Go Back
  • For Business
  • |
  • Warnings
  • Data Suite
  • Forensics
  • Advertising
  • Superior Accuracy™
Severe weather threatens mid-Atlantic into Monday night. | Click to see the impacts. Chevron right

Herndon, PA

67°F
Location Chevron down
Location News Videos
Use Current Location
Recent

Herndon

Pennsylvania

67°
No results found.
Try searching for a city, zip code or point of interest.
Get Premium+
Create Your Account Unlock extended daily and hourly forecasts — all with your free account.
Let's Go Chevron right
Have an account already? Log In
settings
Help
Herndon, PA 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
Today Hourly

10-Day

 Radar MinuteCast® Monthly Air Quality Health & Activities

Unlock extended 90-day forecasts

Activate Your Premium+ Subscription

Chevron right

June 23 - July 7

Tue 6/23

75° /54°
55%
Cloudy this morning with a bit of rain followed by clouds giving way to some sun

RealFeel®76°

RealFeel Shade™72°

Max UV Index5.0 (Moderate)

WindN 9 mph

Hours of Precipitation1

Hours of Rain1

Wed 6/24

81° /56°
3%
Partly sunny

RealFeel®88°

RealFeel Shade™78°

Max UV Index11.0 (Extreme)

WindNW 7 mph

Thu 6/25

85° /64°
55%
Intervals of clouds and sun with a thunderstorm on the prowl in the afternoon

RealFeel®90°

RealFeel Shade™83°

Max UV Index11.0 (Extreme)

WindSSW 7 mph

Hours of Precipitation0.5

Hours of Rain0.5

Fri 6/26

78° /66°
55%
More clouds than sun; humid with a shower in the area

RealFeel®86°

RealFeel Shade™78°

Max UV Index7.0 (High)

WindW 6 mph

Hours of Precipitation1

Hours of Rain1

Sat 6/27

79° /61°
30%
Cloudy and humid with a shower possible

RealFeel®82°

RealFeel Shade™82°

Max UV Index3.0 (Moderate)

WindSE 4 mph

Sun 6/28

84° /58°
25%
Some sunshine

RealFeel®92°

RealFeel Shade™83°

Max UV Index11.0 (Extreme)

WindN 6 mph

Mon 6/29

86° /59°
0%
Mostly sunny

RealFeel®92°

RealFeel Shade™85°

Max UV Index11.0 (Extreme)

WindN 5 mph

Tue 6/30

88° /60°
0%
Partly sunny and very warm

RealFeel®94°

RealFeel Shade™88°

Max UV Index11.0 (Extreme)

WindNE 2 mph

Wed 7/1

88° /64°
58%
A bit of morning rain; otherwise, cloudy and very warm

RealFeel®87°

RealFeel Shade™87°

Max UV Index3.0 (Moderate)

WindSE 7 mph

Hours of Precipitation1.5

Hours of Rain1.5

Thu 7/2

89° /63°
62%
Increasing cloudiness and remaining very warm; a bit of rain in the afternoon

RealFeel®91°

RealFeel Shade™87°

Max UV Index11.0 (Extreme)

WindS 8 mph

Hours of Precipitation1

Hours of Rain1

Fri 7/3

83° /62°
60%
Mostly cloudy; a couple of thunderstorms in the morning followed by a little rain in the afternoon

RealFeel®89°

RealFeel Shade™89°

Max UV Index8.0 (Very High)

WindW 5 mph

Hours of Precipitation2.5

Hours of Rain2.5

Sat 7/4

84° /60°
30%
Some sun with a thunderstorm possible; humid

RealFeel®98°

RealFeel Shade™90°

Max UV Index11.0 (Extreme)

WindN 8 mph

Sun 7/5

83° /61°
20%
Turning cloudy and humid

RealFeel®94°

RealFeel Shade™90°

Max UV Index11.0 (Extreme)

WindNW 2 mph

Mon 7/6

78° /57°
25%
Some sun, then increasing clouds

RealFeel®81°

RealFeel Shade™78°

Max UV Index7.0 (High)

WindNE 1 mph

Tue 7/7

79° /58°
5%
Plenty of sun

RealFeel®88°

RealFeel Shade™78°

Max UV Index11.0 (Extreme)

WindNNW 2 mph

Around the Globe

Hurricane Tracker

Severe Weather

Radar & Maps

News

Video

Winter Center

Top Stories

Severe Weather

Storms, flood threat persist across central US

10 hours ago

Weather Forecasts

Pattern change to bring cooler air, rain to Pacific Northwest

13 hours ago
Live Blog

Live: World Cup 2026 weather updates

LATEST ENTRY

Storms delay entry for France vs. Iraq match in Philadelphia

10 hours ago

Weather News

Utah wildfires force evacuations as crews work in hot, windy weather

13 hours ago

Multiple tornadoes filmed during severe weather outbreak

21 hours ago 0:45
More Stories

Featured Stories

Weather News

Deadly heat grips France, western Europe faces extreme heat wave

12 hours ago

Astronomy

Webb telescope captures ‘sparkling’ stars being born in new image

11 hours ago

Recreation

Black bear injures teen on Washington trail

4 days ago

Astronomy

Meteorological summer vs. astronomical summer explained

4 days ago

Health

Pickle is the pumpkin spice of summer

1 week ago
World North America United States Pennsylvania Herndon

Weather Near Herndon:

  • Scranton, PA
  • Wilkes-Barre, PA
  • Williamsport, PA
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

...

...

...