St. Clair, PA

Hourly

7 PM

67° RealFeel® 64° Pleasant RealFeel Guide Pleasant 63° to 81° Most consider this temperature range ideal. LEARN MORE 68% Thunderstorms

• RealFeel Shade™: 64°
• Wind: N 7 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 12 mph
• Humidity: 71%
• Indoor Humidity: 70% (Slightly Humid)
• Dew Point: 58° F
• AccuLumen Brightness Index™: 3 (Dull)
• Cloud Cover: 75%
• Visibility: 4 mi
• Cloud Ceiling: 6000 ft

8 PM

64° RealFeel® 59° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 63% Thunderstorms

• RealFeel Shade™: 59°
• Wind: N 8 mph
• Air Quality: Fair
• Max UV Index: 0 (Low)
• Wind Gusts: 20 mph
• Humidity: 71%
• Indoor Humidity: 63% (Ideal Humidity)
• Dew Point: 55° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 100%
• Rain: 0.05 in
• Visibility: 10 mi
• Cloud Ceiling: 6500 ft

9 PM

62° RealFeel® 57° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 64% Thunderstorms

• Wind: N 7 mph
• Air Quality: Fair
• Wind Gusts: 17 mph
• Humidity: 73%
• Indoor Humidity: 59% (Ideal Humidity)
• Dew Point: 53° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Rain: 0.05 in
• Visibility: 5 mi
• Cloud Ceiling: 4000 ft

10 PM

59° RealFeel® 54° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 65% Thunderstorms

• Wind: N 7 mph
• Air Quality: Fair
• Wind Gusts: 17 mph
• Humidity: 74%
• Indoor Humidity: 54% (Ideal Humidity)
• Dew Point: 51° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 95%
• Rain: 0.06 in
• Visibility: 5 mi
• Cloud Ceiling: 4000 ft

11 PM

56° RealFeel® 54° Cool RealFeel Guide Cool 53° to 62° Light jacket or sweater may be appropriate. LEARN MORE 40% Cloudy

• Wind: N 7 mph
• Air Quality: Fair
• Wind Gusts: 17 mph
• Humidity: 80%
• Indoor Humidity: 52% (Ideal Humidity)
• Dew Point: 50° F
• AccuLumen Brightness Index™: 0 (Dark)
• Cloud Cover: 94%
• Visibility: 10 mi
• Cloud Ceiling: 6500 ft