• Thu

    Apr 23

    63°Lo 40°

    Partly sunny

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Fri

    Apr 24

    60°Lo 41°

    Sunshine and some clouds

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
  • Sat

    Apr 25

    60°Lo 41°

    Mostly cloudy

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Sun

    Apr 26

    62°Lo 45°

    Times of clouds and sun

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
  • Mon

    Apr 27

    63°Lo 49°

    Partly sunny

    Snow Days Weather
    • Snow
      0%
    • Ice
      0%
    • Snow
      0 in
    more
Next Previous
Hi 60° RealFeel® 62° Precipitation 9%

Day

N

E

S

W

  • NW 9 mph
  • Gusts: 15 mph

Sunshine and some clouds

  • Max UV Index: 7 (High)
  • Thunderstorms: 3%
  • Precipitation: 0 in
  • Rain: 0 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 0 hrs
  • Hours of Rain: 0 hrs
Lo 41° RealFeel® 36° Precipitation 75%

Night

N

E

S

W

  • NNE 6 mph
  • Gusts: 12 mph

Considerable cloudiness and becoming rainy

  • Max UV Index: N/A
  • Thunderstorms: 5%
  • Precipitation: 0.19 in
  • Rain: 0.19 in
  • Snow: 0 in
  • Ice: 0 in
  • Hours of Precipitation: 3.5 hrs
  • Hours of Rain: 3.5 hrs

Temperature History - Apr 24

more Historical Weather Data >
  Today Normal Record 4/24/2014
High 60° 69° 94° (1960) 66°
Low 41° 50° 34° (1930) 45°

Sunrise/Sunset

Sunrise / Sunset Illustration

Rises at 6:20 AM with 13:34 of sunlight, then sets at 7:54 PM

Moonrise/Moonset

Astronomy >
Moonrise / Moonset Illustration

Rises at 11:20 AM with 14:19 of moolight, then sets at 1:39 AM

Rockville Weather Report

DC: Rain to Close Out Weekend; Stormy Monday Follows

April 18, 2015; 11:03 AM ET

Saturday's warmth will be replaced by more clouds and the arrival of late-day rain on Sunday before the danger for violent storms returns on Monday. more >

The 540 Snow Line

Dec 20, 2012; 5:00 AM ET The 540 line is often used by meteorologists to determine the chances of rain vs. snow.