• Sat

    Dec 27

    56°Lo 34°

    Partly sunny and mild

    Beneficial weather for asthma
    • Hi
      RealFeel
      55°
    • UV
      2 - Low
    • Cloud
      Cover
      26%
    more
  • Sun

    Dec 28

    46°Lo 28°

    Rain and drizzle possible

    Beneficial weather for asthma
    • Hi
      RealFeel
      39°
    • UV
      2 - Low
    • Cloud
      Cover
      76%
    more
  • Mon

    Dec 29

    40°Lo 29°

    Clouds and sun

    Beneficial weather for asthma
    • Hi
      RealFeel
      43°
    • UV
      2 - Low
    • Cloud
      Cover
      63%
    more
  • Tue

    Dec 30

    37°Lo 29°

    Mostly cloudy

    Beneficial weather for asthma
    • Hi
      RealFeel
      38°
    • UV
      1 - Low
    • Cloud
      Cover
      97%
  • Wed

    Dec 31

    38°Lo 25°

    Periods of snow, then rain

    Beneficial weather for asthma
    • Hi
      RealFeel
      35°
    • UV
      1 - Low
    • Cloud
      Cover
      100%
    more
Next Previous
Hi 37° RealFeel® 38° Precipitation 11%

Day

N

E

S

W

  • NNE 4 mph
  • Gusts: 13 mph

Mostly cloudy

  • Max UV Index: 1 (Low)
  • Thunderstorms: 0%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 29° RealFeel® 28° Precipitation 25%

Night

N

E

S

W

  • NNW 4 mph
  • Gusts: 9 mph

Plenty of clouds

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

Temperature History - Dec 30

more Historical Weather Data >
  Today Normal Record 12/30/2013
High 37° 44° 70° (1990) 48°
Low 29° 30° -7° (1880) 35°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 7:27 AM with 9:28 of sunlight, then sets at 4:55 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 1:05 PM with 13:48 of moolight, then sets at 2:53 AM

Rockville Weather Report

DC: Christmas Eve Storm to Affect Holiday Travel This Week

December 22, 2014; 4:41 PM ET

Holiday travel will be at risk across the Washington D.C. area this week as a strong storm takes shape and blasts through the region. more >

The Dangers of Bus Travel

Dec 10, 2012; 5:00 AM ET While bus transportation is one of the most affordable, it is important to know which motor coach companies rank highest in safety.