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Lemont, PA

73°F
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Lemont

Pennsylvania

73°
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Lemont, PA Weather
Today WinterCast Local {stormName} Tracker Hourly 10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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7 AM

74°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Sunny
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™74°

WindSW 7 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts8 mph

Humidity80%

Indoor Humidity80% (Very Humid)

Dew Point67° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover8%

Visibility10 mi

Cloud Ceiling34000 ft

8 AM

76°
RealFeel® 80°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™77°

WindW 6 mph

Air QualityFair

Max UV Index2.1 (Low)

Wind Gusts9 mph

Humidity77%

Indoor Humidity77% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

9 AM

78°
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
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™79°

WindW 7 mph

Air QualityFair

Max UV Index3.3 (Moderate)

Wind Gusts12 mph

Humidity74%

Indoor Humidity74% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

10 AM

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.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™82°

Heat Index83°

WindW 8 mph

Air QualityFair

Max UV Index4.8 (Moderate)

Wind Gusts15 mph

Humidity69%

Indoor Humidity69% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

11 AM

83°
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 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™85°

Heat Index87°

WindW 8 mph

Air QualityFair

Max UV Index7.2 (High)

Wind Gusts16 mph

Humidity63%

Indoor Humidity63% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

12 PM

86°
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.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™87°

Heat Index90°

WindW 9 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts20 mph

Humidity57%

Indoor Humidity57% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

1 PM

89°
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 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™89°

Heat Index92°

WindWNW 10 mph

Air QualityFair

Max UV Index10.4 (Very High)

Wind Gusts22 mph

Humidity51%

Indoor Humidity51% (Very Humid)

Dew Point69° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

2 PM

91°
RealFeel® 98°
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 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™90°

Heat Index94°

WindWNW 12 mph

Air QualityFair

Max UV Index9.4 (Very High)

Wind Gusts25 mph

Humidity46%

Indoor Humidity46% (Very Humid)

Dew Point68° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

3 PM

92°
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 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™91°

Heat Index95°

WindWNW 12 mph

Air QualityPoor

Max UV Index7.2 (High)

Wind Gusts25 mph

Humidity42%

Indoor Humidity42% (Humid)

Dew Point66° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

4 PM

91°
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 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™89°

Heat Index92°

WindWNW 12 mph

Air QualityPoor

Max UV Index4.8 (Moderate)

Wind Gusts27 mph

Humidity42%

Indoor Humidity42% (Humid)

Dew Point65° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

5 PM

89°
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.
LEARN MORE
rain drop 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™87°

Heat Index90°

WindWNW 10 mph

Air QualityPoor

Max UV Index3.3 (Moderate)

Wind Gusts27 mph

Humidity41%

Indoor Humidity41% (Humid)

Dew Point63° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

6 PM

88°
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 0%
Chevron down
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™85°

Heat Index88°

WindWNW 9 mph

Air QualityPoor

Max UV Index2.1 (Low)

Wind Gusts23 mph

Humidity42%

Indoor Humidity42% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

7 PM

85°
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
Hazy sunshine
alerts

Heat Advisory

11:00 AM Tuesday - 8:00 PM Wednesday

RealFeel Shade™83°

Heat Index86°

WindWNW 8 mph

Air QualityFair

Max UV Index1.2 (Low)

Wind Gusts18 mph

Humidity45%

Indoor Humidity45% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover31%

Visibility5 mi

Cloud Ceiling30000 ft

8 PM

82°
RealFeel® 81°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly sunny

RealFeel Shade™81°

Heat Index83°

WindWNW 7 mph

Air QualityFair

Max UV Index0.3 (Low)

Wind Gusts14 mph

Humidity49%

Indoor Humidity49% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

80°
RealFeel® 78°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

Heat Index80°

WindWNW 6 mph

Air QualityFair

Wind Gusts12 mph

Humidity56%

Indoor Humidity56% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover20%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

77°
RealFeel® 76°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
rain drop 0%
Chevron down
Mostly clear

WindWNW 6 mph

Air QualityFair

Wind Gusts9 mph

Humidity61%

Indoor Humidity61% (Humid)

Dew Point63° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

79°
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 0%
Chevron down
Mostly clear

Heat Index80°

WindNW 5 mph

Air QualityFair

Wind Gusts7 mph

Humidity73%

Indoor Humidity73% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover10%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Lemont

AccuWeather's hourly forecast for Lemont provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 74° with a RealFeel® of 76°, 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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  • Johnstown, PA
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