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Sarnia, Ontario Weather

Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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8 PM

86°

RealFeel® 88°

Very Warm

RealFeel Guide

Very Warm

82° to 89°

Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.

0%

Sunny

Yellow Warning - Heat

6:30 PM Monday - 12:00 AM Friday

RealFeel Shade™88°

Heat Index89°

WindSSW 6 mph

Air QualityPoor

Max UV Index0.4 (Low)

Wind Gusts7 mph

Humidity53%

Indoor Humidity53% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling33300 ft

9 PM

83°

RealFeel® 84°

Very Warm

RealFeel Guide

Very Warm

82° to 89°

Older adults, infants, and those with sensitive medical conditions should minimize outdoor activity, especially in the sunshine.

0%

Sunny

Yellow Warning - Heat

6:30 PM Monday - 12:00 AM Friday

RealFeel Shade™84°

Heat Index86°

WindSSW 8 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts8 mph

Humidity60%

Indoor Humidity60% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

80°

RealFeel® 81°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Clear

Yellow Warning - Heat

6:30 PM Monday - 12:00 AM Friday

Heat Index83°

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

78°

RealFeel® 78°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Clear

Yellow Warning - Heat

6:30 PM Monday - 12:00 AM Friday

WindSSW 7 mph

Air QualityFair

Wind Gusts8 mph

Humidity69%

Indoor Humidity69% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover0%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Sarnia

AccuWeather's hourly forecast for Sarnia provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 86° with a RealFeel® of 88°, 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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