View hourly forecasts 10-days ahead
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9 PM
63°
RealFeel®
58°
Cool
19%
Intermittent clouds
WindSSW 13 mph
Air QualityFair
Wind Gusts24 mph
Humidity52%
Indoor Humidity43% (Ideal Humidity)
Dew Point45° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover59%
Visibility10 mi
Cloud Ceiling30000 ft
10 PM
60°
RealFeel®
55°
Cool
24%
Intermittent clouds
WindSSW 14 mph
Air QualityFair
Wind Gusts23 mph
Humidity62%
Indoor Humidity47% (Ideal Humidity)
Dew Point47° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover56%
Visibility10 mi
Cloud Ceiling30000 ft
11 PM
59°
RealFeel®
50°
Chilly
60%
Mostly cloudy w/ showers
WindSSW 15 mph
Air QualityFair
Wind Gusts23 mph
Humidity72%
Indoor Humidity52% (Ideal Humidity)
Dew Point50° F
AccuLumen Brightness Index™0 (Dark)
Cloud Cover65%
Rain0.03 in
Visibility6 mi
Cloud Ceiling4000 ft
Hourly Weather Forecast for St. Catharines
AccuWeather's hourly forecast for St. Catharines provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 63° with a RealFeel® of 58°, intermittent clouds with a 19% chance of precipitation. Each hourly forecast includes wind speed, humidity, air quality, UV index, and the AccuLumen Brightness Index™, AccuWeather's measure of perceived outdoor light intensity. Forecasts are generated by proprietary systems developed by AccuWeather meteorologists since 1962.
