Calhoun City, MS: frost dates by year

Last spring and first fall frost at NOAA station USC00221314, 1955 to 2023, measured from daily minimum temperatures.

Elevation 268 ft, 33.859, -89.314. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 6	Oct 27
Earliest	Mar 7 (2020)	Oct 2 (1984)
Latest	Apr 19 (1983)	Nov 27 (2009)
Trend	1.9 days earlier per decade	2.0 days later per decade
Years with data	58	56

At 28°F (hard freeze) the median last spring date is Mar 21 and the median first fall date is Nov 8.

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
2023	Mar 21	no data	Mar 21	no data
2020	Mar 7	no data	Feb 23	no data
2019	no data	Nov 1	no data	Nov 9
2017	Mar 16	no data	Mar 16	no data
2016	Mar 22	Nov 19	Feb 11	Nov 19
2015	no data	Nov 14	no data	Nov 22
2011	Mar 11	Oct 21	Mar 11	Nov 11
2010	Mar 8	Oct 30	Mar 6	Nov 6
2009	Apr 7	Nov 27	Mar 3	Nov 27
2008	Apr 15	Oct 27	Mar 25	Nov 18
2007	Apr 8	Nov 6	Apr 7	Dec 3
2006	Mar 27	Nov 2	Mar 26	Nov 20
2005	Mar 18	Oct 24	Mar 2	Oct 26
2004	Apr 2	Nov 26	Feb 27	Dec 2
2003	Mar 31	Nov 14	Mar 31	Nov 25
2002	Apr 6	Nov 13	Mar 23	Nov 23
2001	Apr 18	Oct 17	Mar 25	Oct 28
2000	Apr 9	Oct 9	Feb 20	Oct 9
1999	Mar 27	Oct 24	Mar 16	Oct 24
1998	Mar 22	Nov 6	Mar 22	Nov 6
1997	Apr 18	Oct 23	Feb 23	Nov 16
1996	Apr 10	Nov 3	Mar 22	Nov 3
1995	Apr 1	Oct 25	Mar 10	Nov 4
1994	no data	Nov 24	no data	Nov 24
1993	Apr 3	no data	Mar 15	no data
1992	Apr 3	Nov 7	Apr 3	Nov 7
1991	Apr 3	Oct 7	Mar 10	Nov 4
1990	Apr 8	Oct 26	Apr 8	Nov 30
1989	Apr 11	Oct 20	Apr 11	Oct 20
1988	Mar 19	Nov 22	Mar 16	Nov 29
1987	Apr 5	Oct 18	Apr 5	Oct 22
1986	Mar 23	no data	Mar 23	no data
1985	Apr 9	Nov 5	Feb 17	Nov 8
1984	Mar 30	Oct 2	Mar 10	Nov 13
1983	Apr 19	Nov 12	Mar 29	Nov 12
1982	Apr 11	Oct 25	Mar 8	Nov 5
1981	Mar 25	Oct 20	Mar 12	Nov 21
1980	Apr 15	Oct 31	Mar 14	Oct 31
1979	Mar 26	Nov 3	Mar 25	Nov 15
1978	Mar 29	Oct 15	Mar 5	Dec 5
1977	Apr 6	Oct 13	Feb 28	Nov 11
1976	Apr 10	Oct 21	Mar 17	Nov 2
1975	no data	Nov 14	no data	Nov 14
1973	Apr 11	no data	Apr 11	no data
1972	Apr 9	Oct 20	Apr 2	Nov 18
1971	Apr 8	Nov 4	Mar 21	Nov 8
1970	Apr 6	Nov 16	Mar 27	Nov 16
1969	Mar 28	Nov 4	Mar 28	Nov 5
1968	Apr 6	Oct 26	Mar 25	Oct 29
1967	Mar 18	Oct 19	Mar 18	Nov 4
1966	Apr 10	Oct 20	Mar 25	Nov 3
1965	Mar 21	Oct 25	Mar 21	Oct 25
1964	Apr 10	Oct 11	Mar 30	Nov 22
1963	Mar 23	Oct 29	Mar 22	Oct 30
1962	Apr 16	Oct 24	Apr 3	Oct 26
1961	Apr 7	Oct 20	Mar 10	Oct 27
1960	Mar 23	Oct 21	Mar 22	Nov 11
1959	Apr 14	Nov 6	Mar 23	Nov 7
1958	Apr 8	Oct 26	Mar 21	Oct 26
1957	Apr 9	Oct 27	Mar 10	Oct 28
1956	Apr 8	Nov 9	Mar 21	Nov 9
1955	Mar 31	Oct 19	Mar 29	Oct 25

"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.