Subiaco, AR: frost dates by year

Last spring and first fall frost at NOAA station USC00036928, 1951 to 2025, measured from daily minimum temperatures.

Elevation 500 ft, 35.303, -93.637. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Mar 27	Nov 5
Earliest	Mar 1 (2020)	Oct 9 (2000)
Latest	Apr 20 (1953)	Dec 9 (1998)
Trend	1.0 days earlier per decade	1.1 days later per decade
Years with data	73	74

At 28°F (hard freeze) the median last spring date is Mar 13 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
2025	Mar 22	Nov 10	Feb 24	Nov 10
2024	Mar 28	Nov 27	Feb 20	Nov 30
2023	Mar 21	Oct 31	Mar 21	Nov 1
2022	Apr 15	Oct 19	Mar 14	Nov 13
2021	Apr 3	Nov 5	Feb 26	Nov 19
2020	Mar 1	Nov 12	Feb 28	Nov 13
2019	no data	Nov 1	no data	Nov 1
2018	Apr 17	Nov 10	Apr 8	Nov 10
2017	Mar 16	Oct 29	Feb 10	Oct 29
2016	Mar 3	Nov 20	Feb 27	Nov 20
2015	Mar 8	Nov 22	Mar 8	Nov 22
2014	Apr 15	Nov 1	Mar 7	Nov 12
2013	Mar 28	Nov 13	Mar 28	Nov 13
2012	Mar 9	Oct 28	Feb 14	Nov 13
2011	Mar 12	Nov 11	Mar 7	Nov 30
2010	Mar 24	Oct 30	Mar 5	Nov 7
2009	Apr 9	Nov 27	Mar 4	Dec 1
2008	Mar 25	Oct 28	Mar 10	Nov 16
2007	Apr 9	Nov 7	Apr 9	Nov 7
2006	Mar 26	Nov 2	Feb 24	Nov 4
2005	Mar 15	Nov 16	Mar 2	Nov 17
2004	Mar 8	Nov 28	Feb 27	Dec 2
2003	Mar 30	Nov 24	Mar 6	Nov 24
2002	Mar 28	Nov 16	Mar 23	Nov 27
2001	Mar 27	Nov 20	Feb 19	Nov 21
2000	Apr 9	Oct 9	Mar 12	Nov 15
1999	Mar 15	Nov 26	Mar 4	Dec 7
1998	Mar 22	Dec 9	Mar 13	Dec 9
1997	Apr 14	Oct 28	Mar 15	Nov 16
1996	Apr 7	Nov 3	Mar 26	Nov 3
1995	Mar 10	Nov 3	Mar 9	Nov 4
1994	Apr 7	Oct 27	Apr 7	Nov 30
1993	Mar 18	Oct 28	Mar 14	Oct 31
1992	Apr 3	Nov 6	Mar 13	Nov 6
1991	Mar 30	Nov 1	Mar 10	Nov 2
1990	Apr 8	Oct 23	Mar 20	Nov 30
1989	Apr 11	Oct 20	Apr 11	Nov 3
1988	Mar 30	Nov 17	Mar 16	Nov 17
1987	Apr 5	Oct 21	Apr 4	Nov 11
1986	Mar 22	Nov 12	Mar 21	Nov 13
1985	Mar 5	no data	Feb 16	no data
1984	Mar 20	Nov 11	Mar 11	Nov 20
1983	Mar 22	Nov 11	Mar 22	Nov 24
1982	no data	Oct 23	no data	Nov 5
1981	Mar 19	Oct 24	Feb 14	Nov 21
1980	Mar 18	Oct 25	Mar 18	Oct 30
1979	Apr 5	Nov 4	Mar 6	Nov 11
1978	Mar 27	Nov 8	Mar 10	Nov 18
1977	Mar 7	Nov 10	Feb 20	Nov 26
1976	Mar 17	Oct 28	Feb 23	Nov 5
1975	Apr 4	Nov 13	Apr 3	Nov 14
1974	Mar 25	Nov 15	Mar 24	Nov 15
1973	Apr 11	Nov 11	Feb 22	Dec 7
1972	Apr 4	Nov 20	Mar 3	Nov 23
1971	Apr 7	Nov 7	Mar 20	Nov 7
1970	Mar 27	Nov 6	Mar 22	Nov 16
1969	Mar 26	Nov 5	Mar 11	Nov 15
1968	Mar 24	Oct 29	Mar 24	Nov 12
1967	Mar 18	Nov 4	Mar 18	Nov 4
1966	Mar 25	Oct 20	Mar 25	Nov 2
1965	Mar 28	Oct 25	Mar 28	Nov 30
1964	Apr 9	Nov 20	Mar 30	Nov 21
1963	Mar 22	Nov 13	Feb 27	Nov 14
1962	Apr 3	Nov 9	Mar 15	Nov 9
1961	Mar 10	Nov 4	Mar 10	Nov 9
1960	Mar 26	Oct 20	Mar 21	Nov 10
1959	Apr 14	Oct 28	Mar 7	Nov 6
1958	Mar 20	Nov 7	Mar 20	Nov 28
1957	Apr 15	Oct 26	Apr 13	Oct 27
1956	Mar 20	Nov 9	Mar 20	Nov 17
1955	Mar 29	Oct 25	Mar 29	Nov 4
1954	Apr 1	Nov 4	Apr 1	Nov 5
1953	Apr 20	Nov 6	Feb 23	Nov 9
1952	Mar 26	Oct 29	Mar 24	Oct 29
1951	Apr 17	Nov 1	Mar 20	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.