• Today

    Sep 17

    78°Lo 55°

    Sunny and pleasant

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Thu

    Sep 18

    77°Lo 51°

    Mostly sunny and pleasant

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
    more
  • Fri

    Sep 19

    74°Lo 56°

    Partly sunny and pleasant

    Moderate ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      30 - Moderate
    • Tree
      Pollen
      0 - Low
  • Sat

    Sep 20

    80°Lo 59°

    Clearing

    Moderate ragweed pollen levels
    • Precip
      25%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      70%
    more
  • Sun

    Sep 21

    85°Lo 60°

    Partial sunshine

    Ragweed Pollen Weather
    • Precip
      18%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      38%
    more
Next Previous
Hi 74° RealFeel® 76° Precipitation 8%

Day

N

E

S

W

  • ESE 4 mph
  • Gusts: 8 mph

Partly sunny and pleasant

  • 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 56° RealFeel® 54° Precipitation 25%

Night

N

E

S

W

  • SSE 3 mph
  • Gusts: 7 mph

Clear to partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 20%
  • 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 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 74° 79° N/A 79°
Low 56° 58° N/A 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:54 AM with 12:18 of sunlight, then sets at 7:12 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 2:39 AM with 13:59 of moolight, then sets at 4:38 PM

Top Story

Frederick 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 >

Fri. Dust & Dander

Fri. Wind Maps