All-time weather records — Trenton, NJ

Record high
106.0°F
July 22, 2011
Record low
-1.8°F
January 7, 2018
Wettest day
7.25 in
September 16, 1999

Climate change signal in Trenton

33.6%

of Trenton's all-time daily heat records were set in the last decade (123 of 366 records since 2015).

33.1%

of all-time daily cold records were set in the last decade (121 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 #
1940s
15
10
1990s
29
29
2000s
118
155
2010s
147
105
2020s
57
67

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 1945, the latest in 2026. Period of observation: 1945-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 72.0°F — Jan 6, 2007 -1.8°F — Jan 7, 2018 2.16 in — Jan 9, 2024
February 78.1°F — Feb 21, 2018 0.1°F — Feb 20, 2015 2.51 in — Feb 20, 1945
March 87.1°F — Mar 29, 1945 6.3°F — Mar 6, 2015 2.91 in — Mar 23, 2024
April 93.0°F — Apr 17, 2002 21.9°F — Apr 1, 2003 4.56 in — Apr 15, 2007
May 91.9°F — May 18, 2017 31.1°F — May 10, 2020 2.79 in — May 27, 2018
June 98.1°F — Jun 9, 2011 43.0°F — Jun 1, 1945 3.51 in — Jun 7, 2013
July 106.0°F — Jul 22, 2011 50.0°F — Jul 3, 2001 2.88 in — Jul 12, 2004
August 100.0°F — Aug 2, 2002 48.9°F — Aug 21, 2000 4.66 in — Aug 14, 2011
September 97.0°F — Sep 1, 2010 36.0°F — Sep 30, 2000 7.25 in — Sep 16, 1999
October 93.0°F — Oct 2, 2019 27.1°F — Oct 19, 2015 4.80 in — Oct 8, 2005
November 80.1°F — Nov 1, 2024 13.1°F — Nov 23, 2018 2.66 in — Nov 8, 2006
December 75.9°F — Dec 7, 1998 5.2°F — Dec 23, 2024 2.17 in — Dec 18, 2023

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