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Gaithersburg, MD Weather

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12 PM

81°

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.

20%

Partly sunny

RealFeel Shade™84°

Heat Index84°

WindWNW 6 mph

Air QualityPoor

Max UV Index8.1 (Very High)

Wind Gusts9 mph

Humidity71%

Indoor Humidity71% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover33%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

83°

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.

13%

Mostly sunny

RealFeel Shade™87°

Heat Index88°

WindW 6 mph

Air QualityPoor

Max UV Index8.9 (Very High)

Wind Gusts7 mph

Humidity65%

Indoor Humidity65% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™9 (Very Bright)

Cloud Cover22%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

84°

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.

0%

Partly sunny

RealFeel Shade™88°

Heat Index89°

WindW 6 mph

Air QualityPoor

Max UV Index8.1 (Very High)

Wind Gusts7 mph

Humidity62%

Indoor Humidity62% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

86°

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.

0%

Partly sunny

RealFeel Shade™89°

Heat Index90°

WindWSW 6 mph

Air QualityPoor

Max UV Index6.1 (High)

Wind Gusts7 mph

Humidity59%

Indoor Humidity59% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

87°

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%

Partly sunny

RealFeel Shade™90°

Heat Index92°

WindWSW 6 mph

Air QualityPoor

Max UV Index4.2 (Moderate)

Wind Gusts7 mph

Humidity56%

Indoor Humidity56% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

86°

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.

0%

Partly sunny

RealFeel Shade™88°

Heat Index90°

WindWSW 7 mph

Air QualityPoor

Max UV Index2.8 (Moderate)

Wind Gusts12 mph

Humidity58%

Indoor Humidity58% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

6 PM

85°

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.

0%

Partly sunny

RealFeel Shade™87°

Heat Index89°

WindSW 6 mph

Air QualityFair

Max UV Index1.7 (Low)

Wind Gusts9 mph

Humidity61%

Indoor Humidity61% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover46%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

83°

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™87°

Heat Index87°

WindSSW 6 mph

Air QualityPoor

Max UV Index0.8 (Low)

Wind Gusts7 mph

Humidity66%

Indoor Humidity66% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover48%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

80°

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.

7%

Partly sunny

RealFeel Shade™85°

Heat Index84°

WindS 6 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts6 mph

Humidity74%

Indoor Humidity74% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

78°

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.

7%

Partly cloudy

WindSSW 6 mph

Air QualityPoor

Wind Gusts6 mph

Humidity82%

Indoor Humidity82% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

75°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

7%

Partly cloudy

WindSSW 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity90%

Indoor Humidity90% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

74°

RealFeel® 79°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

7%

Partly cloudy

WindSSW 5 mph

Air QualityPoor

Wind Gusts6 mph

Humidity94%

Indoor Humidity94% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Gaithersburg

AccuWeather's hourly forecast for Gaithersburg provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 81° with a RealFeel® of 95°, partly sunny with a 20% 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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