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      Elev 322 ft, 39.002 °N 77.201 °W

      Potomac, MD

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp7585100
      Low Temp716742
      Day Average Temp73.43--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation0.22--
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point72.13--
      High75--
      Low69--
      Average72.13--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed13--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure29.5--
      Astronomy Day Length Rise Set
      Actual Time13h 39m6:23 AM8:02 PM
      Civil Twilight5:54 AM8:30 PM
      Nautical Twilight5:20 AM9:04 PM
      Astronomical Twilight4:43 AM9:41 PM
      Moon: Waxing crescent10:41 AM9:54 PM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:56 AM 74 °F 69 °F 85 % SE 5 mph - 29.58 in 0 in Mostly Cloudy
      1:56 AM 75 °F 69 °F 82 % SE 5 mph - 29.56 in 0 in Cloudy
      2:56 AM 74 °F 70 °F 87 % SE 5 mph - 29.55 in 0 in Cloudy
      3:56 AM 75 °F 71 °F 87 % SE 5 mph - 29.54 in 0 in Cloudy
      4:56 AM 74 °F 73 °F 97 % SE 5 mph - 29.53 in 0 in Cloudy
      5:56 AM 74 °F 74 °F 100 % SSE 5 mph - 29.53 in 0 in Cloudy
      6:56 AM 75 °F 75 °F 100 % S 8 mph - 29.54 in 0 in Cloudy
      7:56 AM 74 °F - - SE 8 mph - 29.54 in 0.02 in Cloudy
      8:56 AM 74 °F - - SE 7 mph - 29.53 in 0 in Cloudy
      9:56 AM 75 °F 75 °F 100 % S 7 mph - 29.53 in 0.03 in Heavy Rain
      10:56 AM 74 °F 71 °F 91 % SSE 8 mph 18 mph 29.52 in 0.02 in Light Rain
      11:56 AM 72 °F - - CALM 0 mph - 29.51 in 0.04 in Light Rain
      12:56 PM 72 °F 72 °F 100 % SSE 8 mph - 29.49 in 0.03 in Light Rain
      1:28 PM 72 °F 72 °F 100 % SE 10 mph - 29.47 in 0.01 in Light Rain
      1:52 PM 72 °F - - SE 7 mph - 29.47 in 0.01 in Light Rain
      1:56 PM 71 °F - - VAR 6 mph - 29.47 in 0.01 in Light Rain
      2:16 PM 72 °F - - SSE 9 mph - 29.46 in 0.01 in Rain
      2:52 PM 72 °F 72 °F 100 % SSE 13 mph - 29.44 in 0.02 in Cloudy
      2:56 PM 72 °F 72 °F 100 % SSE 9 mph - 29.44 in 0.02 in Cloudy
      3:56 PM 74 °F 74 °F 100 % S 10 mph - 29.42 in 0 in Cloudy
      4:18 PM 75 °F 73 °F 94 % SSE 12 mph 17 mph 29.41 in 0 in Cloudy
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