Jacksonville, FL: frost dates by year

Last spring and first fall frost at NOAA station USW00013889, 1951 to 2024, measured from daily minimum temperatures.

Elevation 33 ft, 30.484, -81.702. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Feb 27	Dec 1
Earliest	Jan 2 (1969)	Nov 3 (1954)
Latest	Apr 8 (2007)	Dec 29 (2009)
Trend	0.6 days later per decade	0.6 days later per decade
Years with data	74	74, 5 with no freeze

At 28°F (hard freeze) the median last spring date is Feb 5 and the median first fall date is Dec 13.

The trend is a straight-line fit through the years with a freeze. A positive spring trend means the last frost now comes later. Short or patchy records give noisy trends.

Chart

Last spring frost (32°F)

First fall frost (32°F)

Dots are single years. The gray line is the median, the green line the fitted trend.

Year by year

Year	Last spring 32°F	First fall 32°F	Last spring 28°F	First fall 28°F
2024	Jan 21	Dec 1	none	none
2023	Jan 28	Nov 30	none	none
2022	Mar 13	Dec 23	Jan 30	Dec 24
2021	Feb 4	none	none	none
2020	Jan 22	Dec 1	none	Dec 26
2019	Jan 31	Dec 3	none	none
2018	Mar 15	Nov 28	Jan 19	none
2017	Mar 17	none	Jan 8	none
2016	Feb 27	Nov 21	Jan 24	none
2015	Feb 21	none	Feb 20	none
2014	Feb 14	Nov 19	Jan 8	Nov 19
2013	Mar 4	Nov 28	Feb 18	none
2012	Feb 13	Nov 25	Feb 13	Dec 23
2011	Mar 12	Nov 12	Jan 24	none
2010	Mar 7	Dec 2	Feb 26	Dec 2
2009	Mar 4	Dec 29	Feb 21	none
2008	Feb 28	Nov 18	Feb 28	Nov 19
2007	Apr 8	Nov 17	Feb 19	none
2006	Feb 14	Dec 9	Feb 14	none
2005	Mar 2	Dec 22	Jan 24	none
2004	Mar 11	Dec 15	Jan 29	Dec 15
2003	Feb 5	Nov 29	Jan 28	Nov 30
2002	Mar 5	Nov 29	Feb 28	none
2001	Mar 8	Dec 26	Jan 26	Dec 27
2000	Feb 7	Nov 21	Feb 6	Nov 22
1999	Mar 5	Dec 1	Jan 7	Dec 2
1998	Mar 14	Dec 18	Jan 1	none
1997	Jan 20	Nov 17	Jan 19	none
1996	Mar 13	Dec 10	Mar 9	Dec 20
1995	Feb 9	Dec 10	Feb 9	Dec 11
1994	Feb 4	none	Feb 3	none
1993	Mar 15	Dec 12	Mar 15	Dec 12
1992	Mar 17	Dec 13	Jan 17	none
1991	Feb 17	Nov 25	Feb 17	none
1990	Jan 27	Dec 5	none	none
1989	Feb 26	Dec 4	Feb 25	Dec 4
1988	Mar 17	Dec 3	Feb 14	Dec 13
1987	Feb 11	Nov 13	Jan 24	Dec 18
1986	Mar 2	none	Jan 28	none
1985	Mar 19	Dec 15	Feb 16	Dec 22
1984	Mar 2	Nov 14	Feb 8	Dec 7
1983	Feb 9	Nov 18	Feb 9	Dec 24
1982	Jan 27	Dec 13	Jan 15	Dec 22
1981	Mar 17	Nov 15	Feb 12	Dec 6
1980	Mar 4	Nov 29	Mar 4	none
1979	Mar 26	Nov 30	Feb 11	Nov 30
1978	Mar 6	Dec 6	Feb 23	Dec 18
1977	Mar 1	Nov 27	Feb 17	Dec 23
1976	Feb 24	Nov 6	Jan 23	Nov 9
1975	Mar 4	Nov 24	Jan 15	Dec 19
1974	Feb 27	Nov 14	Feb 27	Dec 4
1973	Feb 17	Dec 11	Jan 30	Dec 12
1972	Feb 21	Dec 17	Feb 5	none
1971	Mar 21	Nov 22	Mar 9	none
1970	Feb 27	Nov 17	Feb 5	Nov 24
1969	Jan 2	Nov 15	none	none
1968	Feb 13	Dec 9	none	Dec 16
1967	Feb 27	Dec 24	Feb 27	none
1966	Mar 8	Nov 4	Feb 6	Dec 25
1965	Feb 26	Dec 1	Jan 20	none
1964	Mar 31	Dec 1	Jan 15	none
1963	Feb 28	Nov 15	Jan 25	Dec 19
1962	Mar 6	Dec 7	Jan 13	Dec 12
1961	Jan 28	Dec 25	Jan 22	Dec 26
1960	Mar 7	Dec 4	Mar 6	Dec 13
1959	Feb 22	Nov 29	Jan 17	Nov 30
1958	Feb 22	Dec 13	Feb 21	none
1957	Jan 19	Dec 1	Jan 18	Dec 12
1956	Jan 21	Nov 23	Jan 9	Nov 28
1955	Feb 13	Nov 29	Feb 13	none
1954	Mar 17	Nov 3	none	Dec 7
1953	Jan 13	Dec 17	none	Dec 18
1952	Feb 8	Dec 7	Jan 30	Dec 15
1951	Feb 9	Nov 18	Feb 8	Dec 16

"none" means the station recorded no freeze at that threshold in that half of the year. "no data" means more than 10% of the season's daily readings were missing. Years with no usable data are left out. See the methodology for the rules, and the ZIP lookup for 1991 to 2020 frost probabilities.