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Vandalia, IL

71°F
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Vandalia

Illinois

71°
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Vandalia, IL Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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3 AM

70°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 34%
Chevron down
Partly cloudy

WindE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity92%

Indoor Humidity92% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

4 AM

69°
RealFeel® 71°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 32%
Chevron down
Partly cloudy

WindE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity95%

Indoor Humidity95% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

5 AM

68°
RealFeel® 70°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 29%
Chevron down
Partly cloudy

WindE 4 mph

Air QualityFair

Wind Gusts5 mph

Humidity99%

Indoor Humidity99% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover38%

Visibility10 mi

Cloud Ceiling30000 ft

6 AM

69°
RealFeel® 72°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 29%
Chevron down
Partly sunny

RealFeel Shade™72°

WindENE 4 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts4 mph

Humidity97%

Indoor Humidity95% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover39%

Visibility10 mi

Cloud Ceiling30000 ft

7 AM

71°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 21%
Chevron down
Partly sunny

RealFeel Shade™74°

WindNE 4 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts4 mph

Humidity91%

Indoor Humidity91% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover40%

Visibility10 mi

Cloud Ceiling30000 ft

8 AM

73°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny

RealFeel Shade™76°

WindNNE 4 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts4 mph

Humidity86%

Indoor Humidity86% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover41%

Visibility10 mi

Cloud Ceiling30000 ft

9 AM

77°
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.
LEARN MORE
rain drop 5%
Chevron down
Partly sunny

RealFeel Shade™80°

WindNE 4 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts5 mph

Humidity78%

Indoor Humidity78% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover43%

Visibility10 mi

Cloud Ceiling30000 ft

10 AM

79°
RealFeel® 92°
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 5%
Chevron down
Partly sunny

RealFeel Shade™83°

Heat Index80°

WindNE 4 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts5 mph

Humidity73%

Indoor Humidity73% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover47%

Visibility10 mi

Cloud Ceiling30000 ft

11 AM

82°
RealFeel® 97°
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 5%
Chevron down
Intermittent clouds

RealFeel Shade™86°

Heat Index86°

WindNE 4 mph

Air QualityFair

Max UV Index7.5 (High)

Wind Gusts5 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover52%

Visibility10 mi

Cloud Ceiling25800 ft

12 PM

84°
RealFeel® 100°
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 5%
Chevron down
Intermittent clouds

RealFeel Shade™88°

Heat Index89°

WindENE 4 mph

Air QualityFair

Max UV Index8.6 (Very High)

Wind Gusts5 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover58%

Visibility10 mi

Cloud Ceiling21600 ft

1 PM

86°
RealFeel® 100°
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 8%
Chevron down
Intermittent clouds

RealFeel Shade™90°

Heat Index90°

WindESE 4 mph

Air QualityFair

Max UV Index7.9 (Very High)

Wind Gusts5 mph

Humidity59%

Indoor Humidity59% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling17400 ft

2 PM

87°
RealFeel® 99°
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 47%
Chevron down
Intermittent clouds

RealFeel Shade™91°

Heat Index92°

WindSE 5 mph

Air QualityFair

Max UV Index5.0 (Moderate)

Wind Gusts5 mph

Humidity56%

Indoor Humidity56% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7000 ft

3 PM

85°
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.
LEARN MORE
rain drop 51%
Chevron down
Mostly cloudy w/ t-storms

RealFeel Shade™86°

Heat Index90°

WindSSE 5 mph

Air QualityFair

Max UV Index3.2 (Moderate)

Wind Gusts6 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover69%

Rain0.04 in

Visibility6 mi

Cloud Ceiling4000 ft

4 PM

86°
RealFeel® 96°
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 47%
Chevron down
Intermittent clouds

RealFeel Shade™89°

Heat Index90°

WindS 6 mph

Air QualityFair

Max UV Index4.5 (Moderate)

Wind Gusts6 mph

Humidity60%

Indoor Humidity60% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover65%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

85°
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.
LEARN MORE
rain drop 19%
Chevron down
Intermittent clouds

RealFeel Shade™89°

Heat Index90°

WindS 6 mph

Air QualityFair

Max UV Index3.4 (Moderate)

Wind Gusts6 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover53%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

84°
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.
LEARN MORE
rain drop 19%
Chevron down
Partly sunny

RealFeel Shade™88°

Heat Index89°

WindS 6 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts6 mph

Humidity65%

Indoor Humidity65% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover39%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°
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 13%
Chevron down
Mostly sunny

RealFeel Shade™87°

Heat Index88°

WindS 5 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts6 mph

Humidity68%

Indoor Humidity68% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

81°
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.
LEARN MORE
rain drop 0%
Chevron down
Partly sunny

RealFeel Shade™87°

Heat Index86°

WindS 5 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts6 mph

Humidity72%

Indoor Humidity72% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™1 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

79°
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 0%
Chevron down
Partly cloudy

Heat Index80°

WindS 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

76°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindS 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity84%

Indoor Humidity84% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

74°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Partly cloudy

WindS 5 mph

Air QualityFair

Wind Gusts5 mph

Humidity90%

Indoor Humidity90% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Vandalia

AccuWeather's hourly forecast for Vandalia provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 70° with a RealFeel® of 72°, partly cloudy with a 34% 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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