• Early AM

    Sep 1

    Lo 71°

    A couple of showers and thunderstorms

    Ragweed Pollen Weather
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Today

    Sep 1

    86°Lo 69°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
  • Tue

    Sep 2

    92°Lo 68°

    An afternoon thunderstorm

    Low ragweed pollen levels
    • Grass
      Pollen
      2 - Low
    • Ragweed
      Pollen
      5 - Low
    • Tree
      Pollen
      0 - Low
    more
  • Wed

    Sep 3

    88°Lo 62°

    Clearing and humid

    Low ragweed pollen levels
    • Precip
      5%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      16%
    more
  • Thu

    Sep 4

    88°Lo 66°

    Mostly sunny

    Low ragweed pollen levels
    • Precip
      7%
    • Wind
      Speed
      5 mph
    • Cloud
      Cover
      20%
    more
Next Previous
Hi 86° RealFeel® 94° Precipitation 55%

Day

N

E

S

W

  • WSW 5 mph
  • Gusts: 9 mph

Humid with periods of clouds and sunshine; a shower or thunderstorm around this afternoon

  • Max UV Index: 4 (Moderate)
  • Thunderstorms: 60%
  • 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 69° RealFeel® 69° Precipitation 15%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 4 mph

Partly cloudy and humid

  • Max UV Index: N/A
  • Thunderstorms: 24%
  • 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 - September 1

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Sep 1

more Historical Weather Data >
  Today Normal Record 9/1/2013
High 86° 84° N/A 90°
Low 69° 64° N/A 66°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 13:03 of sunlight, then sets at 7:41 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:20 PM with 10:22 of moolight, then sets at 11:42 PM

Top Story

Frederick Weather Report

DC: Summer Heat to Hold Beyond Labor Day

September 1, 2014; 2:25 AM ET

Labor Day weekend traditionally marks the unofficial end to summer, but the weather has another idea in mind around Washington, D.C., with a prolonged stretch of summer heat underway. more >

Mon. Pollen

Mon. Dust & Dander

Mon. Wind Maps