• Tonight

    Aug 29

    Lo 64°

    Mainly clear

    Ragweed Pollen Weather
    • Grass
      Pollen
      3 - Moderate
    • Ragweed
      Pollen
      3 - Moderate
    • Tree
      Pollen
      1 - Low
    more
  • Tue

    Aug 30

    88°Lo 65°

    Mostly sunny and less humid

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

    Aug 31

    90°Lo 68°

    Humid with periods of sun

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

    Sep 1

    82°Lo 60°

    Not as hot

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

    Sep 2

    80°Lo 56°

    Partly sunny and breezy

    Low ragweed pollen levels
    • Grass
      Pollen
      1 - Low
    • Ragweed
      Pollen
      1 - Low
    • Tree
      Pollen
      1 - Low
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Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2015
High 80° 84° N/A 91°
Low 56° 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

September to start on cooler, less humid note in northeastern US

August 29, 2016; 4:44 PM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

Fri. Dust & Dander

Fri. Wind Maps