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      Elev 124 ft, 38.900 °N 77.274 °W

      Vienna, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp757191
      Low Temp465031
      Day Average Temp59.78--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation03.3-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point44.61--
      High49--
      Low38--
      Average44.61--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed10--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.83--
      Astronomy Day Length Rise Set
      Actual Time11h 26m7:12 AM6:39 PM
      Civil Twilight6:45 AM7:05 PM
      Nautical Twilight6:15 AM7:36 PM
      Astronomical Twilight5:44 AM8:07 PM
      Moon: Waning crescent6:06 AM5:57 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 51 °F 46 °F 83 % CALM 0 mph - 29.76 in 0 in Partly Cloudy
      1:52 AM 51 °F 45 °F 80 % CALM 0 mph - 29.77 in 0 in Partly Cloudy
      2:52 AM 50 °F 45 °F 83 % CALM 0 mph - 29.78 in 0 in Partly Cloudy
      3:52 AM 48 °F 45 °F 89 % CALM 0 mph - 29.78 in 0 in Mostly Cloudy
      4:52 AM 47 °F 45 °F 93 % SSE 3 mph - 29.78 in 0 in Mostly Cloudy
      5:52 AM 47 °F 44 °F 90 % CALM 0 mph - 29.8 in 0 in Mostly Cloudy
      6:52 AM 46 °F 44 °F 93 % CALM 0 mph - 29.83 in 0 in Mostly Cloudy
      7:52 AM 46 °F 44 °F 93 % CALM 0 mph - 29.84 in 0 in Mostly Cloudy
      8:52 AM 53 °F 47 °F 80 % CALM 0 mph - 29.86 in 0 in Mostly Cloudy
      9:52 AM 60 °F 48 °F 64 % CALM 0 mph - 29.88 in 0 in Mostly Cloudy
      10:52 AM 66 °F 49 °F 54 % CALM 0 mph - 29.88 in 0 in Mostly Cloudy
      11:52 AM 71 °F 47 °F 42 % W 6 mph - 29.88 in 0 in Mostly Cloudy
      12:52 PM 74 °F 42 °F 32 % W 9 mph 20 mph 29.87 in 0 in Mostly Cloudy
      1:52 PM 75 °F 38 °F 26 % NNW 10 mph - 29.86 in 0 in Mostly Cloudy
      2:52 PM 75 °F 43 °F 32 % VAR 5 mph - 29.84 in 0 in Mostly Cloudy
      3:52 PM 74 °F 42 °F 32 % W 9 mph - 29.84 in 0 in Mostly Cloudy
      4:52 PM 73 °F 43 °F 34 % ENE 3 mph - 29.85 in 0 in Mostly Cloudy
      5:52 PM 69 °F 46 °F 44 % E 3 mph - 29.87 in 0 in Cloudy
      Level Access
      Glossary