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      Elev 373 ft, 38.890 °N 77.425 °W

      Chantilly, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp646983
      Low Temp604725
      Day Average Temp60.46--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation0.963.4-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point57.85--
      High60--
      Low57--
      Average57.85--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed17--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.47--
      Astronomy Day Length Rise Set
      Actual Time11h 19m7:16 AM6:35 PM
      Civil Twilight6:49 AM7:02 PM
      Nautical Twilight6:18 AM7:33 PM
      Astronomical Twilight5:47 AM8:03 PM
      Moon: Waxing crescent9:24 AM7:19 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:03 AM 61 °F 60 °F 97 % NNW 10 mph - 29.43 in 0 in Cloudy
      12:34 AM 60 °F 59 °F 96 % NNW 13 mph - 29.42 in 0 in Light Rain
      12:52 AM 60 °F 59 °F 96 % NNW 14 mph - 29.42 in 0 in Light Rain
      1:52 AM 60 °F 58 °F 93 % N 17 mph 31 mph 29.41 in 0.14 in Light Rain
      2:52 AM 60 °F 58 °F 93 % NNW 13 mph - 29.42 in 0.53 in Light Rain
      3:52 AM 60 °F 58 °F 93 % NW 13 mph 23 mph 29.43 in 0.18 in Light Rain
      4:52 AM 60 °F 58 °F 93 % NNW 13 mph - 29.45 in 0.11 in Cloudy
      5:44 AM 60 °F 57 °F 90 % NNW 12 mph - 29.49 in 0 in Cloudy
      5:52 AM 60 °F 57 °F 90 % NNW 10 mph 20 mph 29.49 in 0 in Cloudy
      6:44 AM 60 °F 57 °F 90 % NNW 9 mph - 29.51 in 0 in Mostly Cloudy
      6:52 AM 60 °F 57 °F 90 % NNW 12 mph - 29.52 in 0 in Mostly Cloudy
      7:52 AM 61 °F 57 °F 87 % NW 13 mph 21 mph 29.53 in 0 in Mostly Cloudy
      8:52 AM 64 °F 57 °F 78 % VAR 6 mph - 29.54 in 0 in Mostly Cloudy
      Level Access
      Glossary