• Today

    Jul 12

    89°Lo 69°

    Times of clouds and sun

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

    Jul 13

    91°Lo 72°

    An afternoon t-storm or two

    Poor for home energy
    • Avg
      RealFeel
      87°
    • Hi
      RealFeel
      100°
    • Wind
      Speed
      6 mph
  • Mon

    Jul 14

    92°Lo 70°

    Showers and a heavier t-storm

    Poor for home energy
    • Avg
      RealFeel
      86°
    • Hi
      RealFeel
      102°
    • Wind
      Speed
      5 mph
    more
  • Tue

    Jul 15

    85°Lo 63°

    Heavy t-storms; not as hot

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      88°
    • Wind
      Speed
      7 mph
    more
  • Wed

    Jul 16

    82°Lo 62°

    Nice with partial sunshine

    Poor for home energy
    • Avg
      RealFeel
      74°
    • Hi
      RealFeel
      87°
    • Wind
      Speed
      5 mph
    more
Next Previous
Hi 91° RealFeel® 100° Precipitation 60%

Day

N

E

S

W

  • SW 6 mph
  • Gusts: 11 mph

Hot and more humid with sun mixing with clouds; a couple of afternoon thunderstorms around

  • Max UV Index: 8 (Very High)
  • Thunderstorms: 60%
  • Precipitation: 0.1 in
  • Rain: 0.1 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 1 hrs
  • Hours of Rain: 1 hrs
Lo 72° RealFeel® 74° Precipitation 62%

Night

N

E

S

W

  • SSW 3 mph
  • Gusts: 5 mph

Mostly cloudy and humid with a couple of showers and a thunderstorm

  • Max UV Index: N/A
  • Thunderstorms: 60%
  • Precipitation: 0.34 in
  • Rain: 0.34 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 4 hrs
  • Hours of Rain: 4 hrs

Temperature History - Jul 13

more Historical Weather Data >
  Today Normal Record 7/13/2013
High 91° 85° N/A 84°
Low 72° 67° N/A 27°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 5:53 AM with 14:40 of sunlight, then sets at 8:33 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 9:21 PM with 11:11 of moolight, then sets at 8:32 AM

Top Story

Lanham Weather Report

DC: Severe Storm, Flooding Threat to Precede Cooldown

July 12, 2014; 4:33 AM 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.

Sun. Home Energy Efficiency

Sun. Degree Days

Sun. UV Index