St Marys Weather Forecast

    • 13
    • 28

    Shower or two

    • 14
    • 22

    Showers

    • 11
    • 17

    Rain

    • 5
    • 16

    Possible shower

    • 3
    • 17

    Partly cloudy

    • 5
    • 21

    Partly cloudy

    • 7
    • 20

    Partly cloudy

Today 23 Oct East Coast

Partly cloudy. High chance of showers in the south, medium chance elsewhere. The chance of a thunderstorm in the south early this evening. Winds northwesterly 25 to 40 km/h decreasing to 15 to 25 km/h in the evening.

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St Marys Temperature Statistics View More

October Temperature

St Helens Aerodrome (28 km)

  • Lowest 15 October, 2026

    5.5 °C

  • Average October

    14.3 °C

  • Highest 21 October, 2026

    29.2 °C

Climate (2021–2026)

St Helens Aerodrome (28 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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