Last Frost Day

Frost history / Stayton, OR

Stayton, OR: frost dates by year

Last spring and first fall frost at NOAA station USC00358095, 1952 to 2025, measured from daily minimum temperatures.

Elevation 425 ft, 44.789, -122.815. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 8Oct 28
EarliestFeb 10 (1992)Sep 13 (1970)
LatestMay 27 (1966)Dec 9 (1998)
Trend5.1 days earlier per decade4.5 days later per decade
Years with data7069

At 28°F (hard freeze) the median last spring date is Mar 8 and the median first fall date is Nov 21.

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)

Jan 30Feb 14Mar 1Mar 16Mar 31Apr 15Apr 30May 15May 30Jun 1419601970198019902000201020201952: May 91953: Apr 241954: May 11955: May 91956: Apr 61957: Apr 201958: Apr 271959: Apr 151960: Mar 181961: Apr 221962: May 41963: Apr 101964: May 141965: Apr 31966: May 271967: Apr 191968: May 71969: May 41970: Apr 161971: Apr 121972: May 11973: Apr 291974: Apr 131975: Apr 291976: Apr 211977: Apr 201978: May 41980: May 31981: Apr 131982: May 41983: Apr 121984: Mar 301985: May 121986: Apr 241987: Mar 301988: Mar 151989: Mar 231991: Mar 271992: Feb 101993: Feb 281994: Mar 221995: Mar 261996: Mar 261997: Apr 51998: Mar 291999: Apr 12000: Mar 312001: Apr 72002: Mar 252003: Mar 252004: Feb 202005: Apr 12007: Apr 32008: Apr 42009: Apr 232010: Mar 202011: Apr 232012: Apr 82014: Mar 252015: Mar 72016: Mar 302017: Apr 42018: Apr 42019: Mar 162020: Apr 42021: Apr 132022: Apr 162023: Mar 302024: Apr 52025: Mar 6

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26Dec 11Dec 2619601970198019902000201020201952: Oct 251953: Oct 221954: Sep 301955: Oct 61956: Oct 221957: Nov 11958: Oct 211959: Sep 281960: Oct 91961: Oct 291962: Oct 171963: Oct 271964: Oct 261965: Sep 171966: Oct 141967: Nov 51968: Oct 81969: Oct 111970: Sep 131971: Oct 161972: Sep 271973: Oct 31974: Oct 51975: Nov 121976: Oct 171977: Nov 41978: Oct 221979: Nov 131980: Oct 221981: Oct 131982: Oct 191984: Nov 151985: Oct 81986: Nov 101987: Nov 281988: Oct 271989: Oct 281990: Nov 191992: Oct 151993: Nov 21994: Nov 31995: Oct 311997: Dec 21998: Dec 91999: Dec 42000: Nov 102001: Nov 82002: Oct 302003: Oct 302004: Nov 42005: Nov 82006: Oct 252007: Nov 22008: Oct 112009: Oct 132010: Nov 212012: Nov 252013: Oct 302014: Nov 132015: Nov 102016: Dec 72017: Nov 12018: Nov 92020: Oct 262021: Nov 172022: Nov 72023: Oct 272024: Oct 252025: Nov 17

Dots are single years. The gray line is the median, the green line the fitted trend.

Year by year

YearLast spring 32°FFirst fall 32°FLast spring 28°FFirst fall 28°F
2025Mar 6Nov 17Feb 13Nov 18
2024Apr 5Oct 25Mar 7Nov 30
2023Mar 30Oct 27Feb 25Oct 27
2022Apr 16Nov 7Mar 11Nov 9
2021Apr 13Nov 17Mar 31Dec 27
2020Apr 4Oct 26Mar 18Oct 26
2019Mar 16no dataMar 12no data
2018Apr 4Nov 9Feb 24Nov 9
2017Apr 4Nov 1Feb 13Dec 7
2016Mar 30Dec 7Jan 4Dec 7
2015Mar 7Nov 10Mar 5Nov 22
2014Mar 25Nov 13Mar 24Nov 15
2013no dataOct 30no dataNov 21
2012Apr 8Nov 25Mar 9none
2011Apr 23no dataFeb 27no data
2010Mar 20Nov 21Mar 20Nov 23
2009Apr 23Oct 13Mar 15Dec 2
2008Apr 4Oct 11Apr 2Dec 5
2007Apr 3Nov 2Feb 3Nov 22
2006no dataOct 25no dataOct 31
2005Apr 1Nov 8Feb 24Nov 28
2004Feb 20Nov 4Feb 14Nov 21
2003Mar 25Oct 30Feb 26Nov 1
2002Mar 25Oct 30Mar 6Oct 30
2001Apr 7Nov 8Mar 22Dec 24
2000Mar 31Nov 10Feb 18Nov 11
1999Apr 1Dec 4Jan 6Dec 24
1998Mar 29Dec 9Mar 6Dec 19
1997Apr 5Dec 2Feb 7Dec 2
1996Mar 26no dataMar 25no data
1995Mar 26Oct 31Mar 7Nov 1
1994Mar 22Nov 3Mar 6Nov 21
1993Feb 28Nov 2Feb 28Nov 7
1992Feb 10Oct 15Jan 21Nov 24
1991Mar 27no dataJan 30no data
1990no dataNov 19no dataDec 19
1989Mar 23Oct 28Feb 16Dec 11
1988Mar 15Oct 27Mar 15Dec 15
1987Mar 30Nov 28Feb 25Dec 13
1986Apr 24Nov 10Feb 10Dec 9
1985May 12Oct 8Mar 11Oct 9
1984Mar 30Nov 15Feb 5Dec 4
1983Apr 12no dataFeb 5no data
1982May 4Oct 19Apr 16Nov 10
1981Apr 13Oct 13Apr 13Nov 27
1980May 3Oct 22Feb 13Dec 7
1979no dataNov 13no dataNov 15
1978May 4Oct 22Mar 15Nov 1
1977Apr 20Nov 4Mar 5Nov 19
1976Apr 21Oct 17Mar 6Nov 26
1975Apr 29Nov 12Apr 5Nov 18
1974Apr 13Oct 5Apr 13Dec 31
1973Apr 29Oct 3Apr 28Nov 2
1972May 1Sep 27Apr 22Oct 30
1971Apr 12Oct 16Mar 19Oct 28
1970Apr 16Sep 13Mar 18Oct 28
1969May 4Oct 11Mar 24Oct 14
1968May 7Oct 8Apr 13Dec 20
1967Apr 19Nov 5Mar 5Nov 21
1966May 27Oct 14Mar 11Dec 21
1965Apr 3Sep 17Mar 24Dec 13
1964May 14Oct 26Apr 17Nov 15
1963Apr 10Oct 27Mar 13Nov 28
1962May 4Oct 17Mar 28Nov 28
1961Apr 22Oct 29Jan 27Nov 5
1960Mar 18Oct 9Mar 3Nov 26
1959Apr 15Sep 28Mar 2Oct 30
1958Apr 27Oct 21Mar 16Nov 16
1957Apr 20Nov 1Mar 26Nov 2
1956Apr 6Oct 22Apr 6Nov 19
1955May 9Oct 6Mar 20Nov 12
1954May 1Sep 30Mar 31Oct 24
1953Apr 24Oct 22Apr 10Nov 2
1952May 9Oct 25Feb 18Nov 9

"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.