• Today

    Jul 12

    88°Lo 69°

    A thunderstorm in spots

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

    Jul 13

    89°Lo 72°

    An afternoon t-storm or two

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

    Jul 14

    89°Lo 66°

    Showers and a heavier t-storm

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

    Jul 15

    82°Lo 61°

    Heavy t-storms; mostly cloudy

    Low ragweed pollen levels
    • Precip
      75%
    • Wind
      Speed
      7 mph
    • Cloud
      Cover
      70%
    more
  • Wed

    Jul 16

    81°Lo 58°

    Partly sunny and pleasant

    Ragweed Pollen Weather
    • Precip
      23%
    • Wind
      Speed
      4 mph
    • Cloud
      Cover
      28%
    more
Next Previous
Hi 88° RealFeel® 98° Precipitation 40%

Day

N

E

S

W

  • SSW 6 mph
  • Gusts: 10 mph

Partly sunny with a shower or thunderstorm in spots this afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 43%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 69° RealFeel® 67° Precipitation 12%

Night

N

E

S

W

  • S 3 mph
  • Gusts: 7 mph

Partly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 15%
  • 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 - July 12

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

    Pollen

    Low

  • Weed

    Pollen

    Low

  • Tree

    Pollen

    Low

  • Mold

    Pollen

    Low

Temperature History - Jul 12

more Historical Weather Data >
  Today Normal Record 7/12/2013
High 88° 89° N/A 73°
Low 69° 68° N/A 64°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:44 of sunlight, then sets at 8:37 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:38 PM with 10:43 of moolight, then sets at 7:21 AM

Top Story

Frederick Weather Report

DC: Severe Storm, Flooding Threat to Start the New Week

July 12, 2014; 12:43 PM ET

The risk of severe thunderstorms and flash flooding will ramp up quickly for the start of the new week. more >

Battling the Common Cold

Jun 23, 2014; 5:00 AM ET Marja Martinez talks about identifying and fighting the common cold.

Sat. Pollen

Sat. Dust & Dander

Sat. Wind Maps