Blenheim Beach Weather Forecast

    • 17
    • 31

    Showers. Storm

    • 13
    • 20

    Showers easing

    • 11
    • 21

    Shower or two

    • 10
    • 23

    Partly cloudy

    • 11
    • 23

    Mostly sunny

    • 12
    • 24

    Partly cloudy

    • 15
    • 25

    Shower or two

Today 25 Oct Illawarra

Partly cloudy. Very high chance of showers, most likely in the afternoon and evening. A thunderstorm likely. Thunderstorms possibly severe with damaging winds, large hail and heavy rain which may lead to flash flooding. Winds north to northwesterly 20 to 30 km/h.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
North to northeasterly 20 to 25 knots, reaching up to 30 knots during the afternoon and evening. Winds tending north to northwesterly 15 to 25 knots in the evening.
Seas
2 to 2.5 metres.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore north of Port Kembla.
Weather
Partly cloudy. 80% chance of showers. A thunderstorm likely in the afternoon and evening with possible squalls.
Weather Situation
A strong cold front and trough will cross the southern coastal waters late on Sunday and move north, bringing fresh to strong winds over southern and central coastal waters on Monday. A ridge over inland NSW will extend across coastal waters from Tuesday.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blenheim Beach Temperature Statistics View More

October Temperature

Point Perpendicular (10 km)

  • Lowest 8 October, 2026

    12.2 °C

  • Average October

    17.8 °C

  • Highest 12 October, 2026

    31.7 °C

Climate (2021–2026)

Point Perpendicular (10 km)

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  • Average Low 2021–2026

    14.9 °C

  • Average 2021–2026

    17.6 °C

  • Average High 2021–2026

    20.9 °C
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