All-time weather records — Speedway, IN

Record high
102.9°F
June 28, 2012
Record low
-13.9°F
January 7, 2014
Wettest day
9.99 in
July 15, 2015

Climate change signal in Speedway

39.3%

of Speedway's all-time daily heat records were set in the last decade (144 of 366 records since 2015).

30.1%

of all-time daily cold records were set in the last decade (110 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 #
1990s
36
51
2000s
104
131
2010s
132
132
2020s
94
52

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 1997, the latest in 2026. Period of observation: 1996-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.9°F — Jan 7, 2008 -13.9°F — Jan 7, 2014 2.36 in — Jan 3, 2005
February 75.9°F — Feb 20, 2018 -9.8°F — Feb 7, 2014 2.61 in — Feb 11, 2009
March 86.0°F — Mar 22, 2026 1.2°F — Mar 6, 2015 2.42 in — Mar 3, 2023
April 87.1°F — Apr 30, 2007 21.0°F — Apr 9, 1997 3.26 in — Apr 19, 2011
May 96.1°F — May 28, 2018 30.2°F — May 9, 2020 2.77 in — May 30, 2008
June 102.9°F — Jun 28, 2012 39.9°F — Jun 1, 2003 3.49 in — Jun 16, 2000
July 102.0°F — Jul 6, 2012 50.0°F — Jul 2, 2001 9.99 in — Jul 15, 2015
August 97.0°F — Aug 2, 2012 46.9°F — Aug 15, 2014 3.77 in — Aug 4, 2009
September 97.0°F — Sep 2, 2011 37.0°F — Sep 24, 2012 2.86 in — Sep 19, 2011
October 99.0°F — Oct 8, 2014 24.1°F — Oct 28, 1997 2.24 in — Oct 31, 2013
November 79.0°F — Nov 1, 2016 6.3°F — Nov 13, 2019 1.77 in — Nov 23, 2014
December 73.0°F — Dec 6, 1998 -8.9°F — Dec 23, 2022 2.31 in — Dec 21, 2013

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