• Early AM

    Sep 18

    Lo 56°

    Partly cloudy

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Today

    Sep 18

    76°Lo 56°

    Pleasant with clouds and sun

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Sep 19

    73°Lo 58°

    Partly sunny and nice

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sat

    Sep 20

    79°Lo 59°

    Clearing

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sun

    Sep 21

    83°Lo 63°

    Partly sunny and warm

    Very Unlikely for a snow day
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 79° RealFeel® 81° Precipitation 25%

Day

N

E

S

W

  • S 4 mph
  • Gusts: 8 mph

A thick cloud cover in the morning, then times of clouds and sun in the afternoon

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 59° RealFeel® 58° Precipitation 15%

Night

N

E

S

W

  • S 3 mph
  • Gusts: 5 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 - Sep 20

more Historical Weather Data >
  Today Normal Record 9/20/2013
High 79° 78° 94° (1895) 82°
Low 59° 61° 41° (1916) 61°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:15 of sunlight, then sets at 7:09 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:34 AM with 13:35 of moolight, then sets at 5:09 PM

Top Story

Accokeek Weather Report

DC: Remainder of Week to Be Dry, Cool

September 17, 2014; 7:11 AM ET

Rainfall will be scarce around Washington, D.C., this week, but cool air will be plentiful. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.

Sat. Snow Day Potential