Seven Mile Beach Weather Forecast

    • 10
    • 22

    Mostly sunny

    • 13
    • 21

    Shower or two

    • 13
    • 22

    Shower or two

    • 12
    • 23

    Partly cloudy

    • 11
    • 24

    Mostly sunny

    • 11
    • 25

    Sunny

    • 13
    • 25

    Possible shower

Today 20 Apr Illawarra

Mostly sunny. The chance of fog and frost inland early this morning. Slight chance of a shower along the coastal fringe, near zero chance elsewhere. Light winds becoming southeast to southwesterly 15 to 25 km/h in the morning then becoming light in the late evening. Daytime maximum temperatures between 18 and 22.

Illawarra Coastal Waters

Port Hacking to Ulladulla
Wind
Southerly 15 to 20 knots.
Seas
1 to 1.5 metres.
1st Swell
Southerly 2 to 3 metres inshore, increasing to 2.5 to 4 metres offshore north of Port Kembla.
Weather
Partly cloudy.
Caution
Large and powerful surf conditions are expected to be hazardous for coastal activities such as crossing bars by boat and rock fishing.
Weather Situation
A high pressure system near Victoria extends a ridge over the coastal waters. During today, winds should gradually turn southeasterly as the high moves gradually eastwards over the Tasman Sea.
Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Seven Mile Beach Temperature Statistics View More

April Temperature

Nowra (RAN Air Station) (22km)

  • Lowest 19 April, 2026

    6.1 °C

  • Average April

    17.6 °C

  • Highest 9 April, 2026

    31.6 °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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