• Tonight

    Aug 20

    Lo 67°

    An evening shower or t-storm

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      79°
    • Hi
      RealFeel
      92°
    • Wind
      Speed
      5 mph
    more
  • Thu

    Aug 21

    88°Lo 68°

    Couple of showers, t-storms

    Poor for home energy
    • Avg
      RealFeel
      83°
    • Hi
      RealFeel
      97°
    • Wind
      Speed
      3 mph
    more
  • Fri

    Aug 22

    85°Lo 69°

    A couple of thunderstorms

    Poor for home energy
    • Avg
      RealFeel
      81°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      3 mph
  • Sat

    Aug 23

    79°Lo 66°

    A passing shower or two

    Poor for home energy
    • Avg
      RealFeel
      75°
    • Hi
      RealFeel
      85°
    • Wind
      Speed
      4 mph
    more
  • Sun

    Aug 24

    79°Lo 62°

    Periods of clouds and sun

    Poor for home energy
    • Avg
      RealFeel
      71°
    • Hi
      RealFeel
      81°
    • Wind
      Speed
      4 mph
    more
Next Previous
Hi 85° RealFeel® 95° Precipitation 61%

Day

N

E

S

W

  • NNW 3 mph
  • Gusts: 5 mph

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

  • Max UV Index: 5 (Moderate)
  • Thunderstorms: 40%
  • Precipitation: 0.29 in
  • Rain: 0.29 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3 hrs
  • Hours of Rain: 3 hrs
Lo 69° RealFeel® 67° Precipitation 62%

Night

N

E

S

W

  • E 4 mph
  • Gusts: 5 mph

Increasing clouds and humid with a brief shower or two

  • Max UV Index: N/A
  • Thunderstorms: 29%
  • Precipitation: 0.16 in
  • Rain: 0.16 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 2.5 hrs
  • Hours of Rain: 2.5 hrs

Temperature History - Aug 22

more Historical Weather Data >
  Today Normal Record 8/22/2013
High 85° 83° N/A 89°
Low 69° 65° N/A 71°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:27 AM with 13:26 of sunlight, then sets at 7:53 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:49 AM with 14:10 of moolight, then sets at 5:59 PM

Top Story

Lanham Weather Report

DC: Downpour, Flooding Risk to Increase

August 20, 2014; 12:00 PM ET

A wedge of dry air will slowly erode at midweek and will allow drenching showers and thunderstorms to survive the trip into Washington, D.C., from the Midwest. 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