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
60.0 °F at 2:56p
52.7 °F at 5:30a
High Humidity
Low Humidity
90 % at 7:10a
74 % at 4:59p
High Dewpoint
Low Dewpoint
55.0 °F at 9:46a
49.0 °F at 5:23a
High Wind Speed
13.0 mph at 9:27a
High Barometer
Low Barometer
30.210 in at 5:38p
30.004 in at 12:23a
High Rain Rate
0.04 in/hr at 12:00a
Low Wind Chill
53.0 °F at 4:28a
High Heat Index
60.0 °F at 12:50p
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.