For Business
|
Warnings
Data Suite
Forensics
Advertising
Superior Accuracy™

Fall is right around the corner. Read AccuWeather's U.S. fall forecast

McLean, VA

Location

Location News Videos

Use Current Location

Recent

McLean

Virginia

No results found.

Try searching for a city, zip code or point of interest.

Create Your Account Unlock extended daily and hourly forecasts — all with your free account.

Have an account already? Log In

settings

McLean, VA Weather

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

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

News & Features

Astronomy

Business

Climate

Health

Recreation

Sports

Travel

For Business

Warnings

Data Suite

Forensics

Advertising

Superior Accuracy™

Video

Winter Center

Hourly

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

View hourly forecasts 10-days ahead

Activate Your Premium+ Subscription

12 PM

90°

RealFeel® 102°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

7%

Partly sunny

RealFeel Shade™93°

Heat Index96°

WindW 7 mph

Air QualityPoor

Max UV Index8.3 (Very High)

Wind Gusts9 mph

Humidity53%

Indoor Humidity53% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

1 PM

92°

RealFeel® 103°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

11%

Partly sunny

RealFeel Shade™94°

Heat Index98°

WindW 8 mph

Air QualityPoor

Max UV Index9.1 (Very High)

Wind Gusts10 mph

Humidity49%

Indoor Humidity49% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

2 PM

94°

RealFeel® 104°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

25%

Partly sunny

RealFeel Shade™96°

Heat Index99°

WindW 8 mph

Air QualityPoor

Max UV Index8.3 (Very High)

Wind Gusts12 mph

Humidity46%

Indoor Humidity46% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

3 PM

95°

RealFeel® 104°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

25%

Partly sunny

RealFeel Shade™97°

Heat Index101°

WindWSW 8 mph

Air QualityFair

Max UV Index6.2 (High)

Wind Gusts13 mph

Humidity44%

Indoor Humidity44% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

4 PM

94°

RealFeel® 101°

Very Hot

RealFeel Guide

Very Hot

101° to 107°

Caution advised. Danger of dehydration, heat stroke, heat exhaustion and heat cramps if outside for extended periods, and especially while doing strenuous activities.

31%

Partly sunny

RealFeel Shade™96°

Heat Index100°

WindSW 8 mph

Air QualityFair

Max UV Index4.3 (Moderate)

Wind Gusts14 mph

Humidity46%

Indoor Humidity46% (Very Humid)

Dew Point70° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

5 PM

92°

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.

51%

Partly sunny w/ t-storms

RealFeel Shade™93°

Heat Index100°

WindSW 8 mph

Air QualityFair

Max UV Index2.7 (Moderate)

Wind Gusts14 mph

Humidity51%

Indoor Humidity51% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Rain0.05 in

Visibility5 mi

Cloud Ceiling30000 ft

6 PM

90°

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.

47%

Partly sunny

RealFeel Shade™93°

Heat Index97°

WindSSW 8 mph

Air QualityFair

Max UV Index1.8 (Low)

Wind Gusts13 mph

Humidity53%

Indoor Humidity53% (Very Humid)

Dew Point71° F

AccuLumen Brightness Index™8 (Bright)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

7 PM

88°

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.

43%

Partly sunny

RealFeel Shade™93°

Heat Index94°

WindSSW 8 mph

Air QualityPoor

Max UV Index0.8 (Low)

Wind Gusts13 mph

Humidity58%

Indoor Humidity58% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™4 (Dull)

Cloud Cover45%

Visibility10 mi

Cloud Ceiling30000 ft

8 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.

47%

Intermittent clouds

RealFeel Shade™90°

Heat Index92°

WindS 7 mph

Air QualityPoor

Max UV Index0.0 (Low)

Wind Gusts12 mph

Humidity67%

Indoor Humidity67% (Extremely Humid)

Dew Point73° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

9 PM

82°

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.

51%

Mostly cloudy w/ t-storms

Heat Index88°

WindS 6 mph

Air QualityPoor

Wind Gusts9 mph

Humidity78%

Indoor Humidity78% (Extremely Humid)

Dew Point74° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Rain0.15 in

Visibility4 mi

Cloud Ceiling2000 ft

10 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.

47%

Intermittent clouds

Heat Index80°

WindSSW 6 mph

Air QualityPoor

Wind Gusts7 mph

Humidity80%

Indoor Humidity80% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling4000 ft

11 PM

76°

RealFeel® 80°

Pleasant

RealFeel Guide

Pleasant

63° to 81°

Most consider this temperature range ideal.

33%

Intermittent clouds

WindSW 6 mph

Air QualityPoor

Wind Gusts6 mph

Humidity88%

Indoor Humidity88% (Extremely Humid)

Dew Point72° F

AccuLumen Brightness Index™0 (Dark)

Cloud Cover70%

Visibility10 mi

Cloud Ceiling30000 ft

Hourly Weather Forecast for McLean

AccuWeather's hourly forecast for McLean provides hour-by-hour temperatures, RealFeel® Temperature, and precipitation probability through the next 10 days. The current hour shows 90° with a RealFeel® of 102°, partly sunny with a 7% 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.

Further Ahead

Tomorrow

Wednesday

10-Day

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Weather Forecasts

Fall forecast 2026: Summer warmth may linger as El Niño intensifies

4 hours ago

Weather News

Powerful earthquake strikes Colombia, injuries reported

11 minutes ago

Severe Weather

Storms to threaten Midwest, Appalachians with flash flooding

5 hours ago

Astronomy

Perseid meteor shower peaks Wednesday night under ideal conditions

2 hours ago

Hurricane

Tropics showing signs of life in the Atlantic

5 hours ago

Featured Stories

Weather News

The most expensive insured weather threat isn’t hurricanes anymore

2 days ago

Weather News

Sesame Street takes on extreme weather with new special, family resour...

2 days ago

Astronomy

Mars rover watches Earth disappear in the sky

3 days ago

Climate

Extreme weather is drying up Europe’s rivers in crisis seen from space

2 days ago

Recreation

This newly discovered spider looks like it's smiling

4 days ago

World North America United States Virginia McLean

Weather Near McLean:

Alexandria, VA
Germantown, MD
Washington, DC

Company

Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us

Products & Services

For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations

Apps & Downloads

iPhone App Android App See all Apps & Downloads

Subscription Services

AccuWeather Premium AccuWeather Professional

More

AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center

Company

Proven Superior Accuracy™ About AccuWeather Digital Advertising Careers Press Contact Us

Products & Services

For Business For Partners For Advertising AccuWeather APIs AccuWeather Connect Personal Weather Stations

Apps & Downloads

iPhone App Android App See all Apps & Downloads

Subscription Services

AccuWeather Premium AccuWeather Professional

More

AccuWeather Ready Business Health Hurricane Leisure and Recreation Severe Weather Space and Astronomy Sports Travel Weather News Winter Center

© 2026 AccuWeather, Inc. "AccuWeather" and sun design are registered trademarks of AccuWeather, Inc. All Rights Reserved.

Terms of Use | Privacy Policy | Cookie Policy | About Your Privacy Do Not Sell or Share My Personal Information | Data Sources

...

...

...