All-time weather records — Belvidere, NJ

Record high
100.9°F
July 6, 1999
Record low
-18.0°F
January 31, 2026
Wettest day
7.47 in
September 17, 1999

Climate change signal in Belvidere

27.3%

of Belvidere's all-time daily heat records were set in the last decade (100 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 #
1980s
59
104
1990s
86
64
2000s
91
42
2010s
74
105
2020s
56
51

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 1982, the latest in 2026. Period of observation: 1981-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 66.0°F — Jan 14, 2005 -18.0°F — Jan 31, 2026 3.40 in — Jan 22, 2014
February 77.0°F — Feb 22, 2018 -18.0°F — Feb 1, 2026 4.20 in — Feb 8, 2003
March 84.9°F — Mar 31, 1998 -8.0°F — Mar 6, 2015 2.23 in — Mar 5, 2008
April 93.0°F — Apr 27, 1990 14.0°F — Apr 11, 1991 2.73 in — Apr 3, 2005
May 93.9°F — May 21, 1996 27.0°F — May 7, 2013 3.00 in — May 29, 1982
June 96.1°F — Jun 3, 2023 28.9°F — Jun 4, 2015 5.13 in — Jun 27, 2023
July 100.9°F — Jul 6, 1999 41.0°F — Jul 21, 2014 4.13 in — Jul 15, 2023
August 100.0°F — Aug 1, 2002 41.0°F — Aug 29, 1982 6.00 in — Aug 28, 2011
September 98.1°F — Sep 11, 1983 21.9°F — Sep 18, 1995 7.47 in — Sep 17, 1999
October 91.0°F — Oct 3, 2019 21.0°F — Oct 31, 1983 6.84 in — Oct 9, 2005
November 80.1°F — Nov 2, 2024 7.0°F — Nov 24, 2018 3.15 in — Nov 3, 2018
December 73.0°F — Dec 5, 1998 -9.9°F — Dec 23, 2024 2.97 in — Dec 12, 2008

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