Dallas 2 Ne, OR: frost dates by year

Last spring and first fall frost at NOAA station USC00352112, 1951 to 2025, measured from daily minimum temperatures.

Elevation 290 ft, 44.946, -123.291. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 26	Oct 22
Earliest	Mar 7 (2025)	Sep 14 (1970)
Latest	Jul 3 (1982)	Dec 5 (2016)
Trend	4.8 days earlier per decade	2.3 days later per decade
Years with data	71	69

At 28°F (hard freeze) the median last spring date is Mar 19 and the median first fall date is Nov 12.

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	Mar 7	Nov 19	Feb 14	Dec 31
2024	Apr 24	no data	Apr 24	no data
2023	Apr 14	Oct 30	Feb 26	Nov 24
2022	Apr 17	Nov 9	Apr 15	Nov 17
2021	Apr 11	Oct 12	Apr 11	Nov 21
2020	Apr 13	Oct 22	Mar 26	Oct 26
2019	Apr 28	Oct 9	Mar 11	Oct 31
2018	Apr 3	Nov 8	Mar 4	Nov 9
2017	Apr 15	Oct 14	Mar 19	Dec 9
2016	Mar 17	Dec 5	Jan 4	Dec 7
2015	Apr 15	Nov 10	Mar 5	Nov 22
2014	Apr 26	Nov 12	Mar 22	Nov 15
2013	no data	Oct 29	no data	Nov 24
2012	Apr 6	Nov 10	Mar 23	none
2011	May 12	Oct 25	Mar 6	Nov 2
2010	May 6	Oct 17	Feb 22	Nov 21
2009	Apr 24	Nov 4	Apr 4	Dec 4
2008	Apr 25	Oct 11	Apr 2	Nov 24
2007	Apr 20	Oct 28	Apr 1	Nov 24
2006	May 2	Oct 26	Mar 13	Oct 30
2005	Apr 27	Nov 8	Feb 15	Nov 9
2004	Apr 1	Nov 5	Feb 10	Nov 5
2003	Mar 24	Oct 31	Mar 24	Nov 1
2002	May 8	Oct 11	Mar 19	Nov 2
2001	Apr 15	Oct 17	Apr 7	Nov 9
2000	May 6	Nov 11	Mar 29	Nov 12
1999	Apr 28	Sep 27	Mar 11	Oct 15
1998	Apr 17	Oct 29	Mar 28	Dec 16
1997	Apr 9	Oct 21	Apr 4	Dec 12
1996	May 8	Oct 16	Mar 26	Dec 15
1995	Apr 19	Oct 31	Mar 7	Oct 31
1994	Mar 22	Oct 16	Feb 8	Nov 18
1993	Apr 12	Nov 1	Feb 28	Nov 6
1992	Apr 23	Oct 14	Jan 20	Dec 6
1991	Apr 11	Oct 30	Jan 30	Nov 30
1990	May 8	Oct 7	Mar 13	Nov 6
1989	Apr 5	Oct 28	Mar 3	Dec 10
1988	Apr 25	Nov 25	Apr 8	Nov 30
1987	Apr 19	Nov 18	Feb 26	Nov 28
1986	May 14	Nov 10	Apr 25	Nov 10
1985	no data	Oct 9	no data	Nov 11
1984	Apr 27	Nov 21	Jan 20	Dec 5
1983	Apr 14	Oct 16	Apr 12	Dec 4
1982	Jul 3	Nov 2	Mar 19	Nov 11
1980	Apr 11	Oct 16	Feb 21	Nov 13
1979	May 29	Oct 17	Feb 15	Nov 12
1978	May 5	Oct 21	Apr 12	Oct 23
1977	May 12	Oct 2	Apr 19	Nov 4
1976	Jun 3	Oct 20	Mar 12	Nov 26
1975	May 20	Nov 7	Apr 8	Nov 13
1974	Apr 13	Oct 5	Mar 8	Nov 3
1973	May 26	Oct 9	Apr 28	Nov 2
1972	Apr 30	Sep 26	Apr 22	Oct 30
1971	May 9	Sep 30	Mar 18	Oct 28
1970	May 13	Sep 14	Apr 15	Oct 27
1969	Apr 30	Oct 13	Apr 30	Oct 14
1968	Apr 24	Sep 21	Apr 22	Nov 15
1967	May 25	no data	Apr 15	no data
1966	May 17	Oct 13	Apr 27	Nov 8
1965	May 7	Nov 25	Feb 1	Dec 13
1963	Apr 11	no data	Mar 6	no data
1962	May 11	Nov 15	Mar 28	Dec 11
1961	Apr 25	Sep 26	Feb 26	Oct 20
1960	May 22	Oct 9	Mar 3	Nov 9
1959	May 3	Oct 29	Mar 14	Oct 30
1958	May 13	Oct 23	Mar 16	Nov 16
1957	Apr 20	Nov 1	Feb 21	Nov 4
1956	Apr 18	Oct 22	Mar 27	Nov 19
1955	May 27	Nov 12	Apr 15	Nov 12
1954	May 1	Oct 2	May 1	Oct 25
1953	May 10	Oct 22	Apr 14	Nov 2
1952	Jun 1	no data	May 4	no data
1951	May 29	Oct 17	Apr 21	Nov 15

"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.