Circleville, OH: frost dates by year

Last spring and first fall frost at NOAA station USC00331592, 1951 to 2025, measured from daily minimum temperatures.

Elevation 675 ft, 39.610, -82.956. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 23	Oct 18
Earliest	Mar 31 (2006)	Sep 21 (1962)
Latest	May 27 (1961)	Nov 21 (1985)
Trend	1.8 days earlier per decade	2.6 days later per decade
Years with data	71	72

At 28°F (hard freeze) the median last spring date is Apr 10 and the median first fall date is Nov 1.

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 18	Oct 25	Apr 12	Nov 10
2024	Apr 22	Oct 17	Mar 29	Nov 30
2023	Apr 26	Oct 23	Mar 31	Nov 1
2022	Apr 22	Oct 8	Apr 20	Nov 17
2021	Apr 23	Nov 3	Apr 4	Nov 3
2020	May 9	Oct 31	Apr 22	Nov 1
2019	Apr 3	Nov 2	Apr 2	Nov 8
2018	Apr 20	Nov 8	Apr 10	Nov 10
2017	May 8	Oct 26	May 8	Nov 11
2016	Apr 11	Nov 10	Apr 11	Nov 12
2015	Apr 25	Oct 18	Apr 2	Oct 18
2014	Apr 17	Nov 2	Apr 17	Nov 2
2013	Apr 28	Oct 25	Apr 6	Oct 26
2012	Apr 13	Oct 10	Apr 12	Nov 7
2011	Apr 4	Oct 29	Apr 4	Oct 31
2010	Apr 29	Oct 23	Mar 28	Nov 2
2009	Apr 24	Oct 19	Apr 14	Nov 7
2008	Apr 17	Oct 20	Apr 16	Oct 23
2007	Apr 17	no data	Apr 17	no data
2006	Mar 31	Oct 16	Mar 28	Nov 3
2005	no data	Oct 30	no data	Oct 30
2004	Apr 29	Nov 9	Apr 6	Nov 10
2003	Apr 14	Oct 4	Apr 1	Oct 25
2002	Apr 8	Nov 2	Apr 8	Nov 3
2001	Apr 29	Oct 8	Apr 20	Nov 7
2000	Apr 28	Oct 9	Apr 10	Nov 19
1999	Apr 26	Oct 22	Mar 29	Nov 16
1998	Apr 12	Oct 24	Mar 24	Nov 19
1997	Apr 21	Oct 22	Apr 11	Oct 22
1996	Apr 11	no data	Apr 10	no data
1995	Apr 16	Oct 17	Apr 6	Nov 5
1994	Apr 10	Oct 28	Apr 10	Nov 12
1993	Apr 23	Oct 10	Mar 20	Nov 2
1992	Apr 7	Oct 19	Apr 7	Oct 19
1991	Apr 12	Oct 16	Apr 3	Oct 20
1990	Apr 20	Oct 21	Apr 19	Oct 27
1988	Apr 25	Oct 6	Apr 17	Oct 13
1987	Apr 9	Oct 4	Apr 5	Oct 4
1986	no data	Oct 19	no data	Nov 10
1985	Apr 11	Nov 21	Apr 11	Nov 21
1984	no data	Nov 3	no data	Nov 7
1983	May 9	Oct 27	Apr 20	Nov 13
1982	Apr 28	Oct 17	Apr 12	Oct 17
1981	Apr 22	Oct 3	Apr 21	Oct 24
1980	May 9	Oct 5	Mar 27	Oct 6
1979	Apr 19	Oct 14	Apr 10	Oct 26
1978	May 3	Oct 17	Mar 30	Nov 29
1977	May 10	Oct 17	Apr 9	Oct 17
1976	Apr 28	Oct 18	Apr 13	Oct 18
1975	Apr 21	Oct 3	Apr 9	Oct 31
1974	May 7	Sep 23	Apr 10	Oct 20
1973	May 5	Nov 4	Apr 14	Nov 4
1972	Apr 26	Oct 20	Apr 9	Oct 20
1971	May 4	Nov 4	Apr 27	Nov 5
1970	May 7	Oct 17	Apr 11	Nov 16
1969	Apr 20	Oct 15	Apr 1	Oct 23
1968	May 6	Oct 5	Mar 24	Oct 31
1967	Apr 28	Oct 20	Apr 4	Oct 22
1966	May 10	Oct 6	May 10	Oct 26
1965	Apr 14	Oct 5	Apr 3	Oct 29
1964	Apr 10	Oct 7	Apr 4	Oct 11
1963	May 2	Sep 30	Apr 15	Oct 30
1962	Apr 24	Sep 21	Apr 21	Oct 26
1961	May 27	Sep 29	Apr 11	Oct 27
1960	Apr 11	Oct 21	Apr 11	Oct 21
1959	May 16	Oct 18	Mar 29	Oct 29
1958	Apr 30	Oct 2	Apr 9	Nov 7
1957	May 5	Oct 11	Apr 15	Nov 6
1956	May 8	Oct 10	Mar 25	Nov 13
1955	Apr 10	Oct 22	Apr 8	Nov 4
1954	May 21	Oct 19	Apr 9	Oct 20
1953	Apr 21	Oct 8	Apr 21	Oct 8
1952	Apr 16	Oct 7	Apr 7	Oct 7
1951	Apr 23	Sep 29	Apr 20	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.