• Tonight

    Apr 20

    Lo 32°

    Clear and chilly

    Dust & Dander Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
  • Mon

    Apr 21

    74°Lo 44°

    Mostly sunny and pleasant

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Tue

    Apr 22

    72°Lo 44°

    An afternoon t-storm or two

    Low indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      0 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Wed

    Apr 23

    63°Lo 36°

    Partly sunny and breezy

    Low indoor dust & dander levels
    • Precip
      3%
    • Wind
      Speed
      14 mph
    • Cloud
      Cover
      26%
    more
  • Thu

    Apr 24

    69°Lo 49°

    A full day of sunshine

    Low indoor dust & dander levels
    • Precip
      8%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      9%
    more
Next Previous
Clear 52° RealFeel® 52°

N

E

S

W

  • Humidity: 53%
  • Pressure: 30.35 in
  • UV Index: 0
  • Cloud Cover: 0%
  • Ceiling: 35400 ft
  • Dew Point: 36° F
  • Visibility: 10 mi
3 mph

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:26 AM with 13:26 of sunlight, then sets at 7:52 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:30 AM with 10:14 of moolight, then sets at 10:44 AM

Temperature Summary - 9:13 PM

  Temp (°F)
Now 52°
Yesterday 54°
RealFeel® 52°
RealFeel® Shade 52°
Wind Chill 52°
Dew Point 36°
  Hi / Lo
Previous 6 Hours 64°
  52°
Previous 12 Hours 64°
  52°
Previous 24 Hours 64°
  41°

Temperature History - Apr 20

more Historical Weather Data >
  Today Normal Record 4/20/2013
High 64° 70° N/A 57°
Low 32° 46° N/A 37°

Precipitation Summary - 9:13 PM

  Amount (in)
Previous 1 Hour 0
Previous 3 Hours 0
Previous 6 Hours 0
Previous 9 Hours 0
Previous 12 Hours 0
Previous 18 Hours 0
Previous 24 Hours 0
Top Story

Frederick Weather Report

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April 20, 2014; 6:25 PM ET

Temperatures will remain on the spring roller coaster ride this week in Washington, D.C. more >

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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?

Sun. Pollen

Sun. Dust & Dander

Sun. Wind Maps