Visalia, CA: frost dates by year

Last spring and first fall frost at NOAA station USC00049367, 1951 to 2025, measured from daily minimum temperatures.

Elevation 303 ft, 36.328, -119.300. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Feb 3	Dec 6
Earliest	Jan 1 (1988)	Oct 28 (1971)
Latest	Mar 27 (1976)	Dec 29 (2018)
Trend	5.0 days earlier per decade	3.2 days later per decade
Years with data	63, 6 with no freeze	60, 7 with no freeze

At 28°F (hard freeze) the median last spring date is Jan 18 and the median first fall date is Dec 19.

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
2025	no data	none	no data	none
2021	no data	none	no data	none
2020	Jan 14	Dec 20	none	none
2019	Feb 23	no data	none	no data
2018	Feb 25	Dec 29	none	none
2017	Jan 30	no data	none	no data
2016	Jan 2	Dec 18	none	none
2015	Jan 4	no data	Jan 1	no data
2014	none	none	none	none
2012	Jan 24	no data	Jan 18	no data
2010	none	Nov 27	none	none
2009	Mar 11	Dec 8	none	none
2008	no data	Dec 14	no data	none
2004	Jan 5	no data	none	no data
2003	none	Dec 28	none	none
2002	Feb 4	Dec 25	none	none
2001	Jan 20	none	none	none
2000	Jan 7	Nov 15	none	none
1999	Mar 6	none	Jan 11	none
1998	Jan 7	Dec 7	none	Dec 21
1997	Jan 14	Dec 11	none	none
1996	none	none	none	none
1995	none	none	none	none
1994	Feb 3	Nov 19	Jan 28	none
1993	Jan 13	Nov 25	Jan 5	none
1992	Jan 14	Dec 19	none	none
1991	Jan 2	Nov 30	Jan 2	none
1990	Feb 16	Dec 16	Feb 16	Dec 21
1989	Feb 8	Dec 12	Feb 8	Dec 20
1988	Jan 1	Dec 11	none	none
1987	Jan 23	Dec 13	Jan 21	Dec 24
1986	Feb 11	Dec 2	none	Dec 14
1985	Feb 21	Nov 13	none	Dec 12
1984	Jan 27	Dec 16	none	none
1983	Jan 6	Dec 21	none	none
1982	Jan 23	no data	Jan 8	no data
1981	Jan 7	Dec 24	none	none
1980	none	Dec 8	none	Dec 12
1979	no data	Dec 27	no data	none
1978	Jan 26	Dec 6	none	Dec 7
1977	Mar 15	Nov 20	Jan 15	Nov 20
1976	Mar 27	Nov 28	Jan 5	none
1975	Feb 21	Nov 18	Jan 29	Dec 15
1974	Feb 21	Nov 29	none	Dec 24
1973	Jan 8	Nov 4	Jan 7	none
1972	Feb 3	Nov 21	Feb 2	Dec 9
1971	Mar 2	Oct 28	Feb 26	none
1970	Jan 29	Dec 24	Jan 7	none
1969	Feb 4	Dec 1	none	Dec 30
1968	Jan 28	no data	Jan 5	no data
1967	Jan 9	Dec 9	none	Dec 14
1966	Mar 4	Dec 29	none	none
1965	Feb 13	Nov 28	Jan 1	Dec 19
1964	Mar 3	Nov 14	Jan 13	none
1963	Jan 26	Dec 10	Jan 21	Dec 23
1962	Mar 7	Nov 29	Feb 27	Dec 25
1961	Jan 22	Nov 17	Jan 21	none
1960	Mar 2	Dec 6	Jan 17	Dec 29
1959	Feb 9	Dec 6	Feb 9	none
1958	Jan 23	Nov 16	none	Nov 18
1957	Mar 22	Dec 3	Feb 3	none
1956	Mar 6	Nov 1	Feb 16	Dec 8
1955	Feb 28	Nov 12	Jan 8	none
1954	Mar 20	Dec 25	Jan 14	Dec 27
1953	Mar 3	Nov 19	Mar 2	Dec 22
1952	Feb 18	Nov 24	Jan 10	none
1951	Mar 4	Dec 7	Mar 4	Dec 9

"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.