• Tonight

    Aug 31

    Lo 69°

    A thunderstorm in the area

    Ragweed Pollen Weather
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Thu

    Sep 1

    82°Lo 59°

    Humid with some sun returning

    High ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Fri

    Sep 2

    81°Lo 61°

    Partly sunny and less humid

    Moderate ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
  • Sat

    Sep 3

    71°Lo 59°

    A chance of afternoon rain

    High ragweed pollen levels
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      5 - High
    • Tree
      Pollen
      1 - Low
    more
  • Sun

    Sep 4

    69°Lo 60°

    Mostly cloudy, rain possible

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
    more
Next Previous
Hi 81° RealFeel® 83° Precipitation 8%

Day

N

E

S

W

  • N 7 mph
  • Gusts: 10 mph

Partly sunny and less humid

  • Max UV Index: 6 (High)
  • 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 61° RealFeel® 59° Precipitation 9%

Night

N

E

S

W

  • NNE 7 mph
  • Gusts: 9 mph

Clear

  • 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

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2015
High 81° 84° N/A 91°
Low 61° 63° N/A 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:40 AM with 12:58 of sunlight, then sets at 7:38 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:48 AM with 12:37 of moolight, then sets at 8:25 PM

Frederick Weather Report

Warm fall may jeopardize foliage displays in northeastern US

August 31, 2016; 8:05 PM ET

Though the summer season is winding down, forecasters are predicting a warm start to fall across the Northeast — a weather pattern that could spell bad news for fall foliage lovers. more >

Fri. Dust & Dander

Fri. Wind Maps