Hawkesbury River - Little Cattai Creek Weather Forecast

    • 15
    • 31

    Shower or two

    • 11
    • 19

    Showers increasing

    • 12
    • 24

    Shower or two

    • 12
    • 27

    Partly cloudy

    • 11
    • 31

    Sunny

    • 13
    • 32

    Mostly sunny

    • 13
    • 21

    Cloudy

Today 21 Sep Sydney

Becoming cloudy. Medium chance of showers during this afternoon and evening. The chance of a thunderstorm in the outer west this afternoon. Winds west to northwesterly 15 to 20 km/h shifting south to southeasterly 25 to 40 km/h during the morning.

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  • Temperature Forecast Bureau of Meteorology

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Hawkesbury River - Little Cattai Creek Temperature Statistics View More

September Temperature

Richmond RAAF Base (13km)

  • Lowest 18 September, 2026

    2.9 °C

  • Average September

    16.3 °C

  • Highest 5 September, 2026

    32.9 °C

Climate (2021–2026)

Richmond RAAF Base (13km)

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  • Average Low 2021–2026

    11.8 °C

  • Average 2021–2026

    17.6 °C

  • Average High 2021–2026

    24.7 °C
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