Blenheim Beach Weather Forecast

    • 12
    • 25

    Shower or two

    • 12
    • 21

    Showers. Becoming windy

    • 9
    • 18

    Possible shower

    • 10
    • 19

    Shower or two

    • 11
    • 23

    Possible shower

    • 11
    • 27

    Partly cloudy

    • 15
    • 26

    Mostly sunny

Today 26 Oct Illawarra

Cloudy. Medium chance of showers. Light winds becoming northwesterly 25 to 35 km/h in the morning then tending westerly 15 to 25 km/h in the late evening. Overnight temperatures falling to between 10 and 13 with daytime temperatures reaching 21 to 26.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
West to northwesterly about 10 knots tending northerly 15 to 20 knots in the morning then tending northwesterly in the late evening.
Seas
Around 1 metre, increasing to 1 to 1.5 metres offshore north of Port Kembla during the afternoon.
1st Swell
Southerly around 1 metre, increasing to 1 to 1.5 metres during the morning.
Weather
Cloudy. 60% chance of showers.
Weather Situation
A high pressure system lies over the Tasman Sea. Winds turn northwesterly ahead of a trough that approaches the coast today and crosses during Monday, bringing a gusty southerly change. The trough may stall in the northeast during Tuesday bringing unsettled weather, while int he south the next high pressure system settles over the coast.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blenheim Beach Temperature Statistics View More

October Temperature

Point Perpendicular (10km)

  • Lowest 14 October, 2025

    11.5 °C

  • Average October

    18.6 °C

  • Highest 20 October, 2025

    32.6 °C

Climate (2020–Present)

Point Perpendicular (10km)

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  • Average Low 2020–2025

    14.7 °C

  • Average 2020–2025

    17.4 °C

  • Average High 2020–2025

    20.7 °C
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