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      Elev 292 ft, 38.932 °N 77.173 °W

      McLean, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp766886
      Low Temp684728
      Day Average Temp72.38--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.6-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point63.63--
      High68--
      Low59--
      Average63.63--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed15--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure30.05--
      Astronomy Day Length Rise Set
      Actual Time11h 11m7:18 AM6:30 PM
      Civil Twilight6:51 AM6:56 PM
      Nautical Twilight6:20 AM7:27 PM
      Astronomical Twilight5:49 AM7:58 PM
      Moon: Waxing crescent12:27 PM9:22 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 76 °F 68 °F 76 % N 7 mph - 29.98 in 0 in Cloudy
      1:52 AM 76 °F 67 °F 74 % NNE 14 mph - 29.99 in 0 in Cloudy
      2:52 AM 74 °F 66 °F 76 % NNE 14 mph - 30 in 0 in Cloudy
      3:52 AM 73 °F 65 °F 76 % NNE 8 mph - 30.03 in 0 in Cloudy
      4:52 AM 72 °F 64 °F 76 % NNE 12 mph - 30.05 in 0 in Cloudy
      5:52 AM 71 °F 61 °F 70 % NNE 15 mph - 30.08 in 0 in Cloudy
      6:52 AM 69 °F 59 °F 70 % NNE 13 mph - 30.11 in 0 in Cloudy
      7:52 AM 68 °F 59 °F 73 % NE 13 mph - 30.13 in 0 in Mostly Cloudy
      Level Access
      Glossary