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      Elev 425 ft, 38.843 °N 77.306 °W

      Fairfax, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp606585
      Low Temp414321
      Day Average Temp49.77--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation04-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point39.46--
      High42--
      Low36--
      Average39.46--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed10--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.94--
      Astronomy Day Length Rise Set
      Actual Time10h 52m7:26 AM6:19 PM
      Civil Twilight6:59 AM6:46 PM
      Nautical Twilight6:28 AM7:17 PM
      Astronomical Twilight5:57 AM7:48 PM
      Moon: Waxing gibbous4:49 PM4:33 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 44 °F 37 °F 76 % CALM 0 mph - 29.84 in 0 in Fair
      1:52 AM 44 °F 36 °F 73 % NW 3 mph - 29.85 in 0 in Fair
      2:52 AM 43 °F 37 °F 80 % CALM 0 mph - 29.87 in 0 in Fair
      3:52 AM 41 °F 37 °F 86 % CALM 0 mph - 29.87 in 0 in Fair
      4:52 AM 44 °F 38 °F 79 % NNW 5 mph - 29.89 in 0 in Fair
      5:52 AM 44 °F 39 °F 82 % NNW 3 mph - 29.91 in 0 in Fair
      6:52 AM 51 °F 42 °F 71 % N 6 mph - 29.94 in 0 in Fair
      7:52 AM 51 °F 42 °F 71 % N 7 mph - 29.96 in 0 in Fair
      8:52 AM 53 °F 42 °F 66 % N 10 mph - 29.99 in 0 in Mostly Cloudy
      9:52 AM 55 °F 42 °F 62 % NNE 8 mph - 30.01 in 0 in Fair
      10:52 AM 58 °F 42 °F 56 % NE 9 mph - 30.02 in 0 in Fair
      11:52 AM 60 °F 40 °F 47 % NNE 9 mph - 30.02 in 0 in Fair
      12:52 PM 59 °F 39 °F 48 % VAR 5 mph - 30.01 in 0 in Partly Cloudy
      Level Access
      Glossary