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St. Catharines, Ontario

44°F
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St. Catharines

Ontario

44°
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St. Catharines, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities

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5 AM

41°
RealFeel® 27°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 60%
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Showers
alerts

Yellow Advisory - Fog

4:09 AM Saturday - 8:00 AM Saturday

WindSSW 16 mph

Air QualityFair

Wind Gusts18 mph

Humidity100%

Indoor Humidity37% (Ideal Humidity)

Dew Point41° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Rain0.01 in

Visibility10 mi

Cloud Ceiling7100 ft

6 AM

44°
RealFeel® 33°
Cold
RealFeel Guide
Cold
25° to 39°
Coats and hats are appropriate, consider gloves and a scarf.
LEARN MORE
rain drop 49%
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Intermittent clouds
alerts

Yellow Advisory - Fog

4:09 AM Saturday - 8:00 AM Saturday

WindSSW 16 mph

Air QualityFair

Wind Gusts20 mph

Humidity100%

Indoor Humidity42% (Ideal Humidity)

Dew Point44° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

7 AM

49°
RealFeel® 41°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
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Cloudy
alerts

Yellow Advisory - Fog

4:09 AM Saturday - 8:00 AM Saturday

RealFeel Shade™41°

WindSSW 14 mph

Air QualityFair

Max UV Index0.2 (Low)

Wind Gusts17 mph

Humidity92%

Indoor Humidity47% (Ideal Humidity)

Dew Point47° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling9300 ft

8 AM

54°
RealFeel® 44°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 54%
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Thunderstorms

RealFeel Shade™44°

WindSSW 16 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts18 mph

Humidity84%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.08 in

Visibility5 mi

Cloud Ceiling4000 ft

9 AM

57°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™50°

WindSSW 17 mph

Air QualityFair

Max UV Index0.6 (Low)

Wind Gusts21 mph

Humidity82%

Indoor Humidity55% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling4400 ft

10 AM

59°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 43%
Chevron down
Cloudy

RealFeel Shade™52°

WindSSW 18 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts23 mph

Humidity79%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling2000 ft

11 AM

61°
RealFeel® 56°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™56°

WindSSW 20 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts25 mph

Humidity75%

Indoor Humidity59% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover98%

Visibility10 mi

Cloud Ceiling3700 ft

12 PM

62°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™53°

WindSSW 21 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts28 mph

Humidity81%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover99%

Rain0.08 in

Visibility5 mi

Cloud Ceiling4000 ft

1 PM

64°
RealFeel® 59°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™58°

WindSSW 23 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts33 mph

Humidity76%

Indoor Humidity67% (Slightly Humid)

Dew Point57° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling7100 ft

2 PM

66°
RealFeel® 62°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

RealFeel Shade™62°

WindSW 24 mph

Air QualityFair

Max UV Index0.8 (Low)

Wind Gusts36 mph

Humidity70%

Indoor Humidity66% (Slightly Humid)

Dew Point56° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Visibility10 mi

Cloud Ceiling5100 ft

3 PM

64°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

RealFeel Shade™54°

WindSW 27 mph

Air QualityFair

Max UV Index0.4 (Low)

Wind Gusts39 mph

Humidity74%

Indoor Humidity63% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.08 in

Visibility5 mi

Cloud Ceiling3100 ft

4 PM

63°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 54%
Chevron down
Thunderstorms

RealFeel Shade™53°

WindSW 27 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts41 mph

Humidity76%

Indoor Humidity62% (Ideal Humidity)

Dew Point55° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover100%

Rain0.04 in

Visibility6 mi

Cloud Ceiling1100 ft

5 PM

62°
RealFeel® 54°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 49%
Chevron down
Cloudy

RealFeel Shade™54°

WindSW 25 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts39 mph

Humidity77%

Indoor Humidity61% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1400 ft

6 PM

61°
RealFeel® 53°
Cool
RealFeel Guide
Cool
53° to 62°
Light jacket or sweater may be appropriate.
LEARN MORE
rain drop 45%
Chevron down
Cloudy

RealFeel Shade™53°

WindSW 23 mph

Air QualityExcellent

Max UV Index0.0 (Low)

Wind Gusts36 mph

Humidity78%

Indoor Humidity60% (Ideal Humidity)

Dew Point54° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility10 mi

Cloud Ceiling1700 ft

7 PM

60°
RealFeel® 52°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 43%
Chevron down
Cloudy

WindSW 21 mph

Air QualityExcellent

Wind Gusts35 mph

Humidity79%

Indoor Humidity59% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling2000 ft

8 PM

58°
RealFeel® 50°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSW 21 mph

Air QualityExcellent

Wind Gusts32 mph

Humidity83%

Indoor Humidity58% (Ideal Humidity)

Dew Point53° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Visibility5 mi

Cloud Ceiling2000 ft

9 PM

58°
RealFeel® 47°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 51%
Chevron down
Showers

WindSW 21 mph

Air QualityExcellent

Wind Gusts28 mph

Humidity82%

Indoor Humidity57% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.06 in

Visibility5 mi

Cloud Ceiling2000 ft

10 PM

57°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 51%
Chevron down
Showers

WindSW 20 mph

Air QualityExcellent

Wind Gusts25 mph

Humidity82%

Indoor Humidity55% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.06 in

Visibility5 mi

Cloud Ceiling2000 ft

11 PM

55°
RealFeel® 46°
Chilly
RealFeel Guide
Chilly
40° to 52°
Jacket or sweater is recommended.
LEARN MORE
rain drop 47%
Chevron down
Cloudy

WindSW 20 mph

Air QualityExcellent

Wind Gusts25 mph

Humidity83%

Indoor Humidity51% (Ideal Humidity)

Dew Point49° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover99%

Visibility5 mi

Cloud Ceiling2000 ft

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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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