Environmental Field
Laboratory at the College
of William and Mary
Weather observations are recorded at 10 minute intervals and are available
for download in weekly, tab delimited files.
(Weather 2024,(Weather 2023, 2022, 2021, 2020, 2019, 2018, 2017, 2016, 2015, 2014, 2013, 2012, 2011, 2010, 2009, 2008, 2007, 2006, 2005, 2004, 2003
(beginning in April))
Daily Average, Monthly Averages
(How to cite Keck Weather data) (Disclaimers Below)
High Temperature
Low Temperature
55.6 °F at 12:00a
53.3 °F at 2:10a
High Humidity
Low Humidity
88 % at 4:34a
83 % at 12:00a
High Dewpoint
Low Dewpoint
51.0 °F at 12:00a
49.0 °F at 12:47a
High Wind Speed
12.0 mph at 12:16a
High Barometer
Low Barometer
30.074 in at 12:18a
30.040 in at 4:54a
High Rain Rate
0.00 in/hr at ----
Low Wind Chill
53.0 °F at 1:58a
High Heat Index
56.0 °F at 12:00a
Rainfall totals are unofficial and are not
checked for accuracy.
Due to a terminal failure with the weather station, Data from April 10,
2007- May 21, 2007 may be inaccurate . A new station went on line May
23, 2007
Due to Terminal failure with Console Station Barometer readings may be inaccurate from July 1 2014- July 27, 2015. New console went online July 27,2015.
On March 3rd and March 4th, 2023 the rainfall gauge malfunctioned and recorded incorrect rain levels. Subtract 2,105.9mm (82.91 inches) of rain from March and 2023 annual data.