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Mount Vernon, IL

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Mount Vernon, IL 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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3 PM

89°

RealFeel® 95°

Hot

RealFeel Guide

Hot

90° to 100°

Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

0%

Intermittent clouds

RealFeel Shade™88°

Heat Index90°

WindE 6 mph

Air QualityFair

Max UV Index5.0 (Moderate)

Wind Gusts6 mph

Humidity44%

Indoor Humidity44% (Humid)

Dew Point64° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover61%

Visibility10 mi

Cloud Ceiling16000 ft

4 PM

89°

RealFeel® 94°

Hot

RealFeel Guide

Hot

90° to 100°

Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

0%

Intermittent clouds

RealFeel Shade™89°

Heat Index91°

WindE 6 mph

Air QualityFair

Max UV Index4.1 (Moderate)

Wind Gusts7 mph

Humidity45%

Indoor Humidity45% (Humid)

Dew Point65° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling20000 ft

5 PM

87°

RealFeel® 91°

Hot

RealFeel Guide

Hot

90° to 100°

Caution advised. Possible danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

0%

Partly sunny

RealFeel Shade™86°

Heat Index88°

WindE 6 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts7 mph

Humidity48%

Indoor Humidity48% (Humid)

Dew Point65° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

84°

RealFeel® 87°

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%

Partly sunny

RealFeel Shade™84°

Heat Index86°

WindE 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity54%

Indoor Humidity54% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

81°

RealFeel® 83°

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%

Partly sunny

RealFeel Shade™83°

Heat Index83°

WindE 6 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts6 mph

Humidity60%

Indoor Humidity60% (Humid)

Dew Point66° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

77°

RealFeel® 78°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly sunny

RealFeel Shade™78°

WindE 5 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts5 mph

Humidity70%

Indoor Humidity70% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

73°

RealFeel® 74°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly cloudy

WindE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity80%

Indoor Humidity80% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

70°

RealFeel® 71°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly cloudy

WindE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity87%

Indoor Humidity87% (Humid)

Dew Point66° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

68°

RealFeel® 68°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Partly cloudy

WindE 4 mph

Air QualityFair

Wind Gusts4 mph

Humidity93%

Indoor Humidity91% (Humid)

Dew Point65° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Mount Vernon

AccuWeather's hourly forecast for Mount Vernon provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 89° with a RealFeel® of 95°, intermittent clouds 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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