Seminole, TX: frost dates by year

Last spring and first fall frost at NOAA station USC00418201, 1951 to 2022, measured from daily minimum temperatures.

Elevation 3,336 ft, 32.713, -102.660. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 5	Nov 3
Earliest	Feb 27 (2004)	Oct 7 (1952)
Latest	May 3 (1954)	Dec 8 (1998)
Trend	0.9 days earlier per decade	1.5 days later per decade
Years with data	67	70

At 28°F (hard freeze) the median last spring date is Mar 23 and the median first fall date is Nov 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
2022	no data	Nov 12	no data	Nov 12
2021	Apr 22	Nov 18	Mar 25	Dec 7
2020	Apr 14	Oct 26	Feb 28	Oct 27
2019	Apr 1	Oct 25	Mar 7	Oct 25
2018	Apr 8	Oct 16	Feb 27	Nov 13
2017	Mar 3	Nov 9	Feb 26	Nov 19
2016	Apr 4	Nov 19	Feb 27	Nov 19
2015	Apr 18	Nov 12	Apr 18	Nov 22
2014	Apr 16	Nov 11	Apr 16	Nov 11
2013	no data	Nov 8	no data	Nov 13
2011	Mar 31	Nov 3	Mar 10	Nov 4
2010	Apr 9	Nov 13	Mar 22	Nov 13
2009	no data	Oct 27	no data	Nov 17
2008	Apr 19	Oct 24	Mar 9	Nov 15
2007	Apr 9	Oct 23	Apr 9	Nov 22
2005	Mar 27	Nov 16	Mar 17	Nov 16
2004	Feb 27	Nov 2	Feb 27	Nov 30
2003	Apr 9	Nov 23	Mar 30	Nov 24
2002	Mar 27	Nov 16	Mar 26	Nov 27
2001	Mar 28	Nov 20	Mar 1	Nov 28
2000	Mar 20	Nov 8	Mar 19	Nov 8
1999	Mar 15	Nov 3	Mar 15	Nov 25
1998	Mar 21	Dec 8	Mar 13	Dec 8
1997	Apr 15	Oct 27	Apr 13	Nov 11
1996	Apr 6	Oct 22	Mar 27	Nov 25
1995	Apr 23	Nov 3	Apr 12	Nov 11
1994	Apr 7	Nov 11	Apr 7	Nov 28
1993	Mar 15	Oct 30	Mar 15	Oct 30
1992	Mar 13	Nov 5	Mar 12	Nov 5
1991	Apr 1	Oct 30	Mar 9	Oct 31
1990	Mar 26	Oct 22	Mar 26	Nov 28
1989	Apr 12	Oct 19	Mar 23	Oct 20
1988	Mar 30	Nov 16	Mar 19	Nov 16
1987	Apr 8	Nov 10	Apr 3	Nov 10
1986	Mar 21	Oct 13	Mar 21	Nov 11
1985	Mar 31	Nov 15	Feb 15	Nov 20
1984	Apr 4	Nov 19	Mar 24	Nov 27
1983	Apr 15	Nov 10	Apr 9	Nov 27
1982	Mar 8	Nov 4	Mar 8	Nov 4
1981	Mar 23	Oct 24	Mar 8	Nov 9
1980	Apr 13	Oct 24	Mar 24	Oct 29
1979	Apr 5	Oct 31	Apr 5	Nov 2
1978	Apr 11	Nov 15	Mar 17	Nov 28
1977	Apr 5	Nov 2	Mar 7	Nov 9
1976	Apr 1	Oct 8	Apr 1	Nov 13
1975	Apr 9	Oct 26	Apr 4	Nov 13
1974	Apr 6	Nov 14	Mar 25	Nov 30
1973	Apr 11	Nov 20	Apr 10	Nov 28
1972	Apr 1	Nov 1	Mar 31	Nov 1
1971	Apr 7	Oct 21	Mar 20	Nov 19
1970	Apr 5	Oct 9	Apr 5	Oct 10
1969	Mar 27	Oct 13	Mar 25	Nov 3
1968	Apr 24	Oct 18	Mar 22	Nov 11
1967	Mar 17	Nov 1	Mar 9	Nov 4
1966	Mar 25	Oct 15	Mar 24	Nov 2
1965	Mar 27	Nov 28	Mar 27	Nov 29
1964	Apr 9	Nov 20	Apr 8	Nov 20
1963	Mar 14	Nov 2	Mar 9	Nov 23
1962	Apr 2	Nov 8	Mar 16	Dec 5
1961	Apr 12	Nov 3	Mar 1	Nov 15
1960	Apr 3	Oct 31	Mar 18	Nov 10
1959	Apr 13	Nov 5	Apr 13	Nov 5
1958	Mar 20	Nov 6	Mar 18	Nov 19
1957	Apr 14	Oct 27	Apr 13	Nov 22
1956	Apr 10	Nov 4	Apr 10	Nov 5
1955	Apr 16	Oct 24	Apr 7	Nov 3
1954	May 3	Oct 15	Apr 1	Nov 5
1953	Apr 19	Nov 8	Mar 5	Nov 13
1952	Apr 10	Oct 7	Apr 10	Nov 10
1951	Apr 16	Nov 1	Apr 13	Nov 2

"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.