Cedar Lake, WA: frost dates by year

Last spring and first fall frost at NOAA station USC00451233, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,560 ft, 47.414, -121.756. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 28	Oct 28
Earliest	Mar 16 (1958)	Sep 25 (1972)
Latest	Jun 3 (1976)	Dec 4 (2016)
Trend	2.0 days earlier per decade	1.3 days later per decade
Years with data	72	69

At 28°F (hard freeze) the median last spring date is Mar 26 and the median first fall date is Nov 18.

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 14	no data	Mar 19	no data
2024	Apr 30	Nov 16	Mar 8	none
2023	Apr 20	Oct 27	Mar 27	Oct 28
2022	Apr 21	no data	Apr 14	no data
2021	Apr 14	no data	Apr 13	no data
2020	Apr 13	Oct 23	Mar 19	Nov 8
2019	Apr 28	Oct 9	Mar 12	Oct 29
2018	Apr 3	Nov 8	Mar 10	Dec 31
2017	Apr 12	Oct 14	Mar 7	Dec 5
2016	Mar 30	Dec 4	Jan 4	Dec 5
2015	Apr 16	Nov 15	Mar 5	Nov 20
2014	Apr 1	Nov 14	Mar 23	Nov 14
2013	May 3	Nov 4	Mar 24	Nov 20
2012	May 11	Nov 8	Apr 7	Nov 10
2011	May 1	Nov 1	Mar 5	Nov 6
2010	May 5	Nov 11	Apr 10	Nov 21
2009	no data	Nov 12	no data	Dec 4
2008	Apr 30	Oct 11	Apr 21	Dec 14
2007	Apr 21	Oct 26	Apr 4	Nov 26
2006	May 9	Oct 30	Mar 21	Oct 30
2005	no data	Nov 15	no data	Nov 28
2004	Apr 3	Nov 4	Feb 11	Nov 29
2003	May 17	Oct 30	May 9	Oct 31
2002	May 9	Oct 25	Mar 19	Nov 25
2001	May 6	no data	Mar 22	no data
1999	May 11	Oct 17	Apr 17	Oct 17
1998	Apr 15	Oct 29	Mar 8	Dec 18
1997	Apr 11	Nov 22	Apr 2	Dec 21
1996	May 10	Oct 17	Mar 31	Nov 20
1995	Apr 22	no data	Mar 27	no data
1994	Apr 14	Nov 2	Mar 25	Nov 3
1993	Apr 21	Nov 5	Apr 21	Nov 12
1992	Apr 23	Oct 15	Mar 28	Dec 3
1991	Apr 13	Oct 28	Mar 29	Oct 28
1990	Mar 27	Oct 7	Mar 13	Dec 19
1989	Apr 17	Oct 15	Mar 4	Dec 11
1988	May 1	Oct 27	Mar 12	Nov 14
1987	Apr 25	Nov 16	Mar 28	Nov 17
1986	May 15	Nov 8	Feb 20	Nov 10
1985	May 12	Oct 8	Apr 21	Oct 9
1984	May 4	Oct 16	Mar 4	Oct 31
1983	May 15	Nov 10	Jan 29	Nov 29
1982	May 5	Oct 18	Apr 21	Nov 9
1981	Apr 14	Oct 12	Feb 12	Nov 27
1980	Apr 16	Oct 22	Mar 25	Oct 23
1979	Apr 21	Nov 9	Mar 19	Nov 11
1978	May 4	Oct 25	Mar 1	Nov 10
1977	Apr 20	Oct 14	Mar 30	Nov 8
1976	Jun 3	Oct 17	Apr 4	Nov 26
1975	May 24	Oct 24	Apr 21	Nov 18
1974	May 15	Oct 5	Apr 25	Nov 28
1973	Apr 30	Oct 31	Apr 7	Nov 2
1972	May 1	Sep 25	Apr 22	Oct 30
1971	Apr 22	Oct 16	Apr 1	Oct 28
1970	May 11	Oct 26	Mar 3	Nov 14
1969	Apr 29	Oct 14	Mar 13	Nov 30
1968	Apr 21	Nov 1	Apr 13	Dec 6
1967	Apr 28	Nov 4	Apr 15	Nov 26
1966	Apr 18	Nov 7	Mar 22	Dec 9
1965	May 8	Nov 23	Mar 24	Dec 13
1964	May 14	Nov 11	Apr 17	Nov 14
1963	May 4	Nov 20	Feb 24	Nov 20
1962	May 7	Oct 5	Mar 28	Dec 23
1961	Apr 20	Oct 24	Apr 20	Nov 15
1960	Apr 22	Nov 7	Mar 5	Nov 27
1959	May 5	Nov 4	Apr 7	Nov 13
1958	Mar 16	Oct 21	Mar 11	Nov 15
1957	Apr 24	Oct 7	Mar 13	Nov 9
1956	Apr 17	Oct 23	Mar 14	Oct 28
1955	May 14	Nov 5	Apr 25	Nov 11
1954	May 1	Oct 13	May 1	Nov 29
1953	May 9	Oct 22	Apr 1	none
1952	May 5	Nov 8	Apr 8	Nov 21
1951	May 29	Oct 30	Apr 21	Nov 23

"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.