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May 18th, 2026 :: 11:33 pm EDT   

Local Weather Report for
Chatsworth
Ontario, Canada

 Chatsworth Weather Forecast Summary  
 
Today
May 18th
Tuesday
May 19th
Wednesday
May 20th
Thursday
May 21st
Friday
May 22nd
Thundershowers Mix of Sun and Cloud Mostly Sunny Mostly Sunny Mix of Sun and Cloud
25°C
23°C
14°C
10°C
3°C
9°C
2°C
14°C
4°C
 
 Chatsworth Detailed Weather Forecast  
 
Tuesday, May 19th, 2026
Overnight Temperature: 17°C
A mix of cloudy and clear skies with a chance of showers. Slight chance of a thunderstorm. Windy at times.
Morning Temperature: 19°C
Mostly sunny with a chance of showers. Wind 30 to 50 km/h.
Afternoon Temperature: 22°C
Sunny with cloudy periods. Chance of a thunderstorm. Windy.
Evening Temperature: 17°C
A mix of clear and cloudy skies with a chance of showers or thundershowers. Windy at times.
Wednesday, May 20th, 2026
Overnight Temperature: 7°C
A mix of clear and cloudy skies with a slight chance of showers. Windy at times.
Morning Temperature: 6°C
Mostly sunny. Windy at times.
Afternoon Temperature: 10°C
Sunny. Windy at times.
Evening Temperature: 4°C
Mostly clear. Windy at times.
Thursday, May 21st, 2026
Overnight Temperature: 2°C
Mostly clear.
Morning Temperature: 6°C
A mix of cloud and sun.
Afternoon Temperature: 9°C
Mostly sunny.
Evening Temperature: 5°C
Mostly clear.
Friday, May 22nd, 2026
Overnight Temperature: 4°C
Clear with cloudy periods.
Morning Temperature: 9°C
Sunny with cloudy periods.
Afternoon Temperature: 14°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 9°C
A mix of cloudy and clear skies.
Saturday, May 23rd, 2026
Overnight Temperature: 7°C
A mix of cloudy and clear skies.
Morning Temperature: 11°C
A mix of cloud and sun. Windy.
Afternoon Temperature: 16°C
Sunny with cloudy periods. Windy.
Evening Temperature: 11°C
Mostly clear. Windy.
Sunday, May 24th, 2026
Overnight Temperature: 9°C
A mix of clear and cloudy skies. Windy at times.
Morning Temperature: 10°C
Mostly cloudy. Windy at times.
Afternoon Temperature: 11°C
Cloudy. Windy at times.
Evening Temperature: 12°C
A mix of cloudy and clear skies.
Monday, May 25th, 2026
Overnight Temperature: 13°C
A mix of cloudy and clear skies with a slight chance of showers. Windy at times.
Morning Temperature: 14°C
Cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 19°C
A mix of cloud and sun with a chance of showers. Windy at times.
Evening Temperature: 16°C
Mostly cloudy. Windy at times.
Tuesday, May 26th, 2026
Overnight Temperature: 15°C
Cloudy.
Morning Temperature: 18°C
Mostly cloudy. Windy at times.
Afternoon Temperature: 21°C
Cloudy with a chance of showers or thundershowers. Windy at times.
Evening Temperature: 18°C
Cloudy with a chance of showers. Windy at times.





 

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This WeatherCity Weather Forecast for Chatsworth, Ontario, Canada 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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