Geltwood Beach Weather Forecast

    • 9
    • 17

    Partly cloudy

    • 8
    • 20

    Partly cloudy

    • 14
    • 22

    Shower

    • 10
    • 15

    Shower

    • 9
    • 16

    Shower

    • 6
    • 21

    Shower

    • 8
    • 17

    Shower

Today 13 Sep Lower South East

Partly cloudy. Slight chance of a shower in the south during the morning and afternoon. Near zero chance of rain elsewhere. Winds northwesterly 15 to 25 km/h becoming light in the late afternoon. Daytime maximum temperatures around 18.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
Northwesterly 15 to 20 knots.
Seas
Around 1 metre, increasing to 1 to 1.5 metres around midday.
1st Swell
Southwesterly 3 metres.
Weather
Partly cloudy.
Weather Situation
A high pressure system in the Bight will slowly drift eastwards over NSW resulting in a north to northwesterly airstream establishing across coastal waters on the weekend. A cold front will move across coastal waters on Monday, followed by another high pressure system on Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Geltwood Beach Temperature Statistics View More

September Temperature

Mount Gambier Airport (55km)

  • Lowest 5 September, 2025

    -0.2 °C

  • Average September

    10.7 °C

  • Highest 7 September, 2025

    21.5 °C

Climate (2020–Present)

Mount Gambier Airport (55km)

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  • Average Low 2020–2025

    8.8 °C

  • Average 2020–2025

    13.7 °C

  • Average High 2020–2025

    20 °C
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