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Personalized Forecasts

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    • Mon

      Oct 3

      74° /56°
      Partly sunny and pleasant
      • Advisory
      • for hair frizz
      • Wind Gust: 8 mph
      • Precip: 13%
      • Hours of Precip: 0
      More
    • Tue

      Oct 4

      72° /59°F
      Times of clouds and sun
      • Advisory
      • for hair frizz
      • Wind Gust: 16 mph
      • Precip: 20%
      • Hours of Precip: 0
    • Wed

      Oct 5

      71° /59°
      Times of clouds and sun
      • Warning
      • for hair frizz
      • Wind Gust: 20 mph
      • Precip: 25%
      • Hours of Precip: 0
      More
    • Thu

      Oct 6

      69° /57°
      Partly sunny
      • Warning
      • for hair frizz
      • Wind Gust: 27 mph
      • Precip: 25%
      • Hours of Precip: 0
      More
    • Fri

      Oct 7

      79° /57°
      Sunny and warmer
      • Watch
      • for hair frizz
      • Wind Gust: 14 mph
      • Precip: 0%
      • Hours of Precip: 0
      More

    Day

    72°Hi RealFeel® 74° Precipitation 20%
    Intervals of clouds and sunshine
    • NE 6 mph
    • Gusts: 16 mph
    • Max UV Index: 4 (Moderate)
    • Thunderstorms: 3%
    • Precipitation: 0 in
    • Rain: 0 in
    • Snow: 0 in
    • Ice: 0 in
    • Hours of Precipitation: 0 hrs
    • Hours of Rain: 0 hrs

    Night

    59°Lo RealFeel® 59° Precipitation 2%
    Patchy clouds
    • ENE 6 mph
    • Gusts: 16 mph
    • 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

    more Historical Weather Data >
      Today Normal Record 10/4/2015
    High 72° 68° N/A 57°
    Low 59° 52° N/A 48°

    Sunrise/Sunset

    • Sunrise: 7:08 AM
    • Sunset: 6:45 PM
    • Duration: 11:37 hr

    Moonrise/Moonset

    • Moonrise: 10:18 AM
    • Moonset: 9:04 PM
    • Duration: 10:46 hr
    Astronomy

    Rockville Weather Report

    Rain to soak northeastern US during final days of September

    September 28, 2016; 5:45 AM ET

    Periods of rain will drench portions of the northeastern United States through Friday. More >