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St. Catharines, Ontario

46°F
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St. Catharines, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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Winter Center
Today Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities
Thursday, May 21

Day

5/21
62°Hi
RealFeel® 67°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
RealFeel Shade™ 60°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
Sunshine and a few clouds

Max UV Index9.0 (Very High)

WindNE 7 mph

Wind Gusts15 mph

Probability of Precipitation20%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover27%

Morning

Afternoon

Night

5/21
44°Lo
RealFeel® 42°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
Partly cloudy

WindNE 7 mph

Wind Gusts14 mph

Probability of Precipitation20%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover35%

Evening

Overnight

Sun & Moon

14 hrs 53 mins
Rise 5:47 AM
Set 8:40 PM
Waxing Crescent
Rise 10:37 AM
Set 1:41 AM

Temperature History

5/21
High
Low
Forecast
62°
44°
Average
68°
47°
Last Year
55°
49°

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World North America Canada Ontario St. Catharines

Weather Near St. Catharines:

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