Long Beach Weather Forecast

    • 5
    • 21

    Partly cloudy

    • 9
    • 17

    Shower

    • 7
    • 14

    Shower

    • 9
    • 16

    Shower

    • 8
    • 15

    Shower

    • 6
    • 16

    Cloudy

    • 9
    • 17

    Cloudy

Today 18 Sep Lower South East

Mostly sunny morning. Slight chance of a shower in the evening. Winds northerly 25 to 35 km/h tending northwesterly in the middle of the day then becoming light in the late evening. Overnight temperatures falling to between 3 and 6 with daytime temperatures reaching the low 20s.

Upper South East Coastal Waters

Murray Mouth to Cape Jaffa
Wind
Northerly 10 to 15 knots, reaching up to 20 knots south of Salt Creek during the morning and early afternoon. Winds turning west to northwesterly during the afternoon and evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore during the morning.
1st Swell
Southwesterly 3 to 4 metres, decreasing to 3 metres during the morning, then tending westerly 2 to 3 metres around midday.
Weather
Mostly sunny.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Long Beach Temperature Statistics View More

September Temperature

Cape Jaffa (32km)

  • Lowest 5 September, 2025

    2.5 °C

  • Average September

    12.6 °C

  • Highest 15 September, 2025

    21.6 °C

Climate (2020–Present)

Cape Jaffa (32km)

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  • Average Low 2020–2025

    10.5 °C

  • Average 2020–2025

    14.4 °C

  • Average High 2020–2025

    19.3 °C
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