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Heat dome to bring 90 to 100-degree temps. See when the heat will peak.

'Extreme' fire risk grips the West amid winds, low humidity. Click for details.

Belleville, IL

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Belleville, IL Weather

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

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4 PM

80°

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.

47%

Mostly cloudy w/ t-storms

RealFeel Shade™84°

Heat Index84°

WindSSW 7 mph

Air QualityFair

Max UV Index2.3 (Low)

Wind Gusts9 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling7100 ft

5 PM

81°

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.

40%

Intermittent clouds

RealFeel Shade™88°

Heat Index87°

WindSW 7 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts8 mph

Humidity79%

Indoor Humidity79% (Extremely Humid)

Dew Point75° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

6 PM

81°

RealFeel® 90°

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.

34%

Intermittent clouds

RealFeel Shade™87°

Heat Index87°

WindSW 7 mph

Air QualityFair

Max UV Index1.6 (Low)

Wind Gusts8 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™6 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling22400 ft

7 PM

80°

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.

34%

Intermittent clouds

RealFeel Shade™86°

Heat Index84°

WindSW 6 mph

Air QualityFair

Max UV Index1.0 (Low)

Wind Gusts7 mph

Humidity83%

Indoor Humidity83% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™5 (Medium)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

78°

RealFeel® 85°

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.

34%

Mostly sunny

RealFeel Shade™85°

Heat Index80°

WindSSW 6 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts7 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

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.

34%

Mostly clear

WindS 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity95%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

74°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

37%

Mostly clear

WindSSE 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity100%

Indoor Humidity95% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

73°

RealFeel® 79°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

43%

Mostly clear

WindSSE 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity100%

Indoor Humidity95% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Belleville

AccuWeather's hourly forecast for Belleville provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 80° with a RealFeel® of 88°, mostly cloudy w/ t-storms with a 47% 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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