Herndon, VA Weather Forecast

Today's Weather

Thu, Jul 9

Humid this morning; partly sunny with a couple of showers and a heavy thunderstorm; thunderstorms can bring flash flooding and localized damaging wind gusts Hi: 84°

Tonight: A thunderstorm in spots early this evening; otherwise, partly cloudy and humid; thunderstorms can bring flash flooding and localized damaging wind gusts Lo: 69°

Current Weather

10:54 AM

Looking Ahead

Watch for a heavy thunderstorm tomorrow afternoon

Herndon Weather Radar

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Clouds

Temperature

Hourly Weather

10-Day Weather Forecast

Today

7/9

84° 69°

Showers and a heavier t-storm

Night: Humid; a t-storm around early

98%

Fri

7/10

89° 73°

A heavy t-storm in the p.m.

Clouds breaking; humid

55%

Sat

7/11

85° 69°

A couple of morning showers

Rather cloudy

87%

Sun

7/12

85° 65°

A couple of morning showers

Mainly clear

61%

Mon

7/13

85° 63°

Sunny to partly cloudy

Clear

Tue

7/14

90° 66°

Plenty of sunshine

Clear

Wed

7/15

97° 69°

Mostly sunny and very hot

Mainly clear

Thu

7/16

93° 69°

Mostly sunny and hot

A crystal-clear sky

Fri

7/17

92° 68°

Hot with plenty of sunshine

A crystal-clear sky

Sat

7/18

93° 70°

Mostly sunny and hot

Mainly clear

Sun & Moon

14 hrs 45 mins

Rise 5:52 AM

Set 8:37 PM

Waning Crescent

Rise 1:07 AM

Set 3:48 PM

Air Quality

Air Quality Fair

The air quality is generally acceptable for most individuals. However, sensitive groups may experience minor to moderate symptoms from long-term exposure.