Umpherstone Bay Weather Forecast

    • 8
    • 18

    Shower

    • 11
    • 15

    Windy

    • 10
    • 15

    Shower

    • 10
    • 15

    Shower

    • 6
    • 15

    Shower

    • 8
    • 15

    Partly cloudy

    • 5
    • 17

    Partly cloudy

Today 4 Sep Lower South East

Cloudy. Very high chance of showers, most likely in the afternoon and evening. Light winds becoming northerly 20 to 30 km/h in the morning. Overnight temperatures falling to around 7 with daytime temperatures reaching around 18.

Lower South East Coastal Waters

Cape Jaffa to SA-Vic Border
Wind
West to northwesterly 15 to 20 knots turning northerly during the morning. Winds reaching up to 25 knots south of Port MacDonnell in the late morning and early afternoon.
Seas
1 to 1.5 metres, increasing to 1 to 2 metres offshore during the morning.
1st Swell
Southwesterly 4 to 6 metres.
Weather
Cloudy. 90% chance of showers.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Umpherstone Bay Temperature Statistics View More

September Temperature

Mount Gambier Airport (34km)

  • Lowest 1 September, 2026

    6.9 °C

  • Average September

    11.8 °C

  • Highest 1 September, 2026

    18.3 °C

Climate (2021–2026)

Mount Gambier Airport (34km)

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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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