Flat Rock Island Weather Forecast

    • 14
    • 25

    Partly cloudy

    • 13
    • 28

    Sunny day. Late shower or two

    • 13
    • 22

    Possible morning shower

    • 10
    • 22

    Partly cloudy

    • 10
    • 23

    Sunny

    • 11
    • 25

    Mostly sunny

    • 12
    • 28

    Mostly sunny

Today 23 Dec Batemans Bay

Partly cloudy. Slight chance of a shower, most likely in the early morning. Light winds becoming south to southeasterly 15 to 25 km/h in the middle of the day then becoming light in the evening.

Batemans Coastal Waters

Ulladulla to Montague Island
Wind
Northwest to northeasterly 10 to 15 knots tending south to southwesterly 15 to 20 knots in the morning then tending south to southeasterly 15 to 25 knots in the middle of the day. Winds reaching up to 30 knots offshore in the afternoon.
Seas
Below 1 metre, increasing to 1 to 2 metres during the morning.
1st Swell
Southerly 1 to 1.5 metres, decreasing to around 1 metre during the morning, then increasing to 1.5 to 2 metres by early evening.
Weather
Partly cloudy.
Weather Situation
Winds tending variable for a time during the morning before a southerly change arrives today. Winds will briefly turn northerly before a high pressure system builds in the Bight, directing another, stronger, southerly change over NSW coastal waters.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Flat Rock Island Temperature Statistics View More

December Temperature

Batemans Bay (Catalina Country Club) (11km)

  • Lowest 2 December, 2025

    6.2 °C

  • Average December

    20.3 °C

  • Highest 8 December, 2025

    38.4 °C

Climate (2020–Present)

Batemans Bay (Catalina Country Club) (11km)

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  • Average Low 2020–2025

    9.7 °C

  • Average 2020–2025

    16.7 °C

  • Average High 2020–2025

    22.6 °C
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