Castlereagh Weather Forecast

    • 21
    • 39

    Hot and sunny

    • 21
    • 41

    Hot and sunny

    • 20
    • 26

    Shower or two

    • 18
    • 24

    Shower or two

    • 18
    • 27

    Shower or two

    • 19
    • 29

    Shower or two

    • 19
    • 31

    Possible shower

Today 25 Jan Sydney

Hot and mostly sunny. Winds northeasterly 15 to 20 km/h increasing to 35 km/h near the coast in the afternoon.

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  • Temperature Forecast Bureau of Meteorology

  • Temperature Real-Time

Castlereagh Temperature Statistics View More

January Temperature

Penrith Lakes (5km)

  • Lowest 17 January, 2021

    12.3 °C
  • Average January

    22.5 °C
  • Highest 14 January, 2021

    39.6 °C

Climate (2010–Present)

Penrith Lakes (5km)

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  • Average Low 2010–Present

    12.3 °C
  • Average 2010–Present

    18.1 °C
  • Average High 2010–Present

    25.8 °C
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