Cape Northumberland Weather Forecast

    • 1
    • 15

    Sunny

    • 1
    • 15

    Partly cloudy

    • 3
    • 15

    Partly cloudy

    • 5
    • 16

    Partly cloudy

    • 8
    • 15

    Shower

    • 8
    • 15

    Shower

    • 10
    • 16

    Shower

Today 7 Jul Lower South East

Areas of frost and patchy fog in the morning. Sunny afternoon. Light winds. Overnight temperatures falling to around 2 with daytime temperatures reaching around 15.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
East to northeasterly 10 to 15 knots.
Seas
Below 1 metre.
1st Swell
Southwesterly 2 to 2.5 metres.
Weather
Mostly sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Northumberland Temperature Statistics View More

July Temperature

Mount Gambier Airport (36km)

  • Lowest 6 July, 2026

    0.8 °C

  • Average July

    8.9 °C

  • Highest 1 July, 2026

    16.7 °C

Climate (2021–2026)

Mount Gambier Airport (36km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.7 °C

  • Average High 2021–2026

    20 °C
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