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St. Marys, Ontario

71°F
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St. Marys, Ontario Weather
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Winter Center

Today Hourly Daily Radar MinuteCast Monthly Air Quality Health & Activities
Saturday, June 21

Day

6/21
82°Hi
RealFeel® 82°
Very Warm
RealFeel Guide
Very Warm
82° to 89°
Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.
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RealFeel Shade™ 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Mostly cloudy and increasingly windy; a brief shower or two this morning followed by a thunderstorm in spots this afternoon

Max UV Index8 (Very High)

AccuLumen Brightness Index™4 (Dull)

WindS 15 mph

Wind Gusts38 mph

Probability of Precipitation55%

Probability of Thunderstorms33%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation1.5

Hours of Rain1.5

Cloud Cover80%

Morning

Afternoon

Night

6/21
73°Lo
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Windy this evening with a thunderstorm in spots; mostly cloudy and humid

WindSW 15 mph

Wind Gusts35 mph

Probability of Precipitation40%

Probability of Thunderstorms36%

Precipitation0.04 in

Rain0.04 in

Hours of Precipitation0.5

Hours of Rain0.5

Cloud Cover70%

Evening

Overnight

Sun & Moon

15 hrs 25 mins
Rise 5:43 AM
Set 9:08 PM
Waning Crescent
Rise 2:22 AM
Set 5:10 PM

Temperature History

6/21
High
Low
Forecast
82°
73°
Average
74°
54°
Last Year
88°
67°
Record
90°
2022
36°
1969

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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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