Shelbina, MO: frost dates by year

Last spring and first fall frost at NOAA station USC00237720, 1951 to 2025, measured from daily minimum temperatures.

Elevation 747 ft, 39.683, -92.046. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 23	Oct 12
Earliest	Mar 30 (1991)	Sep 8 (1986)
Latest	May 12 (1960)	Nov 10 (2016)
Trend	1.0 days earlier per decade	1.3 days later per decade
Years with data	68	68

At 28°F (hard freeze) the median last spring date is Apr 10 and the median first fall date is Oct 25.

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

"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.