• Today

    Jul 31

    91°Lo 65°

    Sunny and less humid

    Unlikely for hair frizz
    • Wind
      Gust
      8 mph
    • Precip
      3%
    • Hours of Precip
      0
  • Sat

    Aug 1

    88°Lo 62°

    Sun mixing with clouds

    Advisory for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      7%
    • Hours of Precip
      0
    more
  • Sun

    Aug 2

    89°Lo 67°

    Plenty of sun

    Advisory for hair frizz
    • Wind
      Gust
      9 mph
    • Precip
      10%
    • Hours of Precip
      0
    more
  • Mon

    Aug 3

    95°Lo 68°

    Partly sunny and hot

    Advisory for hair frizz
    • Wind
      Gust
      15 mph
    • Precip
      16%
    • Hours of Precip
      1
    more
  • Tue

    Aug 4

    90°Lo 65°

    A thunderstorm in the area

    Advisory for hair frizz
    • Wind
      Gust
      13 mph
    • Precip
      40%
    • Hours of Precip
      1.5
    more
Next Previous
Hi 91° RealFeel® 97° Precipitation 3%

Day

N

E

S

W

  • W 5 mph
  • Gusts: 8 mph

Less humid with plenty of sunshine

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 4%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 65° RealFeel® 66° Precipitation 11%

Night

N

E

S

W

  • SW 2 mph
  • Gusts: 7 mph

Clear

  • Max UV Index: N/A
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs

Temperature History - Jul 31

more Historical Weather Data >
  Today Normal Record 7/31/2014
High 91° 88° N/A 86°
Low 65° 68° N/A 59°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:08 AM with 14:15 of sunlight, then sets at 8:23 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:25 PM with 11:06 of moolight, then sets at 7:31 AM

Frederick Weather Report

DC, Baltimore: Hot, Dry Weather to Last Through Weekend

July 31, 2015; 10:31 AM ET

Humidity will ease across the region, but there is not much relief in sight for the hot weather. more >

The History Behind the UV Index

Nov 12, 2012; 5:00 AM ET The UV index has been around since the early 1990s. It was created to help you plan outdoor activities in hopes to limit overexposure to the sun. Jeannette Calle has more.

Fri. Hair Frizz

Fri. Wind Maps

Fri. UV Index