Cat Creek Entrance Weather Forecast

    • 17
    • 23

    Shower or two

    • 12
    • 19

    Cloudy

    • 13
    • 22

    Shower or two clearing

    • 13
    • 25

    Mostly sunny

    • 13
    • 29

    Mostly sunny

    • 15
    • 29

    Shower or two

    • 13
    • 20

    Shower or two

Today 21 Sep Illawarra

Mostly sunny morning. High chance of showers, most likely in the afternoon and evening. The chance of a thunderstorm in the north in the afternoon. Winds west to northwesterly 25 to 40 km/h shifting south to southeasterly 25 to 35 km/h during the morning. Overnight temperatures falling to between 14 and 19 with daytime temperatures reaching 22 to 28.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northwesterly 15 to 20 knots shifting southerly 15 to 25 knots in the morning. Winds reaching up to 30 knots in the late afternoon.
Seas
1 to 1.5 metres, increasing to 2 to 2.5 metres around midday.
1st Swell
Southerly 1 to 1.5 metres, increasing to 2 to 3 metres around midday.
Weather
Becoming cloudy.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Cat Creek Entrance Temperature Statistics View More

September Temperature

Point Perpendicular (1km)

  • Lowest 18 September, 2026

    9.6 °C

  • Average September

    16.6 °C

  • Highest 19 September, 2026

    29.1 °C

Climate (2021–2026)

Point Perpendicular (1km)

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  • Average Low 2021–2026

    14.8 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    20.9 °C
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