St Marys Weather Forecast

    • 7
    • 24

    Mostly clear

    • 10
    • 30

    Mostly sunny

    • 12
    • 26

    Possible shower developing

    • 11
    • 17

    Shower or two

    • 11
    • 22

    Showers

    • 11
    • 20

    Showers increasing

    • 10
    • 21

    Possible shower

Today 16 Dec East Coast

Mostly clear. Winds northeast to southeasterly 15 to 20 km/h tending southeast to southwesterly in the evening then becoming light in the late evening.

Graph Plots Open in Graphs

  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

St Marys Temperature Statistics View More

December Temperature

St Helens Aerodrome (28km)

  • Lowest 2 December, 2025

    6.6 °C

  • Average December

    15.4 °C

  • Highest 4 December, 2025

    27.3 °C

Climate (2020–Present)

St Helens Aerodrome (28km)

Take a look at our website widgetsAvailable free! Find Out More

  • Average Low 2020–2025

    9.3 °C

  • Average 2020–2025

    13.3 °C

  • Average High 2020–2025

    18.2 °C
Get WillyWeather+ to remove ads