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Herndon, VA

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Winter Center
Today Hourly Daily Radar MinuteCast® Monthly Air Quality Health & Activities
Friday, September 5

Day

9/5
89°Hi
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
RealFeel Shade™ 86°
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
Mostly sunny and very warm

Max UV Index7.0 (High)

AccuLumen Brightness Index™9 (Very Bright)

WindS 8 mph

Wind Gusts24 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover11%

Morning

Afternoon

Night

9/5
65°Lo
RealFeel® 65°
Pleasant
RealFeel Guide
Pleasant
63° to 81°
Most consider this temperature range ideal.
LEARN MORE
Clear to partly cloudy and humid

WindS 6 mph

Wind Gusts15 mph

Probability of Precipitation2%

Probability of Thunderstorms0%

Precipitation0.00 in

Cloud Cover17%

Evening

Overnight

Sun & Moon

12 hrs 52 mins
Rise 6:42 AM
Set 7:34 PM
Waxing Gibbous
Rise 6:40 PM
Set 5:13 AM

Temperature History

9/5
High
Low
Forecast
89°
65°
Average
83°
62°
Last Year
78°
52°
Record
99°
2023
42°
1997

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World North America United States Virginia Herndon

Weather Near Herndon:

  • Alexandria, VA
  • Germantown, MD
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