Cape Northumberland Weather Forecast

    • 11
    • 19

    Shower

    • 10
    • 17

    Shower

    • 9
    • 17

    Cloudy

    • 8
    • 19

    Cloudy

    • 9
    • 22

    Cloudy

    • 11
    • 25

    Shower

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    • 27

    Shower

Today 14 Nov Lower South East

Cloudy. Medium chance of showers, most likely in the morning and early afternoon. Winds southwesterly 20 to 30 km/h becoming light in the late evening. Daytime maximum temperatures around 20.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
South to southwesterly 10 to 15 knots tending west to southwesterly during the day.
Seas
Around 1 metre.
1st Swell
Southwesterly 1.5 to 2.5 metres.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A trough extends over the east and north of South Australia and is moving away to the east. A ridge of high pressure is expected to follow and persist into early next week. A cold front is expected to clip the southeast of the state on Sunday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cape Northumberland Temperature Statistics View More

November Temperature

Mount Gambier Airport (36 km)

  • Lowest 8 November, 2026

    3.8 °C

  • Average November

    13.5 °C

  • Highest 10 November, 2026

    30.8 °C

Climate (2021–2026)

Mount Gambier Airport (36 km)

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  • Average Low 2021–2026

    8.9 °C

  • Average 2021–2026

    13.8 °C

  • Average High 2021–2026

    20.1 °C
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