• Tonight

    Apr 16

    Lo 27°

    Clear and cold

    Dust & Dander Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      50 - Moderate
  • Thu

    Apr 17

    59°Lo 34°

    Times of clouds and sun

    High indoor dust & dander levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      50 - Moderate
    more
  • Fri

    Apr 18

    59°Lo 39°

    Some sun, then clouds

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

    Apr 19

    69°Lo 33°

    Times of clouds and sun

    Moderate indoor dust & dander levels
    • Precip
      12%
    • Wind
      Speed
      12 mph
    • Cloud
      Cover
      70%
    more
  • Sun

    Apr 20

    64°Lo 37°

    Intervals of clouds and sun

    Moderate indoor dust & dander levels
    • Precip
      9%
    • Wind
      Speed
      6 mph
    • Cloud
      Cover
      46%
    more
Next Previous
Hi 49° RealFeel® 58° Precipitation 1%

Day

N

E

S

W

  • N 8 mph
  • Gusts: 25 mph

Chilly with plenty of sunshine

  • Max UV Index: 7 (High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 27° RealFeel® 26° Precipitation 7%

Night

N

E

S

W

  • N 3 mph
  • Gusts: 6 mph

Clear and cold; there will be a freeze

  • 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

Frederick Pollen Levels - April 16

  • Extreme
  • Very High
  • High
  • Moderate
  • Low
  • Grass

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Moderate

  • Mold

    Pollen

    Low

Temperature History - Apr 16

more Historical Weather Data >
  Today Normal Record 4/16/2013
High 49° 68° N/A 75°
Low 27° 45° N/A 52°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:31 AM with 13:17 of sunlight, then sets at 7:48 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:29 PM with 10:32 of moolight, then sets at 8:01 AM

Top Story

Frederick Weather Report

DC: Gradual Turn to Milder Weather into Easter Weekend

April 16, 2014; 3:42 PM ET

The return of noticeably milder air to Washington, D.C., will coincide with this Easter weekend. more >

Is it a Cold or the Flu?

Apr 7, 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?

Wed. Pollen

Wed. Dust & Dander

Wed. Wind Maps