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      Elev 440 ft, 39.456 °N 76.498 °W

      Glen Arm, MD

      Glen Arm Station

      Summary

      Temperature (°F) Actual Historic Avg. Record
      High Temp788498
      Low Temp766450
      Day Average Temp76.93--
      Precipitation (in) Actual Historic Avg. Record
      Precipitation00.15-
      Dew Point (°F) Actual Historic Avg. Record
      Dew Point68.33--
      High70--
      Low67--
      Average68.33--
      Wind (mph) Actual Historic Avg. Record
      Max Wind Speed12--
      Visibility10--
      Sea Level Pressure (in) Actual Historic Avg. Record
      Sea Level Pressure30.02--
      Astronomy Day Length Rise Set
      Actual Time13h 14m6:29 AM7:44 PM
      Civil Twilight6:01 AM8:12 PM
      Nautical Twilight5:28 AM8:45 PM
      Astronomical Twilight4:53 AM9:20 PM
      Moon: Waxing gibbous7:33 PM5:47 AM

      Daily Observations

      TimeTemperatureDew PointHumidityWindWind SpeedWind GustPressurePrecip.Condition
      12:15 AM 78 °F 67 °F 70 % S 10 mph - 30.04 in 0 in Mostly Cloudy
      12:35 AM 78 °F 67 °F 70 % S 9 mph - 30.03 in 0 in Mostly Cloudy
      12:55 AM 77 °F 68 °F 73 % S 10 mph - 30.03 in 0 in Cloudy
      1:15 AM 77 °F 68 °F 73 % S 10 mph - 30.03 in 0 in Mostly Cloudy
      1:35 AM 77 °F 68 °F 74 % S 10 mph - 30.03 in 0 in Mostly Cloudy
      1:55 AM 77 °F 68 °F 73 % S 9 mph - 30.03 in 0 in Mostly Cloudy
      2:15 AM 77 °F 68 °F 73 % S 10 mph - 30.02 in 0 in Cloudy
      2:35 AM 77 °F 68 °F 73 % S 12 mph - 30.02 in 0 in Mostly Cloudy
      2:55 AM 77 °F 68 °F 74 % S 10 mph - 30.01 in 0 in Mostly Cloudy
      3:15 AM 76 °F 69 °F 77 % SSE 7 mph - 30.02 in 0 in Mostly Cloudy
      3:35 AM 77 °F 69 °F 78 % S 6 mph - 30.02 in 0 in Cloudy
      3:55 AM 76 °F 69 °F 78 % SSE 7 mph - 30.01 in 0 in Cloudy
      4:15 AM 76 °F 69 °F 77 % S 6 mph - 30 in 0 in Mostly Cloudy
      4:35 AM 77 °F 69 °F 77 % S 8 mph - 30 in 0 in Mostly Cloudy
      4:55 AM 77 °F 70 °F 79 % S 7 mph - 30 in 0 in Cloudy
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