All-time weather records — St. Augustine, FL

Record high
102.9°F
July 20, 1986
Record low
3.0°F
March 10, 2016
Wettest day
11.28 in
October 10, 1989

Climate change signal in St. Augustine

9.8%

of St. Augustine's all-time daily heat records were set in the last decade (36 of 366 records since 2015).

1.4%

of all-time daily cold records were set in the last decade (5 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 #
1970s
48
63
1980s
92
167
1990s
90
76
2000s
80
33
2010s
40
23
2020s
16
4

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 1973, the latest in 2026. Period of observation: 1973-2026.

Records by month

Month Hottest day Coldest day Wettest day
January 86.0°F — Jan 31, 1985 10.0°F — Jan 21, 1985 3.34 in — Jan 12, 1979
February 89.1°F — Feb 14, 2025 21.0°F — Feb 5, 1996 4.40 in — Feb 16, 1998
March 93.0°F — Mar 28, 1994 3.0°F — Mar 10, 2016 3.77 in — Mar 7, 1983
April 95.0°F — Apr 28, 1989 34.0°F — Apr 5, 1987 3.83 in — Apr 22, 1983
May 98.1°F — May 29, 2000 41.0°F — May 6, 2013 3.60 in — May 17, 2010
June 100.9°F — Jun 3, 1985 52.0°F — Jun 1, 1984 8.07 in — Jun 18, 1982
July 102.9°F — Jul 20, 1986 57.9°F — Jul 19, 2012 4.50 in — Jul 16, 1998
August 100.9°F — Aug 1, 1999 55.0°F — Aug 12, 1988 5.25 in — Aug 22, 2008
September 99.0°F — Sep 16, 1990 43.0°F — Sep 13, 2006 6.50 in — Sep 25, 1992
October 93.9°F — Oct 2, 1977 36.0°F — Oct 26, 1990 11.28 in — Oct 10, 1989
November 89.1°F — Nov 1, 2015 28.9°F — Nov 10, 1991 4.65 in — Nov 16, 1994
December 86.0°F — Dec 19, 1990 16.0°F — Dec 25, 1983 3.93 in — Dec 12, 2011

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