St Marys Weather Forecast

    • 11
    • 21

    Shower or two

    • 10
    • 21

    Possible shower

    • 12
    • 20

    Shower or two

    • 13
    • 20

    Shower or two

    • 11
    • 17

    Shower or two

    • 9
    • 17

    Shower or two

    • 8
    • 19

    Shower or two

Today 18 Apr East Coast

Partly cloudy. Medium chance of showers, most likely in the morning and afternoon. The chance of a thunderstorm in the north in the morning. Light winds becoming north to northwesterly 15 to 25 km/h in the middle of the day. Overnight temperatures falling to between 8 and 13 with daytime temperatures reaching between 19 and 23.

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St Marys Temperature Statistics View More

April Temperature

St Helens Aerodrome (28km)

  • Lowest 8 April, 2025

    5.6 °C

  • Average April

    14.7 °C

  • Highest 13 April, 2025

    27 °C

Climate (2020–Present)

St Helens Aerodrome (28km)

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  • Average Low 2020–2025

    9.4 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.1 °C
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