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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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Hourly

10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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5 PM

78°

RealFeel® 78°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™74°

WindSSW 10 mph

Air QualityPoor

Max UV Index3.4 (Moderate)

Wind Gusts23 mph

Humidity39%

Indoor Humidity39% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

76°

RealFeel® 76°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™73°

WindSSW 9 mph

Air QualityPoor

Max UV Index2.2 (Low)

Wind Gusts18 mph

Humidity41%

Indoor Humidity41% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

74°

RealFeel® 73°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™71°

WindSSW 8 mph

Air QualityPoor

Max UV Index1.3 (Low)

Wind Gusts15 mph

Humidity45%

Indoor Humidity45% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

71°

RealFeel® 69°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

RealFeel Shade™69°

WindS 7 mph

Air QualityPoor

Max UV Index0.4 (Low)

Wind Gusts12 mph

Humidity48%

Indoor Humidity48% (Ideal Humidity)

Dew Point51° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover53%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

68°

RealFeel® 66°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Intermittent clouds

WindS 6 mph

Air QualityPoor

Wind Gusts10 mph

Humidity55%

Indoor Humidity55% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover67%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

65°

RealFeel® 63°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly cloudy

WindS 5 mph

Air QualityPoor

Wind Gusts9 mph

Humidity62%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover81%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

62°

RealFeel® 62°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Cloudy

WindS 5 mph

Air QualityFair

Wind Gusts8 mph

Humidity68%

Indoor Humidity56% (Ideal Humidity)

Dew Point52° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover94%

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 78° with a RealFeel® of 78°, partly sunny with a 0% 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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