Boomer Beach Weather Forecast

    • 10
    • 18

    Possible shower

    • 9
    • 15

    Cloudy

    • 9
    • 15

    Cloudy

    • 6
    • 17

    Sunny

    • 6
    • 21

    Sunny

    • 11
    • 24

    Sunny

    • 11
    • 18

    Partly cloudy

Today 14 Sep Mount Lofty Ranges

Cloudy. Medium chance of showers, most likely later tonight. Winds westerly 15 to 25 km/h. Daytime maximum temperatures between 15 and 18.

South Central Coastal Waters

Wind
Westerly 15 to 20 knots turning southwesterly in the evening.
Seas
1 to 1.5 metres.
1st Swell
Southwesterly 2 to 2.5 metres, tending westerly 2 to 2.5 metres around midday.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A high pressure ridge builds across much of SA, as a cold front slips across southern coasts late today into early Tuesday. A high pressure system will then move across waters to the south throughout the week to be centred over Victoria by Thursday. A low pressure trough in the interior of WA may extend into far western parts at times before weakening by late Tuesday.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Boomer Beach Temperature Statistics View More

September Temperature

Encounter Bay (6km)

  • Lowest 8 September, 2026

    2.7 °C

  • Average September

    14 °C

  • Highest 12 September, 2026

    24.4 °C

Climate (2021–2026)

Encounter Bay (6km)

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  • Average Low 2021–2026

    10.5 °C

  • Average 2021–2026

    15.2 °C

  • Average High 2021–2026

    20.6 °C
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