La Belle, FL: frost dates by year

Last spring and first fall frost at NOAA station USC00084662, 1951 to 2018, measured from daily minimum temperatures.

Elevation 16 ft, 26.746, -81.426. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Feb 5	Dec 12
Earliest	Jan 9 (1963)	Nov 22 (1981)
Latest	Mar 22 (1960)	Dec 26 (1985)
Trend	3.1 days earlier per decade	little change (less than half a day per decade)
Years with data	39, 10 with no freeze	35, 22 with no freeze

At 28°F (hard freeze) the median last spring date is Jan 20 and the median first fall date is Dec 15.

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
2018	Jan 18	none	none	none
2017	none	no data	none	no data
2016	none	none	none	none
2015	Feb 20	none	none	none
2014	Jan 23	none	Jan 19	none
2013	none	none	none	none
2012	Jan 16	Dec 23	none	none
2011	Jan 14	none	none	none
2010	Jan 13	Dec 7	Jan 13	Dec 14
2009	Feb 7	none	Jan 23	none
2008	no data	none	no data	none
1988	none	no data	none	no data
1985	Feb 14	Dec 26	Jan 22	Dec 27
1984	none	none	none	none
1983	Jan 14	Dec 25	none	Dec 26
1982	Jan 16	none	Jan 13	none
1981	Feb 5	Nov 22	Feb 5	Dec 20
1980	Mar 3	none	Mar 3	none
1979	Feb 3	none	none	none
1978	no data	none	no data	none
1973	Jan 14	no data	none	no data
1972	Feb 21	no data	none	no data
1971	Mar 21	none	Feb 15	none
1970	Jan 11	Nov 24	Jan 11	Nov 25
1969	none	none	none	none
1968	Mar 2	Dec 5	none	Dec 16
1967	Feb 26	none	none	none
1966	Feb 6	Dec 25	Jan 31	none
1965	Feb 27	none	Jan 18	none
1964	Feb 24	none	Jan 15	none
1963	Jan 9	Dec 25	none	none
1962	no data	Dec 11	no data	Dec 11
1960	Mar 22	no data	Jan 24	no data
1959	Jan 19	no data	Jan 18	no data
1958	Feb 21	none	Feb 14	none
1957	none	Dec 12	none	Dec 12
1956	Jan 15	no data	none	no data
1955	Feb 13	none	none	none
1954	none	Dec 21	none	none
1953	none	none	none	none
1952	none	Dec 12	none	none
1951	Jan 27	none	Jan 9	none

"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.