• Early AM

    Apr 25

    Lo 42°

    Partly to mostly cloudy

    Migraine Headache Weather
    • Hi
      RealFeel
      55°
    • UV
      7 - High
    • Cloud
      Cover
      57%
    more
  • Today

    Apr 25

    66°Lo 44°

    Rain and a thunderstorm

    Beneficial weather for migraines
    • Hi
      RealFeel
      65°
    • UV
      5 - Moderate
    • Cloud
      Cover
      83%
  • Sat

    Apr 26

    73°Lo 44°

    A thunderstorm in spots

    Beneficial weather for migraines
    • Hi
      RealFeel
      71°
    • UV
      7 - High
    • Cloud
      Cover
      36%
    more
  • Sun

    Apr 27

    66°Lo 41°

    Sun mixing with clouds

    Beneficial weather for migraines
    • Hi
      RealFeel
      65°
    • UV
      7 - High
    • Cloud
      Cover
      28%
    more
  • Mon

    Apr 28

    66°Lo 47°

    Intervals of clouds and sun

    Beneficial weather for migraines
    • Hi
      RealFeel
      71°
    • UV
      6 - High
    • Cloud
      Cover
      65%
    more
Next Previous
Hi 66° RealFeel® 65° Precipitation 69%

Day

N

E

S

W

  • SSE 9 mph
  • Gusts: 17 mph

Some sun, then turning cloudy with periods of rain and a thunderstorm this afternoon

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 39%
  • Precipitation: 0.69 in
  • Rain: 0.69 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs
Lo 44° RealFeel® 34° Precipitation 55%

Night

N

E

S

W

  • NW 12 mph
  • Gusts: 23 mph

Some rain and a thunderstorm this evening; clouds breaking, breezy

  • Max UV Index: N/A
  • Thunderstorms: 30%
  • Precipitation: 0.08 in
  • Rain: 0.08 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Apr 25

more Historical Weather Data >
  Today Normal Record 4/25/2013
High 66° 70° 92° (2009) 64°
Low 44° 45° 29° (1969) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:19 AM with 13:37 of sunlight, then sets at 7:56 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:04 AM with 12:14 of moolight, then sets at 4:18 PM

Top Story

Herndon Weather Report

DC: No Signs of Lasting Warmth Just Yet

April 25, 2014; 1:00 AM ET

The weather pattern through this weekend will bring temperatures fairly typical for this time of the year around Washington, D.C. more >

Is it a Cold or the Flu?

Apr 19, 2014; 5:00 AM ET Symptoms caused by the common cold can often resemble those associated with the influenza virus, so how do you differentiate between the two?

Fri. Migraine Headache

Fri. UV Index