St Marys Weather Forecast

    • 2
    • 16

    Clear

    • 3
    • 19

    Partly cloudy

    • 11
    • 23

    Shower or two

    • 12
    • 21

    Showers

    • 9
    • 15

    Shower or two

    • 7
    • 15

    Partly cloudy

    • 7
    • 17

    Partly cloudy

Today 28 Sep East Coast

Mostly sunny. Light winds becoming northeast to southeasterly 15 to 20 km/h in the early afternoon then becoming light in the late afternoon. Daytime maximum temperatures between 14 and 17.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

St Marys Temperature Statistics View More

September Temperature

St Helens Aerodrome (28km)

  • Lowest 22 September, 2026

    1.7 °C

  • Average September

    12.2 °C

  • Highest 20 September, 2026

    23.6 °C

Climate (2021–2026)

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

    18.4 °C
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