• Tonight

    Jul 11

    Lo 65°

    Partly cloudy

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      94°
    • Wind
      Speed
      3 mph
  • Sat

    Jul 12

    88°Lo 68°

    Partly sunny

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      4 mph
    more
  • Sun

    Jul 13

    92°Lo 73°

    An afternoon thunderstorm

    Poor for home energy
    • Avg
      RealFeel
      88°
    • Hi
      RealFeel
      103°
    • Wind
      Speed
      5 mph
    more
  • Mon

    Jul 14

    95°Lo 74°

    Showers and a heavier t-storm

    Poor for home energy
    • Avg
      RealFeel
      90°
    • Hi
      RealFeel
      105°
    • Wind
      Speed
      7 mph
    more
  • Tue

    Jul 15

    89°Lo 67°

    Heavy thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      5 mph
    more
Next Previous
Hi 86° RealFeel® 94° Precipitation 40%

Day

N

E

S

W

  • NE 3 mph
  • Gusts: 9 mph

Partly sunny and humid; a shower or thunderstorm in spots late this afternoon

  • Max UV Index: 7 (High)
  • Thunderstorms: 40%
  • Precipitation: 0.04 in
  • Rain: 0.04 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0.5 hrs
  • Hours of Rain: 0.5 hrs
Lo 65° RealFeel® 64° Precipitation 25%

Night

N

E

S

W

  • N 2 mph
  • Gusts: 6 mph

Partly cloudy

  • 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 - Jul 11

more Historical Weather Data >
  Today Normal Record 7/11/2013
High 86° 85° N/A 84°
Low 65° 67° N/A 73°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:51 AM with 14:43 of sunlight, then sets at 8:34 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:43 PM with 10:25 of moolight, then sets at 6:08 AM

Top Story

Lanham Weather Report

DC: Severe Storm, Flooding Threat to Precede Cooldown

July 11, 2014; 4:03 PM ET

After only spotty rainfall this weekend in the Washington, D.C., area, the risk of severe thunderstorms and flash flooding will ramp up quickly early next week. more >

Energy Efficient Lightbulbs and S.A.D

Sep 8, 2012; 5:00 AM ET With shorter days and colder nights in the fall and winter, some people develop seasonal affective disorder. When shopping for lightbulbs to treat the 'winter blues,'consider energy-efficient bulbs.

Fri. Home Energy Efficiency

Fri. Degree Days

Fri. UV Index