Anahuac, TX: frost dates by year

Last spring and first fall frost at NOAA station USC00410235, 1951 to 2015, measured from daily minimum temperatures.

Elevation 24 ft, 29.788, -94.634. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Feb 27	Dec 5
Earliest	Jan 6 (1969)	Nov 3 (1951)
Latest	Mar 31 (1987)	Dec 27 (2001)
Trend	1.4 days earlier per decade	1.0 days later per decade
Years with data	56, 2 with no freeze	52, 5 with no freeze

At 28°F (hard freeze) the median last spring date is Feb 5 and the median first fall date is Dec 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
2015	Feb 26	no data	Jan 9	no data
2014	Mar 5	Nov 14	Jan 30	none
2013	Mar 3	Nov 28	none	none
2012	Feb 13	Dec 11	Jan 15	none
2011	Feb 14	Nov 29	Feb 14	Dec 8
2010	Mar 2	Nov 27	Feb 26	Dec 27
2009	Mar 2	Dec 5	Jan 29	Dec 5
2008	Mar 7	Dec 2	Mar 7	Dec 5
2007	Mar 5	Dec 17	Feb 17	none
2006	Feb 12	Nov 21	none	Dec 5
2003	Feb 17	Dec 15	Jan 26	Dec 15
2002	Mar 5	none	Mar 4	none
2001	Feb 10	Dec 27	Jan 20	none
2000	Jan 29	Nov 10	none	Nov 10
1999	Jan 10	Dec 16	Jan 5	none
1998	none	Dec 25	none	Dec 26
1997	Feb 16	no data	Jan 11	no data
1996	Mar 21	Dec 17	Mar 9	Dec 19
1995	Mar 9	no data	none	no data
1994	Feb 3	none	Feb 2	none
1993	Mar 14	Nov 7	none	Nov 27
1992	Jan 21	no data	Jan 20	no data
1991	Jan 23	Nov 4	none	Nov 9
1990	none	Dec 5	none	Dec 23
1989	Mar 9	Dec 13	Mar 7	Dec 13
1988	Feb 13	Dec 18	Feb 13	none
1987	Mar 31	Dec 16	Jan 23	none
1986	Mar 1	none	Feb 12	none
1985	Feb 9	Dec 2	Feb 3	Dec 14
1984	Feb 8	Nov 22	Feb 7	Dec 7
1983	no data	Dec 7	no data	Dec 22
1982	Feb 7	Dec 13	Jan 17	none
1981	Feb 13	Dec 18	Feb 13	Dec 19
1980	Mar 4	Dec 25	Mar 3	none
1979	Feb 19	Nov 30	Feb 9	Nov 30
1978	Mar 5	Dec 9	Feb 22	Dec 10
1977	Feb 16	Dec 10	Jan 29	Dec 22
1976	Jan 28	Nov 29	Jan 10	Nov 29
1975	Feb 8	Nov 15	Feb 8	Dec 19
1974	Feb 27	Dec 1	none	none
1973	Feb 18	Dec 8	Feb 11	Dec 17
1972	Feb 9	Dec 16	Feb 4	Dec 16
1971	Mar 5	none	Mar 4	none
1970	Feb 17	Nov 16	Feb 3	Nov 16
1969	Jan 6	Nov 15	Jan 6	Nov 15
1968	Mar 3	Dec 15	Mar 2	Dec 25
1967	Mar 7	Dec 23	Feb 9	Dec 23
1966	Mar 7	Nov 3	Jan 31	Dec 11
1965	Mar 21	none	Mar 20	none
1958	Feb 17	no data	Feb 14	no data
1957	Mar 9	Dec 11	Jan 19	Dec 12
1956	Mar 8	Nov 10	Jan 9	none
1955	Mar 28	Nov 29	Feb 12	Nov 29
1954	Mar 7	Dec 14	Jan 23	Dec 30
1953	Jan 19	Dec 10	Jan 18	Dec 15
1952	Mar 24	Nov 21	none	Dec 15
1951	Mar 13	Nov 3	Feb 17	Nov 3

"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.