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      Elev 373 ft, 38.890 °N 77.425 °W

      Chantilly, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp506584
      Low Temp374215
      Day Average Temp40.6--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation04-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point38.3--
      High43--
      Low36--
      Average38.3--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed3--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure30.16--
      Astronomy Day Length Rise Set
      Actual Time10h 50m7:28 AM6:18 PM
      Civil Twilight7:01 AM6:46 PM
      Nautical Twilight6:30 AM7:17 PM
      Astronomical Twilight5:59 AM7:48 PM
      Moon: Waxing gibbous5:15 PM5:41 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 41 °F 38 °F 89 % CALM 0 mph - 30.12 in 0 in Fair
      1:52 AM 40 °F 38 °F 93 % CALM 0 mph - 30.13 in 0 in Fair
      2:52 AM 40 °F 38 °F 93 % CALM 0 mph - 30.13 in 0 in Fair
      3:52 AM 38 °F 37 °F 97 % CALM 0 mph - 30.13 in 0 in Fair
      4:52 AM 37 °F 36 °F 96 % CALM 0 mph - 30.14 in 0 in Fair
      5:52 AM 38 °F 37 °F 97 % CALM 0 mph - 30.16 in 0 in Fair
      6:52 AM 40 °F 38 °F 93 % CALM 0 mph - 30.17 in 0 in Fair
      7:52 AM 37 °F 37 °F 100 % CALM 0 mph - 30.19 in 0 in Fair
      8:52 AM 45 °F 41 °F 86 % CALM 0 mph - 30.2 in 0 in Fair
      9:52 AM 50 °F 43 °F 77 % NNW 3 mph - 30.22 in 0 in Fair
      Level Access
      Glossary