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      Elev 425 ft, 38.843 °N 77.306 °W

      Fairfax, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp727489
      Low Temp625234
      Day Average Temp67.57--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation02.9-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point58.76--
      High61--
      Low57--
      Average58.76--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed10--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.7--
      Astronomy Day Length Rise Set
      Actual Time11h 51m7:03 AM6:54 PM
      Civil Twilight6:36 AM7:21 PM
      Nautical Twilight6:05 AM7:52 PM
      Astronomical Twilight5:34 AM8:23 PM
      Moon: Waning gibbous8:20 PM10:25 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 65 °F 57 °F 75 % WNW 3 mph - 29.66 in 0 in Cloudy
      1:52 AM 65 °F 57 °F 75 % WNW 5 mph - 29.66 in 0 in Cloudy
      2:52 AM 65 °F 57 °F 75 % NW 3 mph - 29.66 in 0 in Cloudy
      3:52 AM 64 °F 57 °F 78 % CALM 0 mph - 29.66 in 0 in Cloudy
      4:52 AM 62 °F 57 °F 84 % CALM 0 mph - 29.66 in 0 in Cloudy
      5:52 AM 62 °F 58 °F 86 % CALM 0 mph - 29.67 in 0 in Cloudy
      6:52 AM 62 °F 58 °F 86 % CALM 0 mph - 29.69 in 0 in Mostly Cloudy
      7:52 AM 63 °F 59 °F 87 % CALM 0 mph - 29.7 in 0 in Mostly Cloudy
      8:52 AM 67 °F 58 °F 73 % NNW 5 mph - 29.72 in 0 in Mostly Cloudy
      9:52 AM 69 °F 59 °F 70 % NW 6 mph - 29.73 in 0 in Mostly Cloudy
      10:52 AM 70 °F 59 °F 68 % NNW 10 mph - 29.74 in 0 in Mostly Cloudy
      11:52 AM 70 °F 59 °F 68 % NW 8 mph - 29.74 in 0 in Mostly Cloudy
      12:52 PM 71 °F 59 °F 66 % VAR 6 mph - 29.73 in 0 in Mostly Cloudy
      1:52 PM 71 °F 60 °F 68 % NW 5 mph - 29.72 in 0 in Mostly Cloudy
      2:52 PM 72 °F 61 °F 68 % W 6 mph - 29.71 in 0 in Cloudy
      3:52 PM 72 °F 60 °F 66 % W 7 mph - 29.7 in 0 in Cloudy
      4:52 PM 72 °F 59 °F 64 % WNW 6 mph - 29.69 in 0 in Mostly Cloudy
      5:52 PM 72 °F 59 °F 64 % WSW 6 mph - 29.7 in 0 in Mostly Cloudy
      6:52 PM 70 °F 60 °F 71 % W 3 mph - 29.71 in 0 in Mostly Cloudy
      7:52 PM 69 °F 60 °F 73 % W 3 mph - 29.72 in 0 in Mostly Cloudy
      8:52 PM 66 °F 61 °F 84 % CALM 0 mph - 29.73 in 0 in Cloudy
      Level Access
      Glossary