• Early AM

    May 28

    Lo 67°

    Partly cloudy

    Bicycling Weather
    • Precip
      9%
    • Hours of Precip
      0.5
    • Wind
      Gust
      7 mph
    more
  • Today

    May 28

    89°Lo 63°

    Warm and muggy with some sun

    Very Good for biking
    • Precip
      13%
    • Hours of Precip
      0
    • Wind
      Gust
      8 mph
  • Sun

    May 29

    81°Lo 66°

    Turning cloudy, p.m. rain

    Very Good for biking
    • Precip
      54%
    • Hours of Precip
      1
    • Wind
      Gust
      12 mph
    more
  • Mon

    May 30

    79°Lo 60°

    A p.m. t-storm in spots

    Poor for biking
    • Precip
      12%
    • Hours of Precip
      0
    • Wind
      Gust
      5 mph
    more
  • Tue

    May 31

    86°Lo 58°

    Sunny and humid

    Good for biking
    • Precip
      15%
    • Hours of Precip
      0
    • Wind
      Gust
      5 mph
    more
Next Previous
Hi 89° RealFeel® 98° Precipitation 25%

Day

N

E

S

W

  • SSE 6 mph
  • Gusts: 9 mph

Partly sunny, very warm and muggy; high levels of ozone will lead to poor air quality

  • Max UV Index: 7 (High)
  • Thunderstorms: 24%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 63° RealFeel® 64° Precipitation 13%

Night

N

E

S

W

  • SSE 4 mph
  • Gusts: 8 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

Temperature History - May 28

more Historical Weather Data >
  Today Normal Record 5/28/2015
High 89° 80° N/A 90°
Low 63° 58° N/A 63°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:46 AM with 14:42 of sunlight, then sets at 8:28 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 12:58 AM with 11:03 of moolight, then sets at 12:01 PM

Frederick Weather Report

Tropical moisture to dampen Memorial Day celebrations from DC to NYC, Boston

May 28, 2016; 2:43 AM ET

Tropical moisture may put outdoor Memorial Day plans in jeopardy from Washington D.C., to Boston on Monday. more >

Is Your Outdoor Gear Waterproof?

Dec 5, 2012; 5:00 AM ET Now that it's cold enough to hit the slopes, you may want to look more closely at what materials your winter sports gear is made of. As it turns out, not all waterproofing is created equal.