)

  • Lowest 7 December, 2025

    1.6 °C
  • Average December

    18.8 °C
  • Highest 12 December, 2025

    37.9 °C

Climate (2020–Present)

Cummins Airport (40km)

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  • Average Low 2020–2025

    9.4 °C
  • Average 2020–2025

    15.6 °C
  • Average High 2020–2025

    22.8 °C
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