Blenheim Beach Weather Forecast

    • 7
    • 21

    Sunny

    • 8
    • 21

    Sunny

    • 9
    • 25

    Sunny

    • 15
    • 26

    Mostly sunny

    • 13
    • 23

    Sunny

    • 11
    • 24

    Sunny

    • 13
    • 25

    Partly cloudy

Today 30 Aug Illawarra

Sunny. The chance of fog in the north in the early morning. Light winds. Overnight temperatures falling to between 4 and 9 with daytime temperatures reaching between 19 and 23.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Variable about 10 knots.
Seas
Below 0.5 metres.
1st Swell
Southerly 1.5 metres inshore, increasing to 1.5 to 2 metres offshore south of Point Perpendicular.
Weather
Sunny.
Weather Situation
A high pressure system over the Bight is extending a ridge over NSW coastal waters. This ridge will be maintained for several days, after which the high is expected to move over the coastal waters early Tuesday. Later Tuesday and throughout the remainder of the week a cold front cross the south bringing windy conditions.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Blenheim Beach Temperature Statistics View More

August Temperature

Point Perpendicular (10km)

  • Lowest 8 August, 2026

    7.7 °C

  • Average August

    14.1 °C

  • Highest 3 August, 2026

    21.1 °C

Climate (2021–2026)

Point Perpendicular (10km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.8 °C
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