Latitude N 38° 49' 06"    Longitude W 77° 25' 12"    Elevation 330 ft

Records began on 24 December 2012. Here are the month-by-month extremes recorded since then.

Records for the month of January
Temperature and Humidity
Highest Temperature 71.6 °F at 3:22 PM on 12 January 2017
Lowest Temperature 1.0 °F at 7:23 AM on 23 January 2014
Highest Dew Point 65.2 °F at 12:16 PM on 12 January 2018
Lowest Dew Point -24.2 °F at 6:01 AM on 07 January 2014
Highest Apparent Temperature 72.9 °F at 1:04 PM on 12 January 2018
Lowest Apparent Temperature -6.7 °F at 5:32 AM on 07 January 2014
Lowest Wind Chill Temperature -7.8 °F at 5:32 AM on 07 January 2014
Highest Heat Index 71.6 °F at 3:22 PM on 12 January 2017
Highest Minimum 57.6 °F at 12:39 AM on 12 January 2018
Lowest Maximum 19.8 °F at 12:00 AM on 28 January 2014
Highest Humidity 100 % at 10:06 PM on 03 January 2015
Lowest Humidity 17 % at 3:02 PM on 05 January 2018
Highest Daily Range 42.8 °F on 13 January 2018
Lowest Daily Range 2.5 °F on 21 January 2017
Rainfall
Highest Rain Rate 3.12 in/hr at 7:40 PM on 12 January 2018
Highest Hourly Rainfall 0.33 in at 7:50 PM on 12 January 2018
Highest Daily Rainfall 1.04 in on 30 January 2013
Highest Monthly Rainfall 2.55 in January 2013
Longest Dry Period 15 days to 31 January 2014
Longest Wet Period 4 days to 24 January 2015
Wind
Highest Wind Gust 42.2 mph at 12:56 PM on 04 January 2018
Highest Wind Speed Average 17.6 mph at 3:24 PM on 12 January 2017
Highest Daily Wind Run 199.5 miles on 04 January 2018
Pressure
Lowest Pressure (sl) 29.38 in at 12:29 AM on 13 January 2018
Highest Pressure (sl) 30.77 in at 9:15 AM on 09 January 2017


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