• Tonight

    Aug 30

    Lo 67°

    Mostly cloudy

    Running Weather
    • Precip
      5%
    • Hours of Precip
      0
    • Wind
      Gust
      13 mph
    more
  • Mon

    Aug 31

    88°Lo 64°

    Variably cloudy and humid

    Very Good for running
    • Precip
      25%
    • Hours of Precip
      0
    • Wind
      Gust
      9 mph
  • Tue

    Sep 1

    93°Lo 67°

    Humid with plenty of sunshine

    Good for running
    • Precip
      7%
    • Hours of Precip
      0
    • Wind
      Gust
      6 mph
    more
  • Wed

    Sep 2

    92°Lo 67°

    Clouds and sun; hot and humid

    Good for running
    • Precip
      25%
    • Hours of Precip
      0.5
    • Wind
      Gust
      6 mph
    more
  • Thu

    Sep 3

    91°Lo 67°

    Mostly sunny

    Good for running
    • Precip
      5%
    • Hours of Precip
      0.5
    • Wind
      Gust
      7 mph
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Mon
8am
9am 10am 11am 12pm 1pm 2pm 3pm
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Forecast
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Partly Cloudy
Temp (°F) 70° 73° 77° 79° 81° 83° 84° 85°
RealFeel® 77° 81° 86° 89° 90° 90° 91° 91°
Humidity 97% 88% 78% 72% 67% 62% 60% 55%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Rain
 
7%
 
7%
 
7%
 
7%
 
7%
 
5%
 
0%
 
0%
Snow
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
Ice
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
 
0%
   
  8am 9am 10am 11am 12pm 1pm 2pm 3pm
Wind (mph) 0 2 WSW 4 W 4 WSW 6 WSW 7 WSW 8 WSW 8 SW
UV Index 1 1 3 4 5 5 5 4
Cloud Cover 70% 70% 70% 70% 70% 70% 70% 70%
Dew Point 69° 69° 70° 69° 69° 69° 69° 68°
Middle Grid line 90 F Middle Grid line 85 F Middle Grid line 80 F Middle Grid line 75 F Middle Grid line 70 F Middle Grid line 65 F

Temperature History - Aug 31

more Historical Weather Data >
  Today Normal Record 8/31/2014
High 88° 84° N/A 91°
Low 64° 64° N/A 73°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:37 AM with 13:06 of sunlight, then sets at 7:43 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 8:59 PM with 12:57 of moolight, then sets at 9:56 AM

Frederick Weather Report

DC, Baltimore: Sizzling Heat Wave to Start September

August 30, 2015; 6:16 PM ET

A push of summery heat and humidity will arrive in the Washington D.C. and Baltimore areas this week as September begins. more >

Avoid the Winter Workout Blues

Dec 26, 2012; 5:00 AM ET When it's snowing or cold, most of us want nothing more than to keep warm on the couch. But Violeta Yas has some tips to help you sneak in mini workouts at the office, regardless of the weather.