Sussex Inlet Weather Forecast

    • 14
    • 27

    Mostly sunny

    • 15
    • 32

    Sunny morning. Shower or two

    • 12
    • 17

    Showers

    • 11
    • 19

    Cloudy

    • 9
    • 21

    Mostly sunny

    • 9
    • 26

    Sunny

    • 14
    • 28

    Partly cloudy

Today 25 Sep Illawarra

Partly cloudy. The chance of fog in the early morning. Slight chance of a shower in the north in the late morning and afternoon. Near zero chance of rain elsewhere. The chance of a thunderstorm in the afternoon and evening. Light winds becoming northwest to northeasterly 15 to 25 km/h in the morning then becoming light in the late afternoon. Overnight temperatures falling to between 11 and 15 with daytime temperatures reaching around 30.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Northerly 15 to 25 knots.
Seas
1.5 to 2 metres.
1st Swell
Northeasterly around 1 metre inshore, increasing to 1 to 1.5 metres offshore south of Port Kembla by early evening.
Weather
Sunny.
Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Sussex Inlet Temperature Statistics View More

September Temperature

Point Perpendicular (19km)

  • Lowest 18 September, 2026

    9.6 °C
  • Average September

    16.6 °C
  • Highest 19 September, 2026

    29.1 °C

Climate (2021–2026)

Point Perpendicular (19km)

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  • Average Low 2021–2026

    14.9 °C
  • Average 2021–2026

    17.5 °C
  • Average High 2021–2026

    20.9 °C
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