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St Catharines, Ontario

28°F
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St Catharines

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28°
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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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2 PM

29°
RealFeel® 19°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™13°

WindNNE 17 mph

Air QualityFair

Max UV Index4.6 (Moderate)

Wind Gusts22 mph

Humidity48%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling33300 ft

3 PM

30°
RealFeel® 20°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™15°

WindN 16 mph

Air QualityFair

Max UV Index3.9 (Moderate)

Wind Gusts25 mph

Humidity42%

Indoor Humidity24% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover32%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

31°
RealFeel® 22°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™18°

WindN 14 mph

Air QualityFair

Max UV Index2.9 (Moderate)

Wind Gusts25 mph

Humidity40%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

32°
RealFeel® 23°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™20°

WindNNW 13 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts21 mph

Humidity38%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

30°
RealFeel® 19°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™18°

WindNNW 13 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts20 mph

Humidity41%

Indoor Humidity23% (Very Dry)

Dew Point9° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

29°
RealFeel® 17°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™17°

WindNNW 14 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts18 mph

Humidity45%

Indoor Humidity24% (Very Dry)

Dew Point11° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover26%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

30°
RealFeel® 16°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindNNW 14 mph

Air QualityFair

Wind Gusts20 mph

Humidity51%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

29°
RealFeel® 15°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindNNW 14 mph

Air QualityFair

Wind Gusts18 mph

Humidity52%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

27°
RealFeel® 13°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindNW 15 mph

Air QualityFair

Wind Gusts17 mph

Humidity54%

Indoor Humidity26% (Very Dry)

Dew Point13° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

26°
RealFeel® 11°
Very Cold
RealFeel Guide
Very Cold
10° to 24°
Caution advised. Older adults, infants, and those with sensitive medical conditions, should be well dressed to protect from hypothermia and frostbite. Coat, hat, gloves and a scarf are appropriate.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindNW 15 mph

Air QualityFair

Wind Gusts18 mph

Humidity55%

Indoor Humidity25% (Very Dry)

Dew Point12° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

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Weather Near St Catharines:

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