• Today

    Sep 19

    75°Lo 58°

    Partly sunny and pleasant

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

    Sep 20

    81°Lo 58°

    Cloudy, then some sun, warm

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

    Sep 21

    86°Lo 57°

    A t-storm in the afternoon

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

    Sep 22

    72°Lo 48°

    Partly sunny and cooler

    Moderate ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      8 mph
    • Cloud
      Cover
      26%
    more
  • Tue

    Sep 23

    74°Lo 49°

    Mostly sunny and pleasant

    Ragweed Pollen Weather
    • Precip
      6%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      11%
    more
Next Previous
Next 8 hours >
  Fri
12am
1am 2am 3am 4am 5am 6am 7am
  12am 1am 2am 3am 4am 5am 6am 7am
Forecast
Clear
Clear
Clear
Partly Cloudy
Partly Cloudy
Mostly Cloudy
Cloudy
Partly Cloudy
Temp (°F) 54° 54° 52° 52° 54° 54° 53° 53°
RealFeel® 55° 55° 53° 51° 55° 51° 50° 50°
Humidity 100% 100% 100% 100% 86% 93% 89% 93%
   
  12am 1am 2am 3am 4am 5am 6am 7am
Rain
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
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  12am 1am 2am 3am 4am 5am 6am 7am
Wind (mph) 0 0 0 3 NNE 0 5 NNE 5 NNE 5 NNE
UV Index 0 0 0 0 0 0 0 0
Cloud Cover 2% 2% 3% 35% 35% 75% 65% 65%
Dew Point 54° 54° 52° 52° 50° 52° 50° 51°
Middle Grid line 55 F Middle Grid line 50 F

Temperature History - Sep 19

more Historical Weather Data >
  Today Normal Record 9/19/2013
High 75° 79° N/A 79°
Low 58° 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 19, 2014; 2:11 AM ET

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

Fri. Pollen

Fri. Dust & Dander

Fri. Wind Maps