Catalina Island Weather Forecast

    • 23
    • 34

    Mostly sunny

    • 23
    • 33

    Mostly sunny

    • 23
    • 33

    Mostly sunny

    • 23
    • 33

    Mostly sunny

    • 23
    • 34

    Mostly sunny

    • 23
    • 33

    Shower or two

    • 24
    • 34

    Shower or two

Today 15 Sep Darwin City and Outer Darwin

Mostly sunny. Winds east to southeasterly 15 to 25 km/h tending northwest to northeasterly in the early afternoon then becoming light in the evening.

Darwin Harbour

Wind
East to northeasterly below 10 knots tending northerly 10 to 15 knots in the middle of the day then turning west to northwesterly below 10 knots in the late afternoon.
Seas
Below 1 metre.
1st Swell
Below 0.5 metres.
Weather
Mostly sunny.
Weather Situation
A ridge extends over northeastern Australia with a trough forming over the southwest Top End.
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  • Temperature Forecast Bureau of Meteorology

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Catalina Island Temperature Statistics View More

September Temperature

Darwin Airport (7km)

  • Lowest 4 September, 2025

    18.3 °C

  • Average September

    27.3 °C

  • Highest 7 September, 2025

    36 °C

Climate (2020–Present)

Darwin Airport (7km)

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  • Average Low 2020–2025

    23.8 °C

  • Average 2020–2025

    27.7 °C

  • Average High 2020–2025

    32.9 °C
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