Mount Colah Weather Forecast

    • 9
    • 20

    Possible shower

    • 10
    • 18

    Sunny

    • 7
    • 19

    Sunny

    • 8
    • 22

    Sunny

    • 13
    • 22

    Partly cloudy

    • 10
    • 19

    Mostly sunny

    • 9
    • 17

    Partly cloudy

Today 23 Aug Sydney

Partly cloudy. The chance of fog in the outer west in the early morning. Slight chance of a shower, most likely in the afternoon. Light winds becoming west to southwesterly 15 to 20 km/h in the morning then tending south to southwesterly 20 to 30 km/h in the middle of the day.

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Mount Colah Temperature Statistics View More

August Temperature

Terrey Hills (10km)

  • Lowest 18 August, 2025

    5.1 °C

  • Average August

    11.6 °C

  • Highest 5 August, 2025

    20.6 °C

Climate (2020–Present)

Terrey Hills (10km)

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  • Average Low 2020–2025

    13.4 °C

  • Average 2020–2025

    16.9 °C

  • Average High 2020–2025

    21.7 °C
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