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St. Marys, Ontario

38°F
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St. Marys

Ontario

38°
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St. Marys, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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April 19 - May 3

Sun 4/19

41° /26°
80%

WinterCast

Snow

Sun, 4/19, 5:00 PM - Sun, 4/19, 7:00 PM

Snow
Windy and much colder with some sun, then increasing clouds; rain and snow showers this afternoon with little or no accumulation; a jacket may come in handy

RealFeel®39°

RealFeel Shade™31°

Max UV Index7.0 (High)

WindWNW 14 mph

Mon 4/20

36° /26°
2%
Mostly cloudy and cold; a jacket may come in handy

RealFeel®28°

RealFeel Shade™28°

Max UV Index2.0 (Low)

WindNW 12 mph

Tue 4/21

53° /39°
19%
Windy with some sun, then turning cloudy

RealFeel®48°

RealFeel Shade™48°

Max UV Index3.0 (Moderate)

WindSSW 14 mph

Wed 4/22

61° /37°
1%
Mostly sunny and pleasant

RealFeel®74°

RealFeel Shade™61°

Max UV Index7.0 (High)

WindNNW 5 mph

Thu 4/23

70° /45°
1%
Partly sunny and warm

RealFeel®73°

RealFeel Shade™67°

Max UV Index7.0 (High)

WindSSW 7 mph

Fri 4/24

64° /44°
61%
Mostly cloudy and cooler; a couple of afternoon showers

RealFeel®62°

RealFeel Shade™62°

Max UV Index7.0 (High)

WindSSW 9 mph

Sat 4/25

58° /40°
1%
Sun through high clouds

RealFeel®58°

RealFeel Shade™54°

Max UV Index3.0 (Moderate)

WindNNE 8 mph

Sun 4/26

59° /38°
55%
A shower in places in the morning; otherwise, intervals of clouds and sunshine

RealFeel®60°

RealFeel Shade™54°

Max UV Index8.0 (Very High)

WindESE 14 mph

Mon 4/27

58° /41°
68%
Considerable cloudiness with showers

RealFeel®61°

RealFeel Shade™61°

Max UV Index2.0 (Low)

WindS 12 mph

Tue 4/28

57° /39°
49%
Mostly cloudy with a shower in places in the afternoon

RealFeel®59°

RealFeel Shade™56°

Max UV Index4.0 (Moderate)

WindSW 5 mph

Wed 4/29

52° /38°
4%
Increasing cloudiness

RealFeel®58°

RealFeel Shade™54°

Max UV Index5.0 (Moderate)

WindNE 4 mph

Thu 4/30

49° /36°
16%
Cloudy

RealFeel®42°

RealFeel Shade™41°

Max UV Index4.0 (Moderate)

WindENE 14 mph

Fri 5/1

49° /36°
49%
A shower in places in the morning; otherwise, mostly cloudy

RealFeel®48°

RealFeel Shade™44°

Max UV Index3.0 (Moderate)

WindNNE 9 mph

Sat 5/2

53° /38°
10%
Mostly sunny

RealFeel®61°

RealFeel Shade™49°

Max UV Index8.0 (Very High)

WindWNW 5 mph

Sun 5/3

53° /37°
25%
Mostly cloudy

RealFeel®53°

RealFeel Shade™50°

Max UV Index2.0 (Low)

WindSSW 6 mph

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World North America Canada Ontario St. Marys

Weather Near St. Marys:

  • Brampton, Ontario
  • Mississauga Valley, Ontario
  • Toronto, Ontario
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