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 2025, 2024, 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
80.0 °F at 1:32p
66.3 °F at 7:32a
High Humidity
Low Humidity
92 % at 5:28a
80 % at 1:28p
High Dewpoint
Low Dewpoint
74.0 °F at 12:26p
63.0 °F at 12:00a
High Wind Speed
11.0 mph at 1:17p
High Barometer
Low Barometer
30.031 in at 9:15a
29.977 in at 1:34p
High Rain Rate
0.00 in/hr at ----
Low Wind Chill
66.0 °F at 7:21a
High Heat Index
85.0 °F at 1:13p
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.