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Sunrise:  6:17 am
Sunset:  8:26 pm
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May 29

Last Quarter
May 9

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May 17

First Quarter
May 24




April 29th, 2026 :: 9:09 pm EDT   

Local Weather Report for
Saint Marys
Ontario, Canada

 Saint Marys Weather Forecast Summary  
 
Today
Apr 29th 		Thursday
Apr 30th 		Friday
May 1st 		Saturday
May 2nd 		Sunday
May 3rd
Showers Mix of Cloud and Sun Mostly Sunny Mostly Sunny Mostly Sunny
12°C
 8°C
2°C		 7°C
0°C		 7°C
-1°C		 12°C
0°C
 
 Saint Marys Detailed Weather Forecast  
 
Wednesday, April 29th, 2026
Evening Temperature: 6°C
Cloudy with clear periods. Windy at times.
Thursday, April 30th, 2026
Overnight Temperature: 3°C
Cloudy with clear periods. Windy at times.
Morning Temperature: 4°C
Mostly cloudy. Windy at times.
Afternoon Temperature: 8°C
Sunny with cloudy periods. Windy.
Evening Temperature: 3°C
Clear.
Friday, May 1st, 2026
Overnight Temperature: 0°C
Clear with cloudy periods.
Morning Temperature: 5°C
Sunny with cloudy periods.
Afternoon Temperature: 7°C
A mix of sun and cloud with a slight chance of showers. Windy at times.
Evening Temperature: 2°C
Clear. Windy at times.
Saturday, May 2nd, 2026
Overnight Temperature: -1°C
Mostly clear.
Morning Temperature: 4°C
A mix of cloud and sun. Windy at times.
Afternoon Temperature: 6°C
A mix of cloud and sun. Windy at times.
Evening Temperature: 2°C
Clear.
Sunday, May 3rd, 2026
Overnight Temperature: 0°C
Clear with cloudy periods.
Morning Temperature: 5°C
A mix of sun and cloud. Windy at times.
Afternoon Temperature: 12°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 8°C
Clear. Windy at times.
Monday, May 4th, 2026
Overnight Temperature: 8°C
Mostly cloudy. Windy at times.
Morning Temperature: 8°C
Cloudy with a few showers. Windy.
Afternoon Temperature: 14°C
Mostly cloudy with showers likely. Slight chance of a thunderstorm. Windy.
Evening Temperature: 11°C
Mostly cloudy with a slight chance of showers. Windy.
Tuesday, May 5th, 2026
Overnight Temperature: 10°C
Cloudy with a chance of showers. Windy.
Morning Temperature: 7°C
A mix of cloud and sun with a chance of showers. Windy at times.
Afternoon Temperature: 10°C
Sunny with cloudy periods. Windy at times.
Evening Temperature: 6°C
Clear.
Wednesday, May 6th, 2026
Overnight Temperature: 4°C
Mostly clear.
Morning Temperature: 10°C
Sunny. Windy at times.
Afternoon Temperature: 17°C
Sunny. Windy at times.
Evening Temperature: 13°C
Clear with cloudy periods. Windy at times.
Thursday, May 7th, 2026
Overnight Temperature: 14°C
Mostly cloudy with showers likely. Windy.
Morning Temperature: 14°C
Mostly cloudy with a chance of showers. Windy at times.
Afternoon Temperature: 8°C
Sunny with cloudy periods with a chance of showers. Wind 30 to 50 km/h.
Evening Temperature: 6°C
Clear with cloudy periods. Windy at times.



 

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This WeatherCity Weather Forecast for Saint Marys, 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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