Longs Rock Weather Forecast

    • 14
    • 20

    Cloudy

    • 12
    • 16

    Shower

    • 11
    • 16

    Shower

    • 12
    • 18

    Shower

    • 11
    • 20

    Cloudy

    • 11
    • 23

    Partly cloudy

    • 14
    • 26

    Sunny

Today 25 Mar Lower South East

Cloudy. High chance of showers in the north, medium chance elsewhere. The chance of a thunderstorm during the morning and afternoon. Light winds becoming southwesterly 15 to 25 km/h in the morning then becoming light in the late evening. Daytime maximum temperatures in the low to mid 20s.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
West to southwesterly about 10 knots increasing to 10 to 15 knots in the early morning. Winds reaching up to 20 knots south of Port MacDonnell during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres south of Beachport around midday.
1st Swell
Southwesterly 1.5 to 2 metres.
Weather
Partly cloudy. The chance of a thunderstorm in the morning and early afternoon.
Weather Situation
A broad trough lies over SA. A cold front clips the southeast as an upper trough moves up over SA today and tomorrow. A high pressure system develops south of the Bight late in the week and persists over the weekend.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Longs Rock Temperature Statistics View More

March Temperature

Mount Gambier Airport (39km)

  • Lowest 10 March, 2026

    7.2 °C

  • Average March

    16.5 °C

  • Highest 23 March, 2026

    31.5 °C

Climate (2021–Present)

Mount Gambier Airport (39km)

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  • Average Low 2021–2026

    8.8 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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