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May 20th, 2026 :: 2:53 pm AEST   

Local Weather Report for
Castle Hill
New South Wales, Australia

 Castle Hill Weather Forecast Summary  
 
Today
May 20th
Thursday
May 21st
Friday
May 22nd
Saturday
May 23rd
Sunday
May 24th
Mostly Sunny Sunny Mix of Cloud and Sun Mix of Cloud and Sun Mix of Cloud and Sun
18°C
18°C
8°C
17°C
11°C
18°C
12°C
21°C
12°C
 
 Castle Hill Detailed Weather Forecast  
 
Wednesday, May 20th, 2026
Afternoon Temperature: 17°C
Sunny.
Evening Temperature: 10°C
Clear.
Thursday, May 21st, 2026
Overnight Temperature: 9°C
Mostly clear.
Morning Temperature: 12°C
Sunny.
Afternoon Temperature: 17°C
Mostly sunny.
Evening Temperature: 12°C
Clear.
Friday, May 22nd, 2026
Overnight Temperature: 11°C
A mix of cloudy and clear skies.
Morning Temperature: 14°C
A mix of cloud and sun.
Afternoon Temperature: 17°C
A mix of sun and cloud with a slight chance of showers.
Evening Temperature: 13°C
A mix of cloudy and clear skies.
Saturday, May 23rd, 2026
Overnight Temperature: 13°C
A mix of cloudy and clear skies.
Morning Temperature: 15°C
Sunny with cloudy periods.
Afternoon Temperature: 17°C
A mix of cloud and sun.
Evening Temperature: 15°C
Mostly cloudy with a slight chance of showers.
Sunday, May 24th, 2026
Overnight Temperature: 12°C
A mix of clear and cloudy skies.
Morning Temperature: 14°C
A mix of cloud and sun.
Afternoon Temperature: 20°C
A mix of sun and cloud.
Evening Temperature: 14°C
A mix of cloudy and clear skies.
Monday, May 25th, 2026
Overnight Temperature: 13°C
Cloudy with a slight chance of showers.
Morning Temperature: 14°C
Cloudy with showers likely.
Afternoon Temperature: 14°C
Cloudy with showers.
Evening Temperature: 12°C
Mostly cloudy with a slight chance of showers.
Tuesday, May 26th, 2026
Overnight Temperature: 13°C
A mix of cloudy and clear skies with a chance of showers.
Morning Temperature: 13°C
A mix of cloud and sun.
Afternoon Temperature: 17°C
A mix of cloud and sun.
Evening Temperature: 14°C
A mix of cloudy and clear skies.
Wednesday, May 27th, 2026
Overnight Temperature: 13°C
A mix of cloudy and clear skies.
Morning Temperature: 14°C
Sunny with cloudy periods.
Afternoon Temperature: 18°C
Sunny.
Evening Temperature: 11°C
Clear.
Thursday, May 28th, 2026
Overnight Temperature: 8°C
Clear.
Morning Temperature: 12°C
Sunny.
Afternoon Temperature: 18°C
Sunny.
Evening Temperature: 11°C
Clear with cloudy periods.





 

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This WeatherCity Weather Forecast for Castle Hill, New South Wales, Australia is computed using a computer-generated forecast model and should be considered experimental. Please confirm this weather information with your official weather information office

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