Dianas Beach Weather Forecast

    • 11
    • 22

    Cloud clearing

    • 12
    • 26

    Partly cloudy

    • 14
    • 26

    Partly cloudy

    • 12
    • 24

    Partly cloudy

    • 14
    • 27

    Partly cloudy

    • 14
    • 25

    Shower or two

    • 11
    • 18

    Showers

Today 19 Oct St Helens

Cloud clearing. Light winds becoming north to northeasterly 20 to 30 km/h in the middle of the day then tending north to northwesterly in the late afternoon.

Upper East Coastal Waters

St Helens Point to Wineglass Bay
Wind
Northerly 15 to 25 knots.
Seas
1 to 1.5 metres, increasing to 1.5 to 2 metres during the afternoon.
1st Swell
Southerly below 1 metre.
Weather
Mostly sunny.
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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Dianas Beach Temperature Statistics View More

October Temperature

St Helens Aerodrome (5 km)

  • Lowest 15 October, 2026

    5.5 °C

  • Average October

    13.3 °C

  • Highest 1 October, 2026

    22.4 °C

Climate (2021–2026)

St Helens Aerodrome (5 km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.5 °C

  • Average High 2021–2026

    18.4 °C
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