• Today

    Sep 21

    86°Lo 57°

    An afternoon thunderstorm

    Good for driving
    • Precip
      55%
    • Hours of Precip
      1.5
    • Rain
      0.11 in
  • Mon

    Sep 22

    73°Lo 45°

    Partly sunny; breezy, cooler

    Excellent for driving
    • Precip
      5%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Tue

    Sep 23

    72°Lo 50°

    Mostly sunny and pleasant

    Excellent for driving
    • Precip
      2%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Wed

    Sep 24

    75°Lo 52°

    Sunny and pleasant

    Excellent for driving
    • Precip
      8%
    • Hours of Precip
      0
    • Rain
      0 in
    more
  • Thu

    Sep 25

    74°Lo 52°

    Partly sunny and pleasant

    Excellent for driving
    • Precip
      11%
    • Hours of Precip
      0
    • Rain
      0 in
    more
Next Previous
Hi 86° RealFeel® 88° Precipitation 55%

Day

N

E

S

W

  • WSW 4 mph
  • Gusts: 11 mph

Very warm and humid with partial sunshine; an afternoon shower or thunderstorm around

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.05 in
  • Rain: 0.05 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 57° RealFeel® 54° Precipitation 55%

Night

N

E

S

W

  • NW 5 mph
  • Gusts: 11 mph

Partly cloudy with a shower or thunderstorm around

  • Max UV Index: N/A
  • Thunderstorms: 40%
  • Precipitation: 0.06 in
  • Rain: 0.06 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs

Temperature History - Sep 21

more Historical Weather Data >
  Today Normal Record 9/21/2013
High 86° 78° N/A 73°
Low 57° 57° N/A 57°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:56 AM with 12:12 of sunlight, then sets at 7:08 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 4:29 AM with 13:14 of moolight, then sets at 5:43 PM

Top Story

Frederick Weather Report

DC: September Temperature Roller Coaster to Continue

September 21, 2014; 4:44 AM ET

In keeping with tradition, temperatures will continue their up-and-down cycle during the second half of September around Washington, D.C. more >

Travel Weather Forecast

Sep 20, 2014; 9:02 PM ET United States travel weather forecast

Sun. Travel Weather

48 Hour Precipitation Forecast

Sun. Driving Weather