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Mount Vernon, IL

63°F
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Mount Vernon

Illinois

63°
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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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7 AM

61°
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 1%
Chevron down
Mostly sunny

RealFeel Shade™65°

WindSE 2 mph

Air QualityFair

Max UV Index0.9 (Low)

Wind Gusts2 mph

Humidity100%

Indoor Humidity78% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling33400 ft

8 AM

64°
RealFeel® 68°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Sunny

RealFeel Shade™65°

WindSSE 6 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts7 mph

Humidity100%

Indoor Humidity88% (Humid)

Dew Point64° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover8%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

68°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Mostly sunny

RealFeel Shade™67°

WindSSE 7 mph

Air QualityFair

Max UV Index3.1 (Moderate)

Wind Gusts9 mph

Humidity93%

Indoor Humidity92% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

72°
RealFeel® 77°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 4%
Chevron down
Partly sunny

RealFeel Shade™71°

WindS 9 mph

Air QualityFair

Max UV Index4.5 (Moderate)

Wind Gusts10 mph

Humidity82%

Indoor Humidity82% (Humid)

Dew Point66° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover40%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

76°
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.
LEARN MORE
rain drop 3%
Chevron down
Partly sunny

RealFeel Shade™76°

WindS 9 mph

Air QualityFair

Max UV Index6.8 (High)

Wind Gusts12 mph

Humidity71%

Indoor Humidity71% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

12 PM

81°
RealFeel® 89°
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.
LEARN MORE
rain drop 3%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index84°

WindS 10 mph

Air QualityFair

Max UV Index8.2 (Very High)

Wind Gusts12 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover51%

Visibility10 mi

Cloud Ceiling19800 ft

1 PM

86°
RealFeel® 93°
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.
LEARN MORE
rain drop 6%
Chevron down
Intermittent clouds

RealFeel Shade™86°

Heat Index89°

WindS 10 mph

Air QualityFair

Max UV Index7.5 (Very High)

Wind Gusts13 mph

Humidity53%

Indoor Humidity53% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover57%

Visibility10 mi

Cloud Ceiling14700 ft

2 PM

84°
RealFeel® 86°
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.
LEARN MORE
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™82°

Heat Index88°

WindS 10 mph

Air QualityFair

Max UV Index3.8 (Moderate)

Wind Gusts14 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover62%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

3 PM

82°
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.
LEARN MORE
rain drop 47%
Chevron down
Intermittent clouds

RealFeel Shade™83°

Heat Index85°

WindS 10 mph

Air QualityFair

Max UV Index4.4 (Moderate)

Wind Gusts12 mph

Humidity67%

Indoor Humidity67% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover68%

Visibility10 mi

Cloud Ceiling14700 ft

4 PM

81°
RealFeel® 86°
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.
LEARN MORE
rain drop 35%
Chevron down
Intermittent clouds

RealFeel Shade™83°

Heat Index85°

WindS 9 mph

Air QualityFair

Max UV Index2.7 (Moderate)

Wind Gusts12 mph

Humidity69%

Indoor Humidity69% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover73%

Visibility10 mi

Cloud Ceiling14700 ft

5 PM

81°
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.
LEARN MORE
rain drop 19%
Chevron down
Mostly cloudy

RealFeel Shade™82°

Heat Index84°

WindSSE 10 mph

Air QualityFair

Max UV Index1.9 (Low)

Wind Gusts13 mph

Humidity70%

Indoor Humidity70% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover79%

Visibility10 mi

Cloud Ceiling19800 ft

6 PM

80°
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.
LEARN MORE
rain drop 19%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index83°

WindSSE 10 mph

Air QualityFair

Max UV Index1.5 (Low)

Wind Gusts16 mph

Humidity71%

Indoor Humidity71% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover72%

Visibility10 mi

Cloud Ceiling24900 ft

7 PM

81°
RealFeel® 82°
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.
LEARN MORE
rain drop 24%
Chevron down
Mostly cloudy

RealFeel Shade™82°

Heat Index84°

WindSE 12 mph

Air QualityFair

Max UV Index0.7 (Low)

Wind Gusts16 mph

Humidity68%

Indoor Humidity68% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™3 (Dull)

Cloud Cover80%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

79°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 43%
Chevron down
Intermittent clouds

RealFeel Shade™81°

Heat Index80°

WindSE 9 mph

Air QualityFair

Max UV Index0.0 (Low)

Wind Gusts16 mph

Humidity71%

Indoor Humidity71% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover72%

Visibility10 mi

Cloud Ceiling24900 ft

9 PM

78°
RealFeel® 79°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 47%
Chevron down
Mostly cloudy

WindSSE 8 mph

Air QualityFair

Wind Gusts14 mph

Humidity76%

Indoor Humidity76% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover86%

Visibility10 mi

Cloud Ceiling19800 ft

10 PM

77°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSSE 8 mph

Air QualityFair

Wind Gusts10 mph

Humidity80%

Indoor Humidity80% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover98%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 ft

11 PM

75°
RealFeel® 75°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 51%
Chevron down
Thunderstorms

WindSSE 8 mph

Air QualityFair

Wind Gusts12 mph

Humidity84%

Indoor Humidity84% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover100%

Rain0.05 in

Visibility5 mi

Cloud Ceiling4000 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 61° with a RealFeel® of 65°, mostly sunny with a 1% 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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