South West Arm Creek Entrance Weather Forecast

    • 12
    • 18

    Becoming windy. Partly cloudy

    • 12
    • 17

    Partly cloudy

    • 13
    • 19

    Partly cloudy

    • 13
    • 21

    Sunny

    • 14
    • 22

    Sunny

    • 15
    • 24

    Mostly sunny

    • 17
    • 26

    Shower or two

Today 9 Sep Sydney

Partly cloudy. Slight chance of a shower in the late morning and afternoon. Light winds becoming southwesterly 15 to 20 km/h in the morning then tending southerly 30 to 45 km/h in the middle of the day.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Northwesterly 10 to 15 knots shifting southerly 20 to 25 knots in the middle of the day. Winds reaching up to 30 knots during the afternoon and evening.
Seas
Below 1 metre, increasing to 1 to 1.5 metres around midday, then increasing to 2.5 to 3 metres during the afternoon.
1st Swell
Southerly 1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon, then increasing to 2.5 to 3 metres later in the evening.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A broad high pressure ridge extends across the state while a cold front crossing the eastern areas on Wednesday, with showers and fresh to strong southerly winds along the coast in its wake. Winds will gradually ease later in the week, then turn east to northeasterly as a high pressure system traverses the state's south and enters the Tasman Sea by the weekend.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

South West Arm Creek Entrance Temperature Statistics View More

September Temperature

Sydney Airport (16km)

  • Lowest 1 September, 2026

    11.5 °C

  • Average September

    19.2 °C

  • Highest 5 September, 2026

    32.4 °C

Climate (2021–2026)

Sydney Airport (16km)

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  • Average Low 2021–2026

    15 °C

  • Average 2021–2026

    18.8 °C

  • Average High 2021–2026

    23.5 °C
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