• Tue

    Feb 16

    40°Lo 26°

    Rain and ice in the morning

    Fair for biking
    • Precip
      80%
    • Hours of Precip
      15
    • Wind
      Gust
      13 mph
    more
  • Wed

    Feb 17

    40°Lo 27°

    Rain in the afternoon

    Poor for biking
    • Precip
      75%
    • Hours of Precip
      4.5
    • Wind
      Gust
      14 mph
  • Thu

    Feb 18

    46°Lo 29°

    Mostly cloudy

    Good for biking
    • Precip
      19%
    • Hours of Precip
      0
    • Wind
      Gust
      38 mph
    more
  • Fri

    Feb 19

    51°Lo 35°

    Clouds and sun

    Good for biking
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      16 mph
    more
  • Sat

    Feb 20

    63°Lo 36°

    Cloudy and warmer

    Very Good for biking
    • Precip
      15%
    • Hours of Precip
      1
    • Wind
      Gust
      17 mph
    more
Next Previous
Hi 40° RealFeel® 35° Precipitation 75%

Day

N

E

S

W

  • W 8 mph
  • Gusts: 14 mph

Mostly cloudy; a bit of rain and sleet in the morning, then afternoon rain

  • Max UV Index: 2 (Low)
  • Thunderstorms: 1%
  • Precipitation: 0.21 in
  • Rain: 0.2 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 3.5 hrs
Lo 27° RealFeel® 22° Precipitation 40%

Night

N

E

S

W

  • WSW 5 mph
  • Gusts: 8 mph

An evening shower in spots; otherwise, mostly cloudy

  • Max UV Index: N/A
  • Thunderstorms: 1%
  • Precipitation: 0.01 in
  • Rain: 0.01 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs

Temperature History - Feb 17

more Historical Weather Data >
  Today Normal Record 2/17/2015
High 40° 47° N/A 30°
Low 27° 28° N/A 12°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:00 AM with 10:49 of sunlight, then sets at 5:49 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:17 PM with 14:35 of moolight, then sets at 3:52 AM

Frederick Weather Report

DC, Baltimore: Polar vortex to smack region during Valentine's Day weekend

February 11, 2016; 1:58 AM ET

The coldest air of the winter and perhaps during all of last winter will plunge across the Washington, D.C., and Baltimore areas during Valentine's Day weekend. 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.