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June 17th, 2026 :: 5:41 am CDT   

Local Weather Report for
Cat Lake
Ontario, Canada

 Cat Lake Weather Forecast Summary  
 
Today
Jun 17th
Thursday
Jun 18th
Friday
Jun 19th
Saturday
Jun 20th
Sunday
Jun 21st
Mix of Cloud and Sun Mix of Cloud and Sun Mix of Cloud and Sun Mix of Cloud and Sun Mix of Sun and Cloud
20°C
12°C
8°C
13°C
6°C
12°C
6°C
17°C
7°C
 
 Cat Lake Detailed Weather Forecast  
 
Wednesday, June 17th, 2026
Morning Temperature: 11°C
A mix of cloud and sun.
Afternoon Temperature: 18°C
A mix of sun and cloud with a chance of showers. Slight chance of a thunderstorm.
Evening Temperature: 13°C
Cloudy with clear periods with a chance of showers.
Thursday, June 18th, 2026
Overnight Temperature: 9°C
A mix of cloudy and clear skies.
Morning Temperature: 10°C
A mix of cloud and sun.
Afternoon Temperature: 12°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 11°C
A mix of cloudy and clear skies.
Friday, June 19th, 2026
Overnight Temperature: 7°C
A mix of cloudy and clear skies.
Morning Temperature: 10°C
A mix of cloud and sun with a slight chance of showers.
Afternoon Temperature: 12°C
A mix of cloud and sun with a slight chance of showers.
Evening Temperature: 9°C
A mix of cloudy and clear skies. Windy at times.
Saturday, June 20th, 2026
Overnight Temperature: 6°C
A mix of cloudy and clear skies.
Morning Temperature: 7°C
A mix of cloud and sun.
Afternoon Temperature: 11°C
A mix of cloud and sun.
Evening Temperature: 9°C
Mostly cloudy.
Sunday, June 21st, 2026
Overnight Temperature: 7°C
Cloudy with clear periods.
Morning Temperature: 10°C
A mix of sun and cloud.
Afternoon Temperature: 17°C
Sunny with cloudy periods.
Evening Temperature: 13°C
Mostly clear.
Monday, June 22nd, 2026
Overnight Temperature: 8°C
Clear.
Morning Temperature: 15°C
Sunny.
Afternoon Temperature: 21°C
A mix of cloud and sun.
Evening Temperature: 18°C
A mix of cloudy and clear skies.
Tuesday, June 23rd, 2026
Overnight Temperature: 13°C
A mix of cloudy and clear skies.
Morning Temperature: 15°C
A mix of cloud and sun with a chance of showers. Slight chance of a thunderstorm.
Afternoon Temperature: 19°C
Mostly sunny with showers likely. Chance of a thunderstorm. Windy at times.
Evening Temperature: 15°C
Clear with showers likely. Chance of a thunderstorm.
Wednesday, June 24th, 2026
Overnight Temperature: 11°C
Clear with a slight chance of showers.
Morning Temperature: 16°C
Sunny.
Afternoon Temperature: 21°C
A mix of cloud and sun.
Evening Temperature: 18°C
Clear.
Thursday, June 25th, 2026
Overnight Temperature: 15°C
Cloudy with clear periods.
Morning Temperature: 19°C
A mix of sun and cloud.
Afternoon Temperature: 25°C
Mostly cloudy. Slight chance of a thunderstorm.
Evening Temperature: 20°C
Mostly clear. Slight chance of a thunderstorm.





 

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This WeatherCity Weather Forecast for Cat Lake, 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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