Manhattan, KS: frost dates by year

Last spring and first fall frost at NOAA station USC00144972, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,060 ft, 39.197, -96.581. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 21	Oct 16
Earliest	Mar 10 (2012)	Sep 21 (1995)
Latest	May 14 (1953)	Nov 13 (2021)
Trend	1.3 days earlier per decade	1.2 days later per decade
Years with data	73	71

At 28°F (hard freeze) the median last spring date is Apr 7 and the median first fall date is Oct 27.

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 9	Oct 30	Mar 21	Nov 10
2024	Mar 28	Oct 16	Mar 28	Nov 22
2023	Apr 24	Oct 28	Apr 7	Oct 29
2022	Apr 26	Oct 18	Apr 15	Oct 18
2021	Apr 23	Nov 13	Apr 2	Nov 13
2020	Apr 18	Oct 26	Apr 14	Oct 26
2019	Apr 14	Oct 12	Mar 31	Oct 27
2018	Apr 20	Oct 15	Apr 16	Nov 8
2017	Apr 27	Oct 28	Mar 16	Oct 28
2016	Apr 30	Nov 12	Mar 29	Nov 12
2015	Mar 28	Oct 30	Mar 6	Nov 22
2014	Apr 16	Nov 1	Apr 16	Nov 1
2013	Apr 25	Oct 19	Apr 25	Oct 25
2012	Mar 10	Oct 7	Mar 10	Oct 7
2011	Apr 5	Oct 20	Mar 16	Oct 20
2010	Apr 8	Oct 28	Mar 29	Nov 5
2009	Apr 15	Oct 7	Apr 8	Oct 11
2008	May 5	Oct 25	Apr 14	Oct 28
2007	Apr 15	Oct 23	Apr 8	Nov 1
2006	Apr 8	Oct 13	Mar 25	Oct 19
2005	May 3	Oct 7	May 2	Oct 25
2004	May 3	Oct 2	Apr 11	Nov 3
2003	Apr 10	Oct 17	Apr 10	Oct 26
2002	Apr 25	Oct 13	Apr 3	Oct 13
2001	Apr 18	no data	Apr 18	no data
2000	no data	Oct 6	no data	Oct 6
1999	Apr 18	no data	Apr 4	no data
1998	Apr 20	Nov 10	Mar 21	Nov 11
1997	May 12	Oct 21	Apr 13	Oct 27
1996	Apr 13	Oct 18	Apr 6	Nov 2
1995	May 2	Sep 21	Apr 27	Sep 22
1994	May 1	Oct 25	May 1	Oct 25
1993	Apr 22	Sep 27	Apr 5	Oct 10
1992	May 6	Oct 17	Apr 22	Oct 17
1991	May 6	Oct 6	Mar 30	Oct 6
1990	Apr 14	Oct 10	Apr 12	Oct 10
1989	Apr 19	Oct 19	Apr 11	Oct 20
1988	Apr 27	Oct 12	Mar 19	Oct 28
1987	Apr 5	Oct 11	Apr 5	Oct 21
1986	Apr 22	Oct 14	Apr 22	Nov 5
1985	Apr 9	Sep 30	Apr 9	Oct 1
1984	Apr 18	Sep 29	Mar 30	Nov 2
1982	Apr 22	no data	Apr 21	no data
1981	Mar 23	Oct 19	Mar 23	Oct 23
1980	May 9	Oct 25	Mar 25	Oct 26
1979	Apr 28	Oct 13	Apr 9	Nov 2
1978	Apr 21	Oct 26	Apr 21	Nov 7
1977	Apr 5	Oct 12	Mar 22	Nov 12
1976	May 3	Oct 8	Apr 1	Oct 17
1975	Apr 12	Oct 18	Apr 3	Oct 25
1974	Apr 17	Oct 15	Apr 5	Nov 6
1973	Apr 11	Oct 29	Apr 11	Nov 6
1972	Apr 8	Oct 19	Apr 4	Oct 19
1971	Apr 7	Oct 31	Apr 6	Nov 6
1970	Apr 21	Oct 16	Apr 4	Nov 1
1969	Mar 31	Oct 14	Mar 31	Oct 17
1968	Apr 24	Oct 4	Apr 5	Nov 11
1967	May 2	Sep 28	Apr 24	Nov 4
1966	Apr 28	Oct 16	Apr 21	Oct 16
1965	Apr 28	Oct 12	Apr 28	Nov 9
1964	Apr 9	Oct 5	Mar 31	Oct 9
1963	May 1	Oct 29	Mar 22	Nov 2
1962	Apr 18	Oct 25	Apr 15	Oct 25
1961	May 2	Oct 20	Apr 18	Oct 26
1960	May 1	Oct 20	Mar 26	Oct 20
1959	Apr 22	Oct 14	Apr 13	Oct 18
1958	Apr 29	Oct 1	Mar 31	Nov 6
1957	Apr 13	Oct 25	Apr 13	Oct 25
1956	Apr 24	Oct 26	Apr 23	Nov 8
1955	Apr 8	Oct 15	Apr 8	Oct 24
1954	May 4	Oct 16	Apr 3	Oct 30
1953	May 14	Oct 5	Apr 20	Oct 27
1952	May 12	Oct 6	Apr 15	Oct 6
1951	Apr 23	Oct 24	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.