Tecumseh 1S, NE: frost dates by year

Last spring and first fall frost at NOAA station USC00258465, 1951 to 2024, measured from daily minimum temperatures.

Elevation 1,110 ft, 40.354, -96.194. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	May 1	Oct 6
Earliest	Apr 9 (1964)	Sep 13 (2014)
Latest	May 23 (1963)	Nov 6 (1998)
Trend	1.1 days earlier per decade	0.5 days later per decade
Years with data	73	73

At 28°F (hard freeze) the median last spring date is Apr 17 and the median first fall date is Oct 15.

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

"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.