Cudmirrah Beach Weather Forecast

    • 10
    • 17

    Shower or two

    • 9
    • 20

    Mostly sunny

    • 12
    • 21

    Shower or two

    • 11
    • 18

    Shower or two

    • 10
    • 20

    Sunny

    • 9
    • 18

    Possible shower

    • 9
    • 19

    Partly cloudy

Today 18 Aug Illawarra

Partly cloudy. The chance of fog about the Southern Highlands in the early morning. Medium chance of showers in the morning and afternoon. Light winds becoming east to northeasterly 15 to 20 km/h in the morning then becoming light in the late afternoon. Overnight temperatures falling to between 5 and 10 with daytime temperatures reaching between 13 and 18.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Variable about 10 knots becoming east to northeasterly 10 to 15 knots in the morning.
Seas
Below 1 metre.
1st Swell
Easterly around 1 metre.
Weather
Partly cloudy. 50% chance of showers.
Weather Situation
A high pressure system over Tasman Sea is directing onshore southeast to northeasterly wind. Winds will strengthen and become north to northeasterly along the southern coast on Wednesday as a low pressure trough approaches from the west.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cudmirrah Beach Temperature Statistics View More

August Temperature

Ulladulla (21km)

  • Lowest 8 August, 2026

    7.3 °C

  • Average August

    13.3 °C

  • Highest 3 August, 2026

    21 °C

Climate (2021–2026)

Ulladulla (21km)

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  • Average Low 2021–2026

    13.8 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    20.9 °C
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