Mollymook Beach Weather Forecast

    • 14
    • 21

    Sunny

    • 12
    • 20

    Showers increasing

    • 12
    • 17

    Possible morning shower

    • 10
    • 17

    Shower or two

    • 9
    • 18

    Partly cloudy

    • 10
    • 19

    Sunny

    • 10
    • 21

    Sunny

Today 6 Sep South Coast

Partly cloudy. Slight chance of a shower near the Victorian border this morning. Near zero chance of rain elsewhere. Damaging winds possible inland in the early morning. Winds west to southwesterly 25 to 40 km/h tending south to southwesterly in the middle of the day then becoming light in the evening. Daytime maximum temperatures between 16 and 23.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Westerly 20 to 30 knots turning southerly in the middle of the day.
Seas
1.5 to 2.5 metres.
1st Swell
Southerly below 1 metre, increasing to 2 to 3 metres during the morning.
Weather
Sunny.
Weather Situation
A cold front is crossing northeast NSW Sunday morning then will move offshore into the Tasman Sea through the day. Another weak ridge is forecast in the wake of the front Sunday, followed by a series of fronts slipping south of the state through Monday onwards.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mollymook Beach Temperature Statistics View More

September Temperature

Ulladulla (3km)

  • Lowest 1 September, 2026

    9.9 °C

  • Average September

    18.8 °C

  • Highest 2 September, 2026

    27.3 °C

Climate (2021–2026)

Ulladulla (3km)

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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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