Springfield, MO: frost dates by year

Last spring and first fall frost at NOAA station USW00013995, 1951 to 2024, measured from daily minimum temperatures.

Elevation 1,278 ft, 37.235, -93.400. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 15	Oct 21
Earliest	Mar 22 (1998)	Sep 24 (1989)
Latest	May 9 (1980)	Nov 19 (2016)
Trend	1.1 days earlier per decade	little change (less than half a day per decade)
Years with data	74	74

At 28°F (hard freeze) the median last spring date is Apr 5 and the median first fall date is Nov 3.

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
2024	Mar 28	Oct 16	Mar 27	Nov 22
2023	Apr 23	Oct 30	Mar 20	Oct 30
2022	Apr 19	Oct 17	Apr 9	Oct 18
2021	Apr 22	Nov 4	Apr 21	Nov 13
2020	Apr 18	Oct 16	Apr 18	Nov 23
2019	Apr 2	Oct 12	Mar 31	Oct 31
2018	Apr 16	Nov 9	Apr 7	Nov 9
2017	Apr 7	Oct 27	Mar 15	Oct 28
2016	Apr 2	Nov 19	Mar 28	Nov 20
2015	Apr 4	Nov 8	Mar 6	Nov 21
2014	Apr 15	Oct 31	Apr 15	Nov 1
2013	May 3	Oct 23	Mar 27	Nov 12
2012	Apr 21	Oct 7	Mar 9	Oct 27
2011	Apr 5	Oct 19	Apr 5	Oct 21
2010	Mar 29	Oct 28	Mar 18	Oct 29
2009	Apr 11	Oct 10	Apr 7	Nov 26
2008	Apr 29	Oct 27	Apr 14	Oct 28
2007	Apr 9	Nov 1	Apr 9	Nov 6
2006	Apr 4	Oct 12	Mar 25	Oct 24
2005	May 3	Oct 25	Mar 20	Nov 16
2004	Apr 13	Nov 5	Mar 31	Nov 25
2003	Apr 11	Nov 6	Apr 10	Nov 23
2002	Apr 5	Oct 15	Apr 5	Nov 12
2001	Apr 18	Oct 17	Apr 18	Oct 27
2000	Apr 9	Oct 7	Apr 8	Oct 8
1999	Apr 18	Oct 18	Mar 26	Oct 23
1998	Mar 22	Nov 11	Mar 21	Dec 8
1997	Apr 17	Oct 27	Apr 14	Nov 4
1996	Apr 6	Oct 19	Apr 6	Nov 2
1995	Mar 30	Oct 21	Mar 30	Nov 2
1994	Apr 7	Oct 25	Apr 7	Oct 26
1993	Apr 2	Oct 10	Mar 17	Oct 30
1992	Apr 3	Oct 17	Apr 3	Nov 26
1991	Apr 21	Nov 1	Mar 30	Nov 1
1990	Apr 12	Oct 22	Apr 12	Nov 17
1989	May 7	Sep 24	Apr 11	Oct 20
1988	Apr 19	Nov 8	Mar 30	Nov 17
1987	Apr 5	Oct 3	Apr 5	Oct 12
1986	Apr 22	Oct 15	Mar 21	Nov 11
1985	Apr 9	Oct 1	Apr 9	Nov 19
1984	Mar 30	Sep 30	Mar 11	Nov 12
1983	Apr 19	Nov 11	Apr 15	Nov 11
1982	Apr 22	Oct 20	Apr 9	Oct 22
1981	Apr 6	Oct 23	Mar 20	Oct 23
1980	May 9	Oct 12	Mar 18	Oct 26
1979	Apr 28	Oct 5	Apr 6	Nov 7
1978	Apr 21	Oct 24	Apr 21	Nov 18
1977	Apr 5	Nov 10	Mar 22	Nov 12
1976	May 3	Oct 16	Mar 16	Oct 17
1975	Apr 12	Oct 19	Apr 4	Nov 13
1974	Apr 17	Nov 5	Apr 6	Nov 14
1973	Apr 28	Nov 5	Apr 11	Nov 10
1972	Apr 8	Oct 19	Apr 4	Nov 19
1971	Apr 14	Nov 4	Apr 7	Nov 6
1970	May 2	Oct 9	Apr 5	Nov 5
1969	Mar 31	Oct 14	Mar 31	Oct 27
1968	Apr 24	Oct 4	Apr 5	Oct 25
1967	May 3	Oct 19	Mar 18	Nov 3
1966	Apr 21	Oct 16	Apr 21	Oct 16
1965	Mar 27	Oct 12	Mar 27	Oct 12
1964	Apr 9	Oct 6	Apr 9	Oct 10
1963	May 1	Oct 29	Mar 22	Oct 29
1962	Apr 16	Oct 23	Apr 16	Nov 4
1961	May 2	Oct 15	Apr 10	Nov 3
1960	May 1	Oct 19	Apr 10	Oct 20
1959	Apr 14	Oct 27	Apr 13	Nov 5
1958	Mar 28	Oct 27	Mar 21	Nov 18
1957	Apr 14	Oct 26	Apr 13	Oct 26
1956	Apr 24	Nov 8	Apr 23	Nov 8
1955	Mar 29	Oct 24	Mar 29	Nov 2
1954	May 4	Oct 30	Apr 1	Nov 1
1953	Apr 20	Nov 5	Apr 20	Nov 6
1952	Apr 15	Oct 7	Apr 6	Oct 21
1951	Apr 17	Oct 31	Apr 17	Nov 1

"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.