St Marys Weather Forecast

    • 3
    • 14

    Mostly sunny

    • 4
    • 13

    Late shower or two

    • 6
    • 13

    Showers easing

    • 8
    • 15

    Showers

    • 7
    • 14

    Shower or two

    • 6
    • 13

    Possible shower

    • 6
    • 15

    Mostly sunny

Today 31 May East Coast

Partly cloudy. Medium chance of showers in the south, slight chance elsewhere. Winds northwesterly 15 to 25 km/h turning westerly in the late afternoon. Daytime maximum temperatures between 10 and 15.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

St Marys Temperature Statistics View More

May Temperature

St Helens Aerodrome (28km)

  • Lowest 21 May, 2026

    4.4 °C

  • Average May

    13.3 °C

  • Highest 1 May, 2026

    24.9 °C

Climate (2021–Present)

St Helens Aerodrome (28km)

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  • Average Low 2021–2026

    9.4 °C

  • Average 2021–2026

    13.4 °C

  • Average High 2021–2026

    18.3 °C
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