• Today

    Dec 18

    43°Lo 31°

    Some sun; breezy in the p.m.

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      3%
    • Hi
      RealFeel
      32°
  • Fri

    Dec 19

    44°Lo 28°

    Sunny to partly cloudy

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      0%
    • Hi
      RealFeel
      38°
    more
  • Sat

    Dec 20

    41°Lo 30°

    Mostly cloudy

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      6%
    • Hi
      RealFeel
      44°
    more
  • Sun

    Dec 21

    46°Lo 31°

    Partly sunny

    Poor for lawn mowing
    • Hours of Precip
      0
    • Precip
      4%
    • Hi
      RealFeel
      49°
    more
  • Mon

    Dec 22

    45°Lo 38°

    Occasional afternoon rain

    Poor for lawn mowing
    • Hours of Precip
      5
    • Precip
      75%
    • Hi
      RealFeel
      43°
    more
Next Previous
< Previous 8 hours Next 8 hours >
  Thu
9am
10am 11am 12pm 1pm 2pm 3pm 4pm
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Forecast
Mostly Sunny
Mostly Sunny
Mostly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Partly Sunny
Temp (°F) 36° 38° 40° 41° 42° 43° 43° 41°
RealFeel® 31° 30° 30° 32° 31° 32° 32° 32°
Humidity 52% 48% 46% 43% 42% 41% 42% 45%
   
  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Rain
 
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Snow
 
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Ice
 
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  9am 10am 11am 12pm 1pm 2pm 3pm 4pm
Wind (mph) 8 WNW 12 WNW 15 WNW 16 WNW 17 WNW 16 WNW 15 NW 13 WNW
UV Index 1 1 2 2 2 1 1 0
Cloud Cover 18% 18% 24% 32% 40% 45% 46% 46%
Dew Point 20° 20° 20° 20° 20° 21° 21° 22°
Middle Grid line 45 F Middle Grid line 40 F Middle Grid line 35 F

Temperature History - Dec 18

more Historical Weather Data >
  Today Normal Record 12/18/2013
High 43° 44° N/A 41°
Low 31° 29° N/A 24°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:21 AM with 9:26 of sunlight, then sets at 4:47 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 3:34 AM with 10:50 of moolight, then sets at 2:24 PM

Lanham Weather Report

DC: Spotty Wintry Weather This Weekend to be Paled by Major Storm Next Week

December 18, 2014; 6:28 AM ET

After a weak storm brings spotty light snow and rain to the region this weekend, another storm will threaten major travel disruptions around Washington, D.C., before Christmas. more >

Why Do Leaves Change Color?

Sep 20, 2011; 5:00 AM ET Why do leaves change from green to beautiful shades of red, orange and yellow in the fall?

Current Drought Status

Current Soil Conditions

Thu. Overnight Freeze

Thu. Degree Days

Thu. Evapotranspiration