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      Elev 373 ft, 38.890 °N 77.425 °W

      Chantilly, VA

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp637591
      Low Temp615433
      Day Average Temp62.31--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation1.164.6-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point59.24--
      High60--
      Low57--
      Average59.24--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed7--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.63--
      Astronomy Day Length Rise Set
      Actual Time14h 24m5:54 AM8:18 PM
      Civil Twilight5:23 AM8:49 PM
      Nautical Twilight4:46 AM9:26 PM
      Astronomical Twilight4:05 AM10:08 PM
      Moon: Waxing gibbous3:43 PM3:26 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:52 AM 63 °F 58 °F 84 % SSE 6 mph - 29.62 in 0 in Cloudy
      1:52 AM 63 °F 58 °F 84 % S 5 mph - 29.6 in 0 in Light Rain
      2:52 AM 62 °F 59 °F 90 % CALM 0 mph - 29.59 in 0 in Cloudy
      3:15 AM 62 °F 59 °F 90 % CALM 0 mph - 29.59 in 0.01 in Light Rain
      3:52 AM 62 °F 60 °F 93 % CALM 0 mph - 29.59 in 0.04 in Light Rain
      4:35 AM 62 °F 59 °F 90 % ESE 3 mph - 29.58 in 0 in Light Rain
      4:52 AM 62 °F 59 °F 90 % SSW 3 mph - 29.6 in 0 in Light Rain
      5:44 AM 61 °F 59 °F 93 % CALM 0 mph - 29.6 in 0.02 in Light Rain
      5:52 AM 61 °F 59 °F 93 % CALM 0 mph - 29.6 in 0.03 in Light Rain
      6:52 AM 61 °F 59 °F 93 % E 5 mph - 29.62 in 0.05 in Light Rain
      7:52 AM 62 °F 59 °F 90 % E 6 mph - 29.63 in 0.1 in Rain
      8:52 AM 61 °F 58 °F 90 % SE 7 mph - 29.63 in 0.04 in Cloudy
      9:52 AM 62 °F 58 °F 86 % SE 7 mph - 29.63 in 0 in Cloudy
      10:52 AM 63 °F 57 °F 81 % SSE 7 mph - 29.64 in 0 in Cloudy
      11:52 AM 63 °F 58 °F 84 % SE 5 mph - 29.65 in 0 in Cloudy
      12:52 PM 63 °F 60 °F 90 % SSE 3 mph - 29.65 in 0.03 in Light Rain
      12:57 PM 63 °F 60 °F 90 % CALM 0 mph - 29.65 in 0.01 in Light Rain
      12:59 PM 63 °F 60 °F 90 % CALM 0 mph - 29.65 in 0.01 in Rain
      1:09 PM 63 °F 60 °F 90 % CALM 0 mph - 29.65 in 0.04 in Rain
      1:18 PM 63 °F 60 °F 90 % CALM 0 mph - 29.65 in 0.06 in Light Rain
      1:40 PM 62 °F 59 °F 90 % CALM 0 mph - 29.65 in 0.07 in Light Rain
      1:52 PM 62 °F 59 °F 90 % CALM 0 mph - 29.65 in 0.09 in Rain
      2:03 PM 62 °F 59 °F 90 % SSE 3 mph - 29.64 in 0.03 in Rain
      2:36 PM 63 °F 60 °F 90 % SSE 5 mph - 29.64 in 0.1 in Light Rain
      2:52 PM 62 °F 59 °F 90 % VAR 6 mph - 29.64 in 0.13 in Rain
      3:10 PM 63 °F 60 °F 90 % SE 3 mph - 29.63 in 0.03 in Light Rain
      3:39 PM 63 °F 60 °F 90 % ESE 3 mph - 29.62 in 0.06 in Light Rain
      3:52 PM 63 °F 60 °F 90 % ESE 3 mph - 29.62 in 0.07 in Light Rain
      4:11 PM 63 °F 60 °F 90 % ESE 3 mph - 29.62 in 0.02 in Light Rain
      4:52 PM 63 °F 60 °F 90 % E 5 mph - 29.62 in 0.06 in Light Rain
      5:52 PM 63 °F 60 °F 90 % SE 3 mph - 29.62 in 0.04 in Light Rain
      6:32 PM 63 °F 60 °F 90 % ESE 6 mph - 29.62 in 0.01 in Light Rain
      6:52 PM 63 °F 60 °F 90 % ESE 7 mph - 29.62 in 0.01 in Mist
      7:22 PM 63 °F 60 °F 90 % ESE 5 mph - 29.62 in 0 in Cloudy
      7:52 PM 63 °F 60 °F 90 % ESE 5 mph - 29.62 in 0 in Cloudy
      8:17 PM 62 °F 59 °F 90 % ESE 5 mph - 29.63 in 0 in Cloudy
      8:52 PM 62 °F 59 °F 90 % SSE 3 mph - 29.63 in 0 in Cloudy
      9:33 PM 62 °F 59 °F 90 % CALM 0 mph - 29.63 in 0 in Cloudy
      9:52 PM 62 °F 59 °F 90 % CALM 0 mph - 29.63 in 0 in Cloudy
      10:42 PM 61 °F 59 °F 93 % CALM 0 mph - 29.64 in 0 in Cloudy
      10:52 PM 61 °F 59 °F 93 % CALM 0 mph - 29.64 in 0 in Cloudy
      11:52 PM 61 °F 59 °F 93 % CALM 0 mph - 29.63 in 0 in Mostly Cloudy
      Level Access
      Glossary