Dee Why Beach Weather Forecast

    • 12
    • 18

    Partly cloudy

    • 13
    • 20

    Shower or two

    • 15
    • 21

    Shower or two

    • 17
    • 22

    Early showers then sunny

    • 14
    • 19

    Sunny

    • 11
    • 18

    Sunny

    • 11
    • 15

    Shower or two

Today 29 Jun Sydney

Partly cloudy. Slight chance of a shower. Light winds.

Sydney Coastal Waters

Broken Bay to Port Hacking
Wind
Northeasterly 10 to 15 knots, reaching up to 20 knots offshore in the late evening.
Seas
Below 1 metre.
1st Swell
Southerly around 1 metre.
Weather
Partly cloudy. 60% chance of showers.
Weather Situation
A high pressure system in the Tasman Sea extends a ridge over the east. As the high moves further east, winds will tend north to northeasterly and freshen at times into the mid week.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dee Why Beach Temperature Statistics View More

June Temperature

Terrey Hills (9km)

  • Lowest 24 June, 2026

    6.2 °C

  • Average June

    13.8 °C

  • Highest 10 June, 2026

    21.3 °C

Climate (2021–2026)

Terrey Hills (9km)

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  • Average Low 2021–2026

    13.5 °C

  • Average 2021–2026

    17.1 °C

  • Average High 2021–2026

    21.9 °C
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