Castle Hill Weather Forecast

    • 15
    • 28

    Cloud clearing

    • 18
    • 31

    Showers. Storm developing

    • 16
    • 21

    Shower or two

    • 12
    • 23

    Possible shower

    • 11
    • 24

    Mostly sunny

    • 12
    • 24

    Sunny

    • 13
    • 25

    Possible shower

Today 24 Oct Sydney

Cloud clearing. The chance of fog in the early morning, mainly in the west. Slight chance of a shower in the afternoon and early evening. The chance of a thunderstorm in the afternoon and early evening. Light winds becoming northeasterly 15 to 25 km/h in the early afternoon then becoming light in the late evening.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castle Hill Temperature Statistics View More

October Temperature

Parramatta North (Masons Drive) (7 km)

  • Lowest 15 October, 2026

    8.4 °C

  • Average October

    18.2 °C

  • Highest 12 October, 2026

    34.5 °C

Climate (2021–2026)

Parramatta North (Masons Drive) (7 km)

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  • Average Low 2021–2026

    13.3 °C

  • Average 2021–2026

    17.5 °C

  • Average High 2021–2026

    23.7 °C
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