• Tonight

    Jul 30

    Lo 69°

    Clearing; less humid late

    Home Energy Efficiency Weather
    • Avg
      RealFeel
      86°
    • Hi
      RealFeel
      105°
    • Wind
      Speed
      9 mph
  • Fri

    Jul 31

    89°Lo 68°

    Sunshine and less humid

    Fair for home energy
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      7 mph
    more
  • Sat

    Aug 1

    90°Lo 68°

    Sun mixing with clouds

    Fair for home energy
    • Avg
      RealFeel
      80°
    • Hi
      RealFeel
      93°
    • Wind
      Speed
      8 mph
    more
  • Sun

    Aug 2

    88°Lo 69°

    Sunny to partly cloudy

    Poor for home energy
    • Avg
      RealFeel
      82°
    • Hi
      RealFeel
      95°
    • Wind
      Speed
      6 mph
    more
  • Mon

    Aug 3

    93°Lo 73°

    Partly sunny and hot

    Fair for home energy
    • Avg
      RealFeel
      87°
    • Hi
      RealFeel
      99°
    • Wind
      Speed
      6 mph
    more
Next Previous
Hi 90° RealFeel® 105° Precipitation 35%

Day

N

E

S

W

  • SW 9 mph
  • Gusts: 21 mph

Humid with times of clouds and sun

  • Max UV Index: 6 (High)
  • Thunderstorms: 60%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 69° RealFeel® 67° Precipitation 25%

Night

N

E

S

W

  • NW 6 mph
  • Gusts: 8 mph

Turning out clear; less humid late

  • 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 30

more Historical Weather Data >
  Today Normal Record 7/30/2014
High 90° 88° 99° (1953) 80°
Low 69° 71° 56° (1914) 60°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:07 AM with 14:15 of sunlight, then sets at 8:22 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 7:37 PM with 10:44 of moolight, then sets at 6:21 AM

Arlington Weather Report

DC, Baltimore: Heat to Linger, Humidity to Ease Friday, This Weekend

July 30, 2015; 10:20 PM ET

Following the steam bath of this week, the weather around Washington, D.C., and Baltimore will not be in a hurry to cool down. 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.

Thu. Home Energy Efficiency

Thu. Degree Days

Thu. UV Index