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    • Tonight

      Sep 25

      52° Lo F
      Mainly clear
      • Snow Days
      • Weather
      • Snow: 0%
      • Ice: 0%
      • Snow: 0 in
    • Mon

      Sep 26

      72° /59°
      Turning cloudy
      • Snow Days
      • Weather
      • Snow: 0%
      • Ice: 0%
      • Snow: 0 in
      More
    • Tue

      Sep 27

      72° /51°
      A bit of a.m. rain; clearing
      • Snow Days
      • Weather
      • Snow: 0%
      • Ice: 0%
      • Snow: 0 in
      More
    • Wed

      Sep 28

      74° /61°
      Chance of a little p.m. rain
      • Snow Days
      • Weather
      • Snow: 0%
      • Ice: 0%
      • Snow: 0 in
      More
    • Thu

      Sep 29

      69° /59°
      Mostly cloudy, a little rain
      • Snow Days
      • Weather
      • Snow: 0%
      • Ice: 0%
      • Snow: 0 in
      More

    Day

    71°Hi RealFeel® 75° Precipitation 2%
    Pleasant with times of clouds and sun
    • E 5 mph
    • Gusts: 10 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

    52°Lo RealFeel® 53° Precipitation 14%
    Mainly clear
    • SSE 2 mph
    • Gusts: 6 mph
    • Max UV Index: N/A
    • Thunderstorms: 1%
    • 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 9/25/2015
    High 71° 77° N/A 72°
    Low 52° 56° N/A 57°

    Sunrise/Sunset

    • Sunrise: 6:59 AM
    • Sunset: 6:59 PM
    • Duration: 12:00 hr

    Moonrise/Moonset

    • Moonrise: 1:39 AM
    • Moonset: 4:00 PM
    • Duration: 14:21 hr
    Astronomy

    Greenbelt Weather Report

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

    September 25, 2016; 9:29 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 to end this weekend. More >

    48 Hour Precipitation Forecast

    Sun. Snow Day Potential