Chatham, VA: frost dates by year

Last spring and first fall frost at NOAA station USC00441614, 1951 to 2025, measured from daily minimum temperatures.

Elevation 647 ft, 36.822, -79.410. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 28	Oct 18
Earliest	Apr 2 (1958)	Sep 14 (1985)
Latest	May 23 (2002)	Nov 8 (1958)
Trend	1.6 days later per decade	0.9 days later per decade
Years with data	70	69

At 28°F (hard freeze) the median last spring date is Apr 10 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	May 10	Oct 24	May 10	Nov 11
2024	Apr 24	Oct 18	Apr 7	Nov 22
2023	May 11	Oct 24	Apr 11	Nov 2
2022	Apr 21	Oct 19	Apr 20	Oct 19
2021	Apr 24	Nov 3	Apr 24	Nov 5
2020	May 11	Oct 18	May 10	Nov 18
2019	Apr 16	Oct 24	Apr 4	Nov 3
2018	Apr 30	Oct 19	Apr 9	Oct 22
2017	Apr 10	Oct 27	Mar 25	Nov 11
2016	Apr 18	Nov 6	Apr 11	Nov 13
2015	Apr 29	Oct 17	Apr 6	Oct 18
2014	Apr 22	Oct 6	Apr 18	Nov 3
2013	May 15	Oct 21	Apr 7	Oct 25
2012	Apr 26	Oct 22	Apr 13	Nov 2
2011	Apr 7	Oct 23	Apr 7	Oct 30
2010	May 10	Oct 24	Mar 27	Nov 7
2009	May 21	Oct 19	Apr 13	Nov 4
2008	Apr 30	Oct 20	Apr 17	Nov 1
2007	May 7	Oct 29	Apr 11	Oct 30
2006	Apr 11	Oct 14	Apr 11	Oct 14
2005	Apr 29	Oct 27	Apr 18	Oct 27
2004	May 4	Nov 6	Apr 7	Nov 9
2003	Apr 25	Oct 3	Apr 1	Nov 10
2002	May 23	Oct 18	Apr 8	Nov 2
2001	Apr 28	Oct 7	Apr 20	Oct 8
2000	Apr 6	Oct 9	Mar 18	Oct 10
1999	Apr 26	Oct 22	Mar 31	Oct 25
1998	Apr 29	Oct 23	Mar 25	Oct 23
1997	May 12	Oct 23	Apr 11	Oct 23
1996	May 3	Oct 13	Apr 12	Nov 3
1995	Apr 27	Oct 17	Apr 4	Nov 5
1994	Apr 24	Oct 12	Apr 9	Oct 27
1993	Apr 29	Oct 1	Apr 18	Oct 24
1992	Apr 30	Oct 2	Apr 8	Oct 20
1991	Apr 24	Sep 28	Apr 3	Oct 7
1990	Apr 20	Oct 19	Apr 20	Oct 20
1989	no data	Oct 9	no data	Oct 11
1988	Apr 29	Oct 6	Apr 21	Oct 6
1987	Apr 30	Oct 5	Apr 10	Oct 8
1986	May 5	Oct 16	May 4	Oct 19
1985	May 4	Sep 14	Apr 11	Nov 9
1984	May 18	Sep 19	Apr 12	Nov 7
1983	May 12	Sep 23	May 10	Sep 23
1982	May 1	Sep 25	Apr 29	Oct 17
1981	May 13	Sep 25	May 8	Oct 14
1980	May 11	no data	Apr 17	no data
1979	May 1	Oct 6	Apr 7	Oct 14
1978	May 4	no data	Mar 28	no data
1975	Apr 23	no data	Apr 14	no data
1973	Apr 15	Oct 18	Apr 14	Nov 7
1972	Apr 27	Oct 11	Apr 9	Oct 20
1971	no data	Nov 5	no data	Nov 5
1970	May 7	Oct 17	Apr 8	Oct 18
1969	Apr 25	Oct 18	Apr 1	Oct 24
1968	Apr 17	Oct 5	Mar 15	Oct 31
1967	Apr 29	Oct 20	Mar 24	Oct 29
1966	May 11	Oct 21	Apr 11	Nov 4
1965	Apr 5	Oct 6	Apr 1	Oct 30
1964	Apr 10	Oct 8	Apr 10	Oct 11
1963	May 2	Oct 31	Mar 23	Oct 31
1962	Apr 17	Oct 25	Apr 17	Oct 25
1961	Apr 30	Oct 27	Apr 8	Oct 28
1960	Apr 11	Oct 22	Apr 11	Nov 8
1959	Apr 5	Nov 3	Mar 29	Nov 8
1958	Apr 2	Nov 8	Apr 2	Nov 8
1957	Apr 16	Oct 13	Mar 31	Oct 28
1956	May 9	Oct 11	Apr 21	Nov 11
1955	Apr 9	Oct 25	Apr 1	Nov 5
1954	Apr 5	Oct 8	Apr 5	Oct 8
1953	Apr 22	Oct 8	Apr 22	Nov 7
1952	Apr 10	Oct 21	Apr 8	Oct 21
1951	Apr 21	Sep 30	Apr 18	Nov 4

"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.