Blackfellows Caves Weather Forecast

    • 16
    • 35

    Cloudy

    • 14
    • 19

    Windy

    • 11
    • 18

    Windy

    • 10
    • 21

    Windy

    • 11
    • 27

    Partly cloudy

    • 13
    • 25

    Partly cloudy

    • 13
    • 23

    Partly cloudy

Today 29 Dec Lower South East

Partly cloudy. Winds north to northeasterly 15 to 25 km/h shifting southerly 20 to 30 km/h in the late afternoon. Daytime maximum temperatures 35 to 40.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
East to northeasterly 10 to 15 knots tending northwest to northeasterly in the morning then tending south to southwesterly in the early afternoon.
Seas
Below 1 metre.
1st Swell
West to southwesterly 2 to 2.5 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure high centre sits over the Tasman Sea today while a trough builds over western SA. The trough slowly moves eastwards today and Tuesday while another high centre moves south of the Bight from the west. The trough is expected to linger near the far northeast of SA on Wednesday and Thursday with a persistent ridge of high pressure south of the Bight.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blackfellows Caves Temperature Statistics View More

December Temperature

Mount Gambier Airport (34km)

  • Lowest 7 December, 2025

    4.7 °C

  • Average December

    15.8 °C

  • Highest 18 December, 2025

    38.9 °C

Climate (2020–Present)

Mount Gambier Airport (34km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.6 °C

  • Average High 2020–2025

    19.9 °C
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