Longs Rock Weather Forecast

    • 16
    • 22

    Cloudy

    • 14
    • 20

    Windy

    • 9
    • 22

    Partly cloudy

    • 9
    • 28

    Partly cloudy

    • 11
    • 23

    Partly cloudy

    • 14
    • 22

    Partly cloudy

    • 11
    • 23

    Cloudy

Today 31 Jan Lower South East

Partly cloudy. Winds southerly 15 to 25 km/h.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
South to southwesterly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 1.5 metres.
Weather
Cloudy.
Weather Situation
A high pressure system moves into the Bight, with a south to southeasterly flow expected to develop across the entire state by Sunday. The high continues to move eastwards, maintaining a ridge over southern parts on Monday and Tuesday. A new high pressure ridge, extending from a high centred to the southwest of WA, is expected over much of SA during Wednesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Longs Rock Temperature Statistics View More

January Temperature

Mount Gambier Airport (39km)

  • Lowest 1 January, 2026

    6.9 °C

  • Average January

    19.2 °C

  • Highest 27 January, 2026

    43.7 °C

Climate (2021–Present)

Mount Gambier Airport (39km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.6 °C

  • Average High 2021–2026

    20 °C
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