Seven Mile Beach Weather Forecast

    • 10
    • 20

    Sunny

    • 10
    • 20

    Possible late shower

    • 11
    • 19

    Showers

    • 13
    • 20

    Shower or two

    • 13
    • 22

    Possible shower

    • 12
    • 20

    Shower or two

    • 10
    • 18

    Shower or two

Today 20 May Illawarra

Mostly sunny. Winds south to southwesterly 15 to 20 km/h becoming light in the late afternoon then becoming west to southwesterly 15 to 20 km/h in the late evening. Daytime maximum temperatures between 15 and 19.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southwesterly 20 to 25 knots turning southerly in the evening. Winds reaching up to 30 knots offshore south of Port Kembla in the late morning and again in the evening.
Seas
1.5 to 2.5 metres.
1st Swell
Southerly 2 to 2.5 metres.
Weather
Partly cloudy. 70% chance of showers. The chance of a thunderstorm offshore in the late afternoon and evening.
Weather Situation
A high pressure ridge establishing in the area during today with a trough and low pressure system further offshore and remaining over the Tasman Sea for the next several days, whipping fresh to strong southerly winds and large powerful waves to the coastline mid to late this week.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seven Mile Beach Temperature Statistics View More

May Temperature

Nowra (RAN Air Station) (22km)

  • Lowest 10 May, 2026

    8.4 °C

  • Average May

    15.6 °C

  • Highest 2 May, 2026

    25.5 °C

Climate (2021–Present)

Nowra (RAN Air Station) (22km)

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  • Average Low 2021–2026

    12 °C

  • Average 2021–2026

    16.6 °C

  • Average High 2021–2026

    22.5 °C
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