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      Elev 124 ft, 38.900 °N 77.274 °W

      Vienna, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp566784
      Low Temp374519
      Day Average Temp42.09--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.8-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point35.82--
      High37--
      Low35--
      Average35.82--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed8--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure30.14--
      Astronomy Day Length Rise Set
      Actual Time11h 2m7:22 AM6:24 PM
      Civil Twilight6:55 AM6:51 PM
      Nautical Twilight6:24 AM7:22 PM
      Astronomical Twilight5:53 AM7:53 PM
      Moon: Waxing gibbous3:10 PM12:17 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 39 °F 37 °F 93 % CALM 0 mph - 30.17 in 0 in Fair
      1:52 AM 38 °F 36 °F 93 % WNW 3 mph - 30.16 in 0 in Fair
      2:52 AM 39 °F 36 °F 89 % NNW 3 mph - 30.15 in 0 in Fair
      3:52 AM 40 °F 35 °F 83 % NW 3 mph - 30.14 in 0 in Fair
      4:52 AM 40 °F 35 °F 83 % NNW 5 mph - 30.14 in 0 in Fair
      5:52 AM 37 °F 35 °F 93 % CALM 0 mph - 30.14 in 0 in Fair
      6:52 AM 39 °F 35 °F 86 % NW 6 mph - 30.13 in 0 in Fair
      7:52 AM 40 °F 35 °F 83 % NW 6 mph - 30.13 in 0 in Fair
      8:52 AM 45 °F 37 °F 74 % NW 6 mph - 30.14 in 0 in Fair
      9:52 AM 50 °F 36 °F 59 % NW 6 mph - 30.15 in 0 in Fair
      10:52 AM 56 °F 37 °F 49 % NNW 8 mph - 30.13 in 0 in Fair
      Level Access
      Glossary