All-time weather records — Grottoes, VA

Record high
100.9°F
July 9, 2012
Record low
-2.0°F
January 7, 2018
Wettest day
6.11 in
September 19, 2003

Climate change signal in Grottoes

44.8%

of Grottoes's all-time daily heat records were set in the last decade (164 of 366 records since 2015).

36.1%

of all-time daily cold records were set in the last decade (132 of 366 records since 2015).

If records were spread evenly across the station's history, you'd expect roughly 5% per decade. Decade-by-decade, here's where each record-breaking day was set:

Decade Heat records set # Cold records set #
2000s
113
148
2010s
170
169
2020s
83
49

Records are the all-time daily extremes that are still standing — each daily record can only be held by one year. The station's earliest hot record was set in 2000, the latest in 2024. Period of observation: 2000-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 78.1°F — Jan 30, 2002 -2.0°F — Jan 7, 2018 2.81 in — Jan 25, 2010
February 79.0°F — Feb 22, 2018 -2.0°F — Feb 20, 2015 4.10 in — Feb 27, 2003
March 84.0°F — Mar 30, 2020 0.0°F — Mar 4, 2014 2.70 in — Mar 6, 2013
April 91.0°F — Apr 26, 2009 21.0°F — Apr 9, 2002 3.72 in — Apr 17, 2011
May 91.9°F — May 16, 2013 28.9°F — May 10, 2020 3.24 in — May 31, 2018
June 100.0°F — Jun 30, 2012 39.9°F — Jun 3, 2003 3.40 in — Jun 23, 2006
July 100.9°F — Jul 9, 2012 48.0°F — Jul 2, 2010 3.20 in — Jul 3, 2004
August 98.1°F — Aug 9, 2007 46.0°F — Aug 22, 2024 5.30 in — Aug 9, 2024
September 97.0°F — Sep 6, 2023 35.1°F — Sep 21, 2020 6.11 in — Sep 19, 2003
October 93.9°F — Oct 4, 2019 24.1°F — Oct 28, 2001 3.33 in — Oct 8, 2005
November 80.1°F — Nov 4, 2003 12.9°F — Nov 19, 2014 2.78 in — Nov 30, 2005
December 78.1°F — Dec 5, 2001 1.9°F — Dec 24, 2022 2.58 in — Dec 20, 2009

Click a month to see every daily record for that month in Grottoes.