Clarendon, TX: frost dates by year

Last spring and first fall frost at NOAA station USW00023072, 1952 to 2017, measured from daily minimum temperatures.

Elevation 2,700 ft, 34.932, -100.890. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 11	Oct 24
Earliest	Mar 22 (1986)	Sep 24 (1989)
Latest	May 3 (2013)	Nov 16 (1973)
Trend	little change (less than half a day per decade)	0.5 days earlier per decade
Years with data	66	63

At 28°F (hard freeze) the median last spring date is Apr 2 and the median first fall date is Nov 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
2017	May 1	no data	Mar 15	no data
2016	Apr 2	Nov 12	Mar 21	Nov 19
2015	Apr 11	Nov 6	Mar 7	Nov 21
2014	Apr 16	Nov 11	Apr 15	Nov 11
2013	May 3	Oct 19	May 3	Nov 7
2012	Mar 22	Oct 8	Mar 4	Oct 27
2011	May 3	Oct 28	Mar 30	Nov 3
2010	Apr 9	Oct 28	Apr 8	Nov 5
2009	Apr 7	Oct 11	Apr 7	Nov 18
2008	Apr 18	Oct 24	Mar 10	Oct 24
2007	Apr 15	Oct 19	Apr 8	Nov 1
2006	Mar 25	Oct 22	Mar 25	Nov 1
2005	Mar 31	Oct 24	Mar 23	Oct 24
2004	Apr 14	Nov 4	Apr 14	Nov 4
2003	Apr 12	Nov 6	Apr 10	Nov 23
2002	Apr 5	Oct 14	Apr 5	Nov 4
2001	Apr 12	Oct 6	Mar 27	Oct 16
2000	Apr 8	Oct 9	Apr 4	Nov 8
1999	Apr 17	Oct 19	Mar 15	Nov 22
1998	Apr 22	Nov 8	Apr 4	Nov 24
1997	Apr 14	Oct 26	Apr 14	Oct 27
1996	Apr 23	Oct 18	Apr 6	Nov 10
1995	Apr 12	Oct 24	Mar 9	Oct 24
1994	Apr 7	Nov 10	Apr 7	Nov 10
1993	Apr 22	Oct 21	Mar 18	Oct 30
1992	Apr 4	Oct 17	Mar 12	Nov 5
1991	May 2	Oct 29	Mar 15	Oct 29
1990	Apr 6	Oct 18	Mar 26	Nov 5
1989	Apr 11	Sep 24	Apr 11	Oct 19
1988	Apr 13	Nov 6	Apr 12	Nov 16
1987	Apr 6	Nov 10	Apr 4	Nov 10
1986	Mar 22	Oct 13	Mar 20	Nov 11
1985	Mar 31	Nov 2	Mar 31	Nov 11
1984	Apr 5	Sep 30	Mar 19	Nov 2
1983	Apr 20	Nov 10	Apr 16	Nov 24
1982	Apr 7	Oct 20	Apr 6	Oct 20
1981	Apr 1	Oct 23	Mar 23	Oct 23
1980	Apr 9	Oct 28	Mar 18	Oct 29
1979	Apr 6	Nov 1	Apr 5	Nov 13
1978	Mar 25	no data	Mar 17	no data
1977	Apr 5	Oct 12	Mar 23	Nov 9
1976	Apr 1	Oct 8	Mar 28	Oct 17
1975	Apr 19	Oct 18	Apr 4	Nov 10
1974	Apr 16	Nov 5	Apr 15	Nov 27
1973	Apr 11	Nov 16	Apr 11	Nov 21
1972	Apr 4	Oct 31	Apr 1	Nov 14
1971	Apr 14	Oct 31	Apr 7	Nov 4
1970	Apr 5	Oct 9	Apr 5	Oct 28
1969	Mar 27	Oct 13	Mar 26	Nov 4
1968	Apr 6	Oct 18	Apr 5	Nov 11
1967	May 3	Nov 1	Mar 18	Nov 3
1966	Apr 21	Oct 15	Apr 6	Nov 2
1965	Mar 31	Nov 14	Mar 28	Nov 27
1964	Apr 10	Oct 19	Apr 9	Nov 20
1963	Mar 23	Nov 13	Mar 15	Nov 18
1962	Apr 8	Nov 8	Apr 3	Nov 8
1961	Apr 16	Nov 3	Apr 16	Nov 3
1960	May 1	no data	Mar 23	no data
1959	Apr 23	Oct 18	Apr 22	Oct 27
1958	Apr 14	Oct 31	Mar 20	Nov 1
1957	Apr 14	Oct 26	Apr 14	Oct 26
1956	Apr 12	Nov 4	Apr 11	Nov 9
1955	Apr 8	Oct 24	Mar 28	Oct 30
1954	May 3	Oct 30	Apr 1	Oct 30
1953	Apr 20	Nov 9	Mar 15	Nov 20
1952	Apr 10	Oct 7	Apr 10	Nov 10

"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.