• Today

    Aug 30

    88°Lo 64°

    Sunshine and patchy clouds

    Very Good for stargazing
    • Cloud
      Cover
      22%
    • Precip
      11%
    • Hours of Precip
      0
  • Wed

    Aug 31

    89°Lo 68°

    Humid with clouds and sun

    Fair for stargazing
    • Cloud
      Cover
      45%
    • Precip
      40%
    • Hours of Precip
      0.5
    more
  • Thu

    Sep 1

    81°Lo 61°

    Not as warm; an a.m. t-storm

    Good for stargazing
    • Cloud
      Cover
      23%
    • Precip
      9%
    • Hours of Precip
      1
    more
  • Fri

    Sep 2

    78°Lo 58°

    Partly sunny and pleasant

    Excellent for stargazing
    • Cloud
      Cover
      3%
    • Precip
      12%
    • Hours of Precip
      0
    more
  • Sat

    Sep 3

    79°Lo 58°

    Sunny and pleasant

    Excellent for stargazing
    • Cloud
      Cover
      0%
    • Precip
      7%
    • Hours of Precip
      0
    more
Next Previous
Hi 88° RealFeel® 93° Precipitation 7%

Day

N

E

S

W

  • NNE 5 mph
  • Gusts: 9 mph

Sunshine and patchy clouds

  • Max UV Index: 6 (High)
  • Thunderstorms: 1%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 64° RealFeel® 66° Precipitation 11%

Night

N

E

S

W

  • SE 2 mph
  • Gusts: 6 mph

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Aug 30

more Historical Weather Data >
  Today Normal Record 8/30/2015
High 88° 85° 99° (1991) 87°
Low 64° 62° 41° (1986) 64°

Solunar Information for Herndon, VA

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 13:05 of sunlight, then sets at 7:42 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:48 AM with 13:56 of moolight, then sets at 6:44 PM

Thu, Sep 1
New
Fri, Sep 9
First
Fri, Sep 16
Full
Fri, Sep 23
Last

Herndon Weather Report

September to start on cooler, less humid note in northeastern US

August 30, 2016; 1:24 AM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

'Frankenfish' Ready for Market

Dec 7, 2012; 7:08 AM ET A new lab-created meat is waiting for FDA approval that is at once very different and just the same as your favorite fish dinner.

Tue. Stargazing