St Marys Weather Forecast

    • 15
    • 30

    Shower or two developing

    • 16
    • 19

    Shower or two

    • 16
    • 21

    Showers increasing

    • 17
    • 28

    Showers. Storm developing

    • 17
    • 27

    Shower or two

    • 17
    • 32

    Possible shower

    • 21
    • 33

    Shower or two

Today 20 Nov Sydney

Partly cloudy. The chance of smoke haze in the early morning. Medium chance of showers in the afternoon and evening. The chance of a thunderstorm in the afternoon and early evening. Winds south to southeasterly 15 to 20 km/h tending east to southeasterly 20 to 30 km/h in the morning then tending south to southeasterly 25 to 35 km/h in the early afternoon.

Graph Plots Open in Graphs
  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

St Marys Temperature Statistics View More

November Temperature

Penrith Lakes (10km)

  • Lowest 12 November, 2025

    7.5 °C
  • Average November

    20.5 °C
  • Highest 8 November, 2025

    35.4 °C

Climate (2020–Present)

Penrith Lakes (10km)

Take a look at our website widgetsAvailable free! Find Out More
  • Average Low 2020–2025

    12.5 °C
  • Average 2020–2025

    17.7 °C
  • Average High 2020–2025

    24.7 °C
Get WillyWeather+ to remove ads