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Herndon, VA Weather

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

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10-Day Radar MinuteCast® Monthly Air Quality Health & Activities

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5 PM

71°

RealFeel® 72°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

40%

Intermittent clouds

RealFeel Shade™69°

WindN 9 mph

Air QualityExcellent

Max UV Index2.2 (Low)

Wind Gusts16 mph

Humidity73%

Indoor Humidity73% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover54%

Visibility10 mi

Cloud Ceiling7100 ft

6 PM

73°

RealFeel® 74°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

34%

Partly sunny

RealFeel Shade™71°

WindN 8 mph

Air QualityFair

Max UV Index2.2 (Low)

Wind Gusts13 mph

Humidity67%

Indoor Humidity67% (Slightly Humid)

Dew Point62° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover42%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

72°

RealFeel® 72°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

22%

Partly sunny

RealFeel Shade™70°

WindN 7 mph

Air QualityExcellent

Max UV Index1.2 (Low)

Wind Gusts8 mph

Humidity70%

Indoor Humidity70% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™7 (Bright)

Cloud Cover30%

Visibility10 mi

Cloud Ceiling30000 ft

8 PM

69°

RealFeel® 68°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly sunny

RealFeel Shade™68°

WindNNW 6 mph

Air QualityExcellent

Max UV Index0.3 (Low)

Wind Gusts7 mph

Humidity76%

Indoor Humidity76% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™2 (Dark)

Cloud Cover25%

Visibility10 mi

Cloud Ceiling30000 ft

9 PM

67°

RealFeel® 65°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

WindNNW 6 mph

Air QualityFair

Wind Gusts7 mph

Humidity82%

Indoor Humidity78% (Slightly Humid)

Dew Point61° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover14%

Visibility10 mi

Cloud Ceiling30000 ft

10 PM

65°

RealFeel® 64°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

0%

Mostly clear

WindNW 6 mph

Air QualityFair

Wind Gusts6 mph

Humidity86%

Indoor Humidity77% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover12%

Visibility10 mi

Cloud Ceiling30000 ft

11 PM

63°

RealFeel® 62°

Cool

RealFeel Guide

Cool

53° to 62°

Light jacket or sweater may be appropriate.

0%

Mostly clear

WindNW 6 mph

Air QualityFair

Wind Gusts8 mph

Humidity89%

Indoor Humidity75% (Slightly Humid)

Dew Point60° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover11%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for Herndon

AccuWeather's hourly forecast for Herndon provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 71° with a RealFeel® of 72°, intermittent clouds with a 40% 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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Alexandria, VA
Germantown, MD
Washington, DC

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