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St. Thomas, Ontario

81°F
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St. Thomas

Ontario

81°
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St. Thomas, Ontario Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 PM

77°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 52%
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Thunderstorms
alerts

Yellow Warning - Heat

3:56 PM Monday - 11:00 PM Tuesday

RealFeel Shade™71°

WindSSW 12 mph

Air QualityFair

Max UV Index0.1 (Low)

Wind Gusts27 mph

Humidity62%

Indoor Humidity62% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility5 mi

Cloud Ceiling30000 ft

9 PM

74°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 48%
Chevron down
Cloudy
alerts

Yellow Warning - Heat

3:56 PM Monday - 11:00 PM Tuesday

WindSSW 12 mph

Air QualityFair

Wind Gusts24 mph

Humidity67%

Indoor Humidity67% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

71°
RealFeel® 69°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 44%
Chevron down
Cloudy
alerts

Yellow Warning - Heat

3:56 PM Monday - 11:00 PM Tuesday

WindSW 12 mph

Air QualityFair

Wind Gusts23 mph

Humidity74%

Indoor Humidity74% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°
RealFeel® 66°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Cloudy
alerts

Yellow Warning - Heat

3:56 PM Monday - 11:00 PM Tuesday

WindWSW 12 mph

Air QualityFair

Wind Gusts21 mph

Humidity83%

Indoor Humidity83% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover95%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for St. Thomas

AccuWeather's hourly forecast for St. Thomas provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 77° with a RealFeel® of 71°, thunderstorms with a 52% 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.

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