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Personalized Forecasts

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    • Today

      Sep 24

      73° /52°F
      Rather cloudy and cooler
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 in
      • Hours of Precip: 0
      • UV: 2 - Low
    • Sun

      Sep 25

      72° /53°
      Mostly sunny and pleasant
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 in
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    • Mon

      Sep 26

      72° /62°
      Increasing cloudiness
      • Beneficial
      • weather for arthritis pain
      • Rain: 0.24 in
      • Hours of Precip: 3
      • UV: 4 - Moderate
      More
    • Tue

      Sep 27

      71° /51°
      Clouds giving way to some sun
      • Neutral
      • weather for arthritis pain
      • Rain: 0 in
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More
    • Wed

      Sep 28

      73° /55°
      Nice with clouds and sunshine
      • Beneficial
      • weather for arthritis pain
      • Rain: 0 in
      • Hours of Precip: 0
      • UV: 4 - Moderate
      More

    Day

    73°Hi RealFeel® 73° Precipitation 18%
    Rather cloudy and cooler
    • NNE 7 mph
    • Gusts: 14 mph
    • Max UV Index: 2 (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

    Night

    52°Lo RealFeel® 51° Precipitation 11%
    Clear to partly cloudy and cooler
    • N 5 mph
    • Gusts: 8 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 9/24/2015
    High 73° 72° N/A 77°
    Low 52° 56° N/A 50°

    Sunrise/Sunset

    • Sunrise: 6:59 AM
    • Sunset: 7:01 PM
    • Duration: 12:02 hr

    Moonrise/Moonset

    • Moonrise: 12:41 AM
    • Moonset: 3:15 PM
    • Duration: 14:34 hr
    Astronomy

    Rockville Weather Report

    Crisp fall air to bring first frost of season to parts of northeastern US

    September 24, 2016; 3:04 PM ET

    Fall air has finally arrived in the northeastern United States and may yield the first frost of the season in parts of the region this weekend. More >

    Sat. Arthritis Pain

    Sat. UV Index