Clarendon, AR: frost dates by year

Last spring and first fall frost at NOAA station USC00031442, 1965 to 2012, measured from daily minimum temperatures.

Elevation 179 ft, 34.699, -91.304. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Mar 23	Nov 3
Earliest	Feb 9 (1976)	Oct 6 (1985)
Latest	Apr 20 (1983)	Nov 30 (2004)
Trend	2.7 days earlier per decade	2.2 days later per decade
Years with data	34	39

At 28°F (hard freeze) the median last spring date is Mar 9 and the median first fall date is Nov 20.

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
2012	Feb 20	Nov 24	Feb 13	Nov 28
2011	Feb 13	Nov 18	Feb 12	Dec 9
2010	no data	Oct 30	no data	Dec 6
2008	Mar 25	Oct 28	Mar 9	Nov 19
2006	no data	Nov 2	no data	Nov 21
2005	no data	Oct 27	no data	Nov 30
2004	Feb 18	Nov 30	Feb 14	Dec 13
2003	Mar 10	Nov 23	Feb 26	Nov 24
2002	Mar 21	Nov 16	Mar 21	Nov 27
2001	Mar 24	Oct 27	Feb 17	Nov 20
2000	Mar 12	Oct 7	Mar 11	Nov 18
1999	no data	Nov 25	no data	Nov 29
1998	Mar 12	Nov 5	Mar 12	Dec 21
1997	Mar 16	Nov 15	Jan 30	Nov 15
1996	Apr 10	Nov 2	Mar 21	Nov 2
1995	Mar 31	Nov 3	Mar 9	Nov 3
1994	Apr 7	Oct 26	Feb 27	Nov 30
1993	Mar 18	Oct 29	Mar 13	Oct 31
1992	Apr 2	Nov 5	Feb 10	Nov 6
1991	Mar 29	Nov 1	Feb 25	Nov 3
1990	Apr 3	Nov 5	Feb 25	Nov 29
1989	Apr 11	Oct 19	Apr 10	Nov 16
1988	Mar 18	Nov 16	Mar 15	Dec 4
1987	Apr 3	Oct 12	Mar 11	Nov 11
1986	Mar 21	Nov 11	Mar 21	Nov 12
1985	Apr 9	Oct 6	Feb 28	Nov 20
1983	Apr 20	Nov 16	Mar 25	Dec 7
1982	no data	Oct 23	no data	Oct 26
1976	Feb 9	no data	Feb 7	no data
1975	Mar 15	Nov 14	Mar 14	Nov 14
1974	Mar 24	Nov 15	Mar 24	Nov 15
1973	Feb 28	Nov 10	Feb 18	Dec 8
1972	Mar 25	Nov 23	Mar 3	Nov 24
1971	Apr 6	Nov 4	Mar 4	Nov 22
1970	Mar 15	Oct 10	Feb 26	Nov 16
1969	Mar 13	Nov 5	Mar 11	Nov 15
1968	Apr 6	Oct 29	Apr 6	Nov 10
1967	Mar 18	Oct 28	Mar 18	Nov 5
1966	Mar 25	Oct 20	Mar 25	Nov 3
1965	no data	Oct 25	no data	Nov 30

"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.