Mount Vernon Weather Forecast

    • 18
    • 27

    Showers. Possible storm

    • 18
    • 27

    Shower or two

    • 18
    • 27

    Shower or two

    • 18
    • 27

    Possible shower

    • 17
    • 27

    Partly cloudy

    • 16
    • 30

    Shower or two

    • 15
    • 21

    Shower or two

Today 21 Mar Sydney

Partly cloudy. High chance of showers. The chance of a thunderstorm in the afternoon and early evening. Light winds becoming southeasterly 15 to 20 km/h in the late afternoon then becoming light in the evening.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Mount Vernon Temperature Statistics View More

March Temperature

Horsley Park (4km)

  • Lowest 15 March, 2026

    13.1 °C

  • Average March

    22.2 °C

  • Highest 11 March, 2026

    33.3 °C

Climate (2021–Present)

Horsley Park (4km)

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  • Average Low 2021–2026

    12.3 °C

  • Average 2021–2026

    17.3 °C

  • Average High 2021–2026

    23.7 °C
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