Rushville, IN: frost dates by year

Last spring and first fall frost at NOAA station USC00127646, 1951 to 2025, measured from daily minimum temperatures.

Elevation 948 ft, 39.604, -85.453. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 22	Oct 16
Earliest	Mar 31 (1999)	Sep 23 (1967)
Latest	Jun 1 (1966)	Nov 10 (2016)
Trend	1.9 days earlier per decade	1.8 days later per decade
Years with data	71	72

At 28°F (hard freeze) the median last spring date is Apr 9 and the median first fall date is Oct 30.

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 13	Oct 24	Apr 9	Nov 10
2024	Apr 23	Oct 17	Mar 29	Nov 29
2023	Apr 25	Oct 31	Apr 19	Oct 31
2022	Apr 19	Oct 20	Apr 10	Nov 12
2021	Apr 23	Nov 3	Apr 22	Nov 3
2020	May 9	Oct 16	Apr 16	Nov 2
2019	Apr 3	Oct 19	Apr 2	Nov 1
2018	Apr 30	Oct 18	Apr 17	Nov 8
2017	Apr 8	Oct 26	Mar 24	Nov 10
2016	no data	Nov 10	no data	Nov 12
2014	Apr 17	Oct 22	Apr 17	Nov 2
2013	Apr 22	Oct 22	Apr 19	Oct 25
2012	Apr 13	Oct 8	Mar 11	Nov 5
2011	Apr 3	Oct 21	Apr 3	Oct 29
2010	Mar 31	Oct 22	Mar 27	Nov 4
2008	Apr 15	Oct 21	Mar 28	Oct 29
2007	Apr 14	Oct 27	Apr 10	Nov 6
2006	Apr 9	Oct 11	Mar 27	Oct 24
2005	May 2	Oct 25	Mar 24	Oct 28
2004	Apr 14	Nov 8	Apr 5	Nov 9
2003	Apr 23	Oct 1	Apr 22	Nov 7
2002	May 18	Oct 13	Apr 6	Nov 1
2001	Apr 18	Oct 6	Apr 18	Nov 9
2000	Apr 9	Oct 6	Apr 8	Nov 16
1999	Mar 31	Oct 18	Mar 28	Oct 24
1998	Apr 6	Oct 23	Mar 25	Nov 5
1997	Apr 19	Oct 15	Apr 18	Oct 22
1996	Apr 16	Oct 19	Apr 10	Nov 2
1995	Apr 4	Oct 24	Apr 4	Nov 3
1994	May 2	Oct 27	Apr 7	Oct 27
1993	Apr 22	Sep 29	Mar 19	Nov 1
1992	Apr 5	Oct 16	Apr 5	Oct 18
1991	Apr 12	Oct 15	Apr 2	Oct 15
1990	Apr 18	Oct 25	Apr 18	Oct 25
1989	May 6	Oct 3	Apr 11	Oct 22
1988	Apr 25	Oct 5	Apr 20	Oct 11
1987	Apr 8	Oct 3	Apr 4	Oct 12
1986	May 2	Nov 2	Apr 22	Nov 9
1985	Apr 10	Oct 1	Apr 9	Nov 20
1984	Apr 30	Oct 1	Apr 1	Nov 2
1983	Apr 25	Oct 25	Apr 21	Nov 3
1982	Apr 24	Oct 17	Apr 10	Oct 17
1981	Apr 21	Oct 3	Mar 26	Oct 24
1980	Apr 25	Oct 6	Mar 27	Oct 13
1979	Apr 29	no data	Apr 10	no data
1978	no data	Oct 9	no data	Oct 24
1977	Apr 30	Oct 13	Apr 9	Oct 17
1976	May 8	Oct 10	Apr 28	Oct 18
1975	Apr 22	Oct 3	Apr 13	Nov 15
1974	May 7	Oct 2	May 7	Oct 3
1973	May 17	Oct 17	Apr 14	Nov 6
1972	Apr 26	Oct 15	Apr 10	Oct 20
1971	May 4	Nov 4	May 4	Nov 4
1970	May 3	Oct 4	Apr 7	Oct 17
1969	Apr 20	Oct 17	Apr 1	Oct 18
1968	May 6	Oct 4	Apr 6	Oct 30
1967	Apr 28	Sep 23	Apr 25	Oct 12
1966	Jun 1	Oct 2	May 10	Oct 26
1965	Apr 14	Oct 5	Apr 3	Oct 25
1964	Apr 9	Oct 6	Apr 5	Oct 7
1963	May 2	Sep 30	May 1	Oct 30
1962	Apr 20	Oct 24	Apr 17	Oct 24
1961	May 27	Oct 15	Apr 17	Oct 27
1960	Apr 11	Oct 21	Apr 10	Oct 21
1959	Apr 23	Oct 19	Mar 29	Oct 28
1958	Apr 30	Oct 2	Apr 1	Nov 7
1957	May 6	Oct 12	Apr 15	Nov 6
1956	Apr 23	Oct 27	Apr 21	Nov 9
1955	Apr 9	Oct 25	Apr 8	Oct 25
1954	May 10	Oct 18	Apr 4	Oct 31
1953	Apr 21	Oct 8	Apr 20	Oct 30
1952	Apr 16	Oct 7	Apr 11	Oct 7
1951	Apr 23	Oct 9	Mar 26	Nov 3

"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.