St Marys Weather Forecast

    • 22
    • 33

    Partly cloudy

    • 20
    • 33

    Shower or two developing

    • 20
    • 24

    Shower or two

    • 19
    • 24

    Shower or two

    • 19
    • 25

    Shower or two

    • 19
    • 26

    Showers

    • 19
    • 27

    Shower or two

Today 24 Feb Sydney

Cloudy morning, clearing to a mostly sunny day. The chance of fog in the outer west in the early morning. Winds south to southwesterly and light tending northeasterly 15 to 25 km/h in the middle of the day then increasing to 25 to 35 km/h in the early afternoon.

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St Marys Temperature Statistics View More

February Temperature

Penrith Lakes (10km)

  • Lowest 3 February, 2026

    15 °C

  • Average February

    23.3 °C

  • Highest 5 February, 2026

    39 °C

Climate (2021–Present)

Penrith Lakes (10km)

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  • Average Low 2021–2026

    12.5 °C

  • Average 2021–2026

    17.8 °C

  • Average High 2021–2026

    24.8 °C
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