• Early AM

    Aug 31

    Lo 64°

    Mainly clear

    Common Cold Weather
    • Avg
      Temp
      76°
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      94°
    more
  • Today

    Aug 31

    89°Lo 69°

    Partly sunny, warm and humid

    Beneficial weather for colds
    • Avg
      Temp
      79°
    • Avg
      RealFeel
      85°
    • Hi
      RealFeel
      98°
    more
  • Thu

    Sep 1

    82°Lo 61°

    Clouds breaking, a t-storm

    Beneficial weather for colds
    • Avg
      Temp
      72°
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      89°
    more
  • Fri

    Sep 2

    78°Lo 63°

    Partly sunny

    Beneficial weather for colds
    • Avg
      Temp
      71°
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      80°
  • Sat

    Sep 3

    75°Lo 62°

    Sunny and comfortable

    Beneficial weather for colds
    • Avg
      Temp
      69°
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      80°
    more
Next Previous
Hi 78° RealFeel® 80° Precipitation 4%

Day

N

E

S

W

  • N 9 mph
  • Gusts: 13 mph

Partly sunny

  • Max UV Index: 6 (High)
  • Thunderstorms: 1%
  • 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® 62° Precipitation 12%

Night

N

E

S

W

  • N 6 mph
  • Gusts: 10 mph

Clear

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

Temperature History - Sep 2

more Historical Weather Data >
  Today Normal Record 9/2/2015
High 78° 85° N/A 91°
Low 63° 64° N/A 70°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:38 AM with 12:57 of sunlight, then sets at 7:35 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:45 AM with 12:38 of moolight, then sets at 8:23 PM

Greenbelt Weather Report

September to start on cooler, less humid note in northeastern US

August 30, 2016; 10:24 PM ET

Brief relief from heat and humidity will arrive in the northeastern United States during the first days of September. more >

Flu Season is Just Around the Corner

Sep 11, 2012; 2:00 PM ET The peak of flu season may not be until January, but preparations should begin now. Adrienne Veilleux has more.

Fri. Cold & Flu

Fri. UV Index