Auberry 2 Nw, CA: frost dates by year

Last spring and first fall frost at NOAA station USC00040379, 1951 to 2019, measured from daily minimum temperatures.

Elevation 2,090 ft, 37.092, -119.513. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 12	Nov 24
Earliest	Jan 3 (2015)	Oct 16 (1965)
Latest	May 26 (1953)	Dec 28 (2018)
Trend	5.8 days earlier per decade	4.0 days later per decade
Years with data	63	64

At 28°F (hard freeze) the median last spring date is Mar 3 and the median first fall date is Dec 5.

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
2019	Mar 9	no data	Feb 22	no data
2018	Apr 17	Dec 28	Feb 23	none
2017	Mar 23	Dec 5	Mar 23	Dec 21
2016	Feb 2	Dec 7	Feb 1	Dec 19
2015	Jan 3	Nov 16	Jan 2	Dec 15
2014	Mar 31	Dec 25	none	Dec 31
2013	Apr 15	Dec 3	Jan 14	Dec 4
2012	Apr 4	Dec 13	Mar 18	Dec 18
2011	Apr 8	Dec 2	Feb 26	none
2010	May 10	Nov 23	none	Nov 24
2009	Apr 14	Dec 5	none	Dec 7
2008	Apr 19	Dec 7	Jan 28	Dec 17
2007	Apr 17	Dec 1	Jan 18	Dec 8
2006	Mar 21	Nov 27	none	Nov 28
2005	Feb 1	Nov 26	Jan 15	Dec 16
2004	Feb 28	Nov 29	Jan 5	Nov 29
2003	May 9	Nov 22	none	none
2002	Mar 19	Dec 18	Mar 18	none
2001	Apr 21	Nov 27	Feb 8	Dec 15
2000	Mar 1	Nov 9	Jan 4	none
1999	Apr 28	Dec 3	Apr 4	Dec 10
1998	Apr 15	Dec 4	Mar 29	Dec 20
1997	Apr 2	Dec 9	Jan 14	Dec 23
1996	Mar 29	Nov 29	Feb 28	none
1995	Apr 21	Dec 16	none	none
1994	Mar 22	Nov 3	none	Nov 19
1993	Feb 28	Nov 24	Jan 5	Dec 18
1992	Feb 3	no data	Jan 23	no data
1991	Mar 21	Nov 29	none	Dec 1
1990	Mar 13	Nov 21	Feb 19	Nov 27
1989	Apr 22	Dec 11	Mar 3	Dec 30
1988	May 6	Nov 17	May 1	Nov 18
1987	Mar 24	Nov 25	Feb 26	Dec 14
1986	Feb 9	Dec 13	none	Dec 28
1985	Mar 29	Nov 11	Mar 3	Dec 10
1984	May 15	Nov 22	Apr 26	Dec 14
1983	Apr 12	Nov 21	Jan 3	Nov 22
1982	Apr 7	Nov 14	Jan 22	Dec 25
1981	Mar 13	Nov 26	none	none
1979	Apr 18	Nov 19	Jan 29	Dec 27
1978	Feb 11	Nov 14	none	Dec 6
1977	Mar 26	Nov 19	Mar 13	none
1976	Apr 16	Nov 27	Mar 3	none
1975	Apr 26	Nov 19	Mar 14	Nov 29
1974	Mar 4	Dec 10	Jan 3	Dec 10
1973	no data	Nov 19	no data	none
1972	Apr 13	Dec 3	Feb 2	Dec 5
1971	Apr 21	Oct 28	Mar 2	Oct 28
1970	no data	Dec 11	no data	none
1968	Apr 22	Nov 25	Mar 19	Nov 28
1967	Apr 30	Nov 27	Apr 16	Nov 29
1966	no data	Nov 23	no data	Nov 25
1965	no data	Oct 16	no data	Nov 28
1964	May 3	no data	Mar 25	no data
1963	Apr 21	Nov 7	Apr 2	Dec 5
1962	May 20	Nov 17	Mar 23	Nov 29
1961	May 13	Oct 22	Apr 24	Nov 16
1960	May 22	Nov 15	Feb 22	Nov 28
1959	May 4	Dec 9	Feb 9	Dec 9
1958	Apr 7	Nov 17	Mar 7	Nov 17
1957	Apr 22	Nov 16	Mar 22	Nov 17
1956	Apr 3	Oct 28	Apr 2	Dec 8
1955	Apr 27	Nov 11	Apr 18	Nov 13
1954	Apr 3	Oct 24	Mar 16	Nov 29
1953	May 26	Nov 17	Apr 12	Nov 18
1952	Mar 23	Nov 16	Mar 23	Nov 17
1951	Apr 30	Nov 22	Mar 31	Nov 22

"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.