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      Elev 0 ft, 39.083 °N 77.494 °W

      Lansdowne, VA

      Leesburg Station70°
      Updated: 7:51 AM EDT on September 10, 2026 (GMT -4)
      2 minutes ago
      88°
      71°
      70
      Feels Like 71
      Mostly Cloudy
      N
      4
      Lower temperature is expected today
      50
      50
      575
      90
      50
      7
      0 mph
      50
      50
      50
      50
      50
      50
      Radar · Now
        Hyper-local data from Weather Underground's network of
        400,000+ personal weather stations worldwide
        Today
        Thu 09/10
        High 88°f
         15% Precip. / 0 in
        Cloudy skies early, then partly cloudy this afternoon. A stray shower or thunderstorm is possible. High 88F. Winds W at 5 to 10 mph.
        Tonight
        Thu 09/10
        Low 69°f
         41% Precip. / 0.07 in
        Partly cloudy skies this evening. Increasing clouds with periods of showers late. Low 69F. Winds light and variable. Chance of rain 40%.
        Tomorrow
        Fri 09/11
        High 81°f67°f
         24% Precip. / 0 in
        Cloudy skies. High 81F. Winds light and variable.
        Hourly Forecast
        Now
        72°
        8AM
        73°
        9AM
        74°
        10AM
        76°
        11AM
        79°
        12PM
        81°
        1PM
        83°
        2PM
        85°
        3PM
        86°
        4PM
        86°
        5PM
        85°
        6PM
        85°
        7PM
        83°
        7:26PM
        Sunset
        8PM
        80°
        9PM
        78°
        10PM
        76°
        11PM
        76°
        12AM
        74°
        1AM
        74°
        2AM
        73°
        3AM
        73°
        4AM
        33%
        72°
        5AM
        41%
        71°
        6AM
        41%
        70°
        6:47AM
        Sunrise
        7AM
        38%
        70°
        Precipitation
        41%
        Pollen
        Ragweed Pollen
        High
        Air Quality
        45
        Good
        UV Index
        0
        Low
        Additional Conditions
        1. Pressure 29.97 in
        2. Visibility 10 miles
        3. Clouds Mostly Cloudy
        4. Dew Point68°F
        5. Humidity 85%
        6. Rainfall 0 in
        7. Snow Depth 0 in
         KJYO Station History
        Almanac for September 10, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 88°F 81°F 99°F 2016
        4. Low 71°F 60°F 41°F 1981
        5. Rain/Snow Depth
        6. Precipitation 0.07 in - in -
        7. Snow 0 in - in -
        Almanac for September 11, 2026
        1. Forecast Average Record
        2. Temperature
        3. High 81°F 81°F 99°F
        4. Low 71°F 60°F 41°F
        Astronomy
        1. Sun Rise Set
        2. Actual Time 6:46 AM 7:26 PM
        3. Civil Twilight 6:19 AM 7:53 PM
        4. Nautical Twilight 5:48 AM 8:24PM
        5. Astronomical Twilight 5:15 AM 8:57 PM
        1. Length of Visible Light 13h 33m
        2. Length of Day 12h 39m
        3. Tomorrow will be 2 minutes 30 seconds shorter
        1. Moon 6:06 AM 7:09 PM
        2. New0% of the Moon is Illuminated
        Sep 10
        New Moon
        Sep 18
        Waxing Half First Qtr
        Sep 26
        Full Moon
        Oct 3
        Waning Half Last Qtr
        Precipitation
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