St. Catharines, Ontario

Hourly

2 AM

40° RealFeel® 36° Cold RealFeel Guide Cold 25° to 39° Coats and hats are appropriate, consider gloves and a scarf. LEARN MORE 40% Showers

• Wind: ESE 6 mph
• Air Quality: Fair
• Wind Gusts: 7 mph
• Humidity: 83%
• Indoor Humidity: 43% (Slightly Dry)
• Dew Point: 35° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 92%
• Visibility: 10 mi
• Cloud Ceiling: 20000 ft

3 AM

40° RealFeel® 37° Cold RealFeel Guide Cold 25° to 39° Coats and hats are appropriate, consider gloves and a scarf. LEARN MORE 37% Mostly clear

• Wind: E 6 mph
• Air Quality: Fair
• Wind Gusts: 8 mph
• Humidity: 81%
• Indoor Humidity: 43% (Slightly Dry)
• Dew Point: 34° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

4 AM

41° RealFeel® 38° Cold RealFeel Guide Cold 25° to 39° Coats and hats are appropriate, consider gloves and a scarf. LEARN MORE 33% Mostly clear

• Wind: E 6 mph
• Air Quality: Fair
• Wind Gusts: 8 mph
• Humidity: 79%
• Indoor Humidity: 43% (Slightly Dry)
• Dew Point: 35° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

5 AM

42° RealFeel® 38° Cold RealFeel Guide Cold 25° to 39° Coats and hats are appropriate, consider gloves and a scarf. LEARN MORE 32% Mostly clear

• Wind: ENE 6 mph
• Air Quality: Fair
• Wind Gusts: 9 mph
• Humidity: 77%
• Indoor Humidity: 43% (Slightly Dry)
• Dew Point: 35° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

6 AM

42° RealFeel® 39° Cold RealFeel Guide Cold 25° to 39° Coats and hats are appropriate, consider gloves and a scarf. LEARN MORE 32% Mostly clear

• Wind: ENE 7 mph
• Air Quality: Fair
• Wind Gusts: 9 mph
• Humidity: 78%
• Indoor Humidity: 30% (Slightly Dry)
• Dew Point: 36° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

7 AM

43° RealFeel® 41° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 21% Mostly sunny

• RealFeel Shade™: 41°
• Wind: E 7 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 10 mph
• Humidity: 77%
• Indoor Humidity: 31% (Slightly Dry)
• Dew Point: 36° F
• AccuLumen Brightness Index™: 5 (Medium)
• Cloud Cover: 25%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

8 AM

45° RealFeel® 42° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 1% Cloudy

• RealFeel Shade™: 42°
• Wind: E 7 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 10 mph
• Humidity: 74%
• Indoor Humidity: 32% (Slightly Dry)
• Dew Point: 37° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 100%
• Visibility: 10 mi
• Cloud Ceiling: 10100 ft

9 AM

48° RealFeel® 46° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 1% Cloudy

• RealFeel Shade™: 46°
• Wind: ENE 7 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 10 mph
• Humidity: 71%
• Indoor Humidity: 34% (Slightly Dry)
• Dew Point: 39° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 96%
• Visibility: 10 mi
• Cloud Ceiling: 10200 ft

10 AM

50° RealFeel® 49° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 1% Cloudy

• RealFeel Shade™: 46°
• Wind: ENE 8 mph
• Air Quality: Excellent
• Max UV Index: 2 (Low)
• Wind Gusts: 10 mph
• Humidity: 68%
• Indoor Humidity: 36% (Slightly Dry)
• Dew Point: 40° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 92%
• Visibility: 10 mi
• Cloud Ceiling: 10200 ft

11 AM

53° RealFeel® 52° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 1% Mostly cloudy

• RealFeel Shade™: 49°
• Wind: NE 8 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 12 mph
• Humidity: 65%
• Indoor Humidity: 37% (Ideal Humidity)
• Dew Point: 41° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 89%
• Visibility: 10 mi
• Cloud Ceiling: 6600 ft

12 PM

55° RealFeel® 55° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 1% Cloudy

• RealFeel Shade™: 51°
• Wind: NE 9 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 13 mph
• Humidity: 62%
• Indoor Humidity: 40% (Ideal Humidity)
• Dew Point: 43° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 91%
• Visibility: 10 mi
• Cloud Ceiling: 6600 ft

1 PM

58° RealFeel® 57° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 4% Cloudy

• RealFeel Shade™: 54°
• Wind: NE 10 mph
• Air Quality: Fair
• Max UV Index: 3 (Moderate)
• Wind Gusts: 15 mph
• Humidity: 60%
• Indoor Humidity: 42% (Ideal Humidity)
• Dew Point: 44° F
• AccuLumen Brightness Index™: 2 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 6500 ft

2 PM

61° RealFeel® 60° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 49% Cloudy

• RealFeel Shade™: 57°
• Wind: NE 12 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 16 mph
• Humidity: 57%
• Indoor Humidity: 45% (Ideal Humidity)
• Dew Point: 46° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 97%
• Visibility: 10 mi
• Cloud Ceiling: 6500 ft

3 PM

60° RealFeel® 57° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 49% Cloudy

• RealFeel Shade™: 55°
• Wind: NE 12 mph
• Air Quality: Fair
• Max UV Index: 2 (Low)
• Wind Gusts: 20 mph
• Humidity: 61%
• Indoor Humidity: 46% (Ideal Humidity)
• Dew Point: 46° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 98%
• Visibility: 10 mi
• Cloud Ceiling: 6500 ft

4 PM

58° RealFeel® 50° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 56% Showers

• RealFeel Shade™: 50°
• Wind: ENE 13 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 18 mph
• Humidity: 76%
• Indoor Humidity: 53% (Ideal Humidity)
• Dew Point: 50° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 99%
• Rain: 0.10 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

5 PM

56° RealFeel® 46° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 61% Showers

• RealFeel Shade™: 46°
• Wind: ENE 13 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 17 mph
• Humidity: 79%
• Indoor Humidity: 52% (Ideal Humidity)
• Dew Point: 50° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 100%
• Rain: 0.20 in
• Visibility: 3 mi
• Cloud Ceiling: 2000 ft

6 PM

56° RealFeel® 52° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 49% Cloudy

• RealFeel Shade™: 52°
• Wind: ENE 10 mph
• Air Quality: Fair
• Max UV Index: 1 (Low)
• Wind Gusts: 15 mph
• Humidity: 77%
• Indoor Humidity: 51% (Ideal Humidity)
• Dew Point: 49° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 98%
• Visibility: 10 mi
• Cloud Ceiling: 6400 ft

7 PM

55° RealFeel® 54° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 49% Cloudy

• RealFeel Shade™: 54°
• Wind: ENE 7 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 15 mph
• Humidity: 77%
• Indoor Humidity: 49% (Ideal Humidity)
• Dew Point: 48° F
• AccuLumen Brightness Index™: 1 (Dark)
• Cloud Cover: 97%
• Visibility: 10 mi
• Cloud Ceiling: 24200 ft

8 PM

55° RealFeel® 50° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 49% Cloudy

• RealFeel Shade™: 50°
• Wind: E 9 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 17 mph
• Humidity: 81%
• Indoor Humidity: 50% (Ideal Humidity)
• Dew Point: 49° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 96%
• Visibility: 10 mi
• Cloud Ceiling: 30000 ft

9 PM

56° RealFeel® 50° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 49% Cloudy

• Wind: S 12 mph
• Air Quality: Fair
• Wind Gusts: 22 mph
• Humidity: 82%
• Indoor Humidity: 53% (Ideal Humidity)
• Dew Point: 50° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 97%
• Visibility: 10 mi
• Cloud Ceiling: 24200 ft

10 PM

56° RealFeel® 46° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 66% Showers

• Wind: S 13 mph
• Air Quality: Fair
• Wind Gusts: 24 mph
• Humidity: 86%
• Indoor Humidity: 57% (Ideal Humidity)
• Dew Point: 52° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 98%
• Rain: 0.10 in
• Visibility: 4 mi
• Cloud Ceiling: 2000 ft

11 PM

57° RealFeel® 45° Chilly RealFeel Guide Chilly 40° to 52° Jacket or sweater is recommended. LEARN MORE 52% Showers

• Wind: SSW 15 mph
• Air Quality: Fair
• Wind Gusts: 28 mph
• Humidity: 90%
• Indoor Humidity: 60% (Ideal Humidity)
• Dew Point: 54° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 99%
• Rain: 0.20 in
• Visibility: 3 mi
• Cloud Ceiling: 2000 ft