Last Frost Day

Frost history / Huntington, OR

Huntington, OR: frost dates by year

Last spring and first fall frost at NOAA station USC00354098, 1951 to 2012, measured from daily minimum temperatures.

Elevation 2,110 ft, 44.356, -117.255. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 27Oct 7
EarliestMar 25 (1990)Aug 29 (1951)
LatestJun 13 (1981)Oct 31 (1988)
Trend1.2 days earlier per decadelittle change (less than half a day per decade)
Years with data5349

At 28°F (hard freeze) the median last spring date is Apr 10 and the median first fall date is Oct 22.

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)

Mar 16Mar 31Apr 15Apr 30May 15May 30Jun 14Jun 291960197019801990200020101952: May 11953: Apr 291954: May 21955: Apr 271956: Apr 61957: Apr 151958: Apr 271959: May 21960: May 221963: Apr 211964: May 231965: Apr 181966: May 231967: May 111968: May 61969: Apr 261970: May 141971: Apr 131972: May 11973: Apr 181974: May 181975: May 251976: Apr 221977: Apr 141978: Apr 231979: Apr 191980: Apr 151981: Jun 131982: May 31983: May 121984: May 161985: May 31987: Apr 211988: May 21989: May 191990: Mar 251991: Apr 261992: Apr 271993: Apr 191994: Apr 91995: Apr 161996: May 41997: May 31998: Apr 151999: Apr 162005: Apr 162006: Apr 192007: May 42008: May 22009: May 132010: Apr 102011: May 152012: Apr 13

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111960197019801990200020101951: Aug 291952: Oct 151953: Oct 31954: Oct 21955: Sep 271956: Sep 231957: Oct 291958: Oct 211959: Oct 141961: Sep 251963: Oct 241964: Oct 21965: Sep 181966: Oct 101967: Oct 161968: Oct 91969: Oct 41970: Oct 151972: Sep 261973: Oct 41974: Oct 61975: Oct 71976: Oct 171977: Oct 111978: Oct 141979: Oct 181980: Oct 181981: Oct 41982: Oct 51983: Sep 191984: Sep 241986: Oct 121987: Oct 161988: Oct 311989: Oct 181990: Oct 91992: Sep 141993: Oct 101994: Oct 41995: Sep 221996: Oct 171997: Oct 81999: Sep 292005: Sep 262006: Oct 132007: Sep 252009: Oct 12010: Oct 132012: Oct 7

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
2012Apr 13Oct 7Apr 7Oct 7
2011May 15no dataApr 23no data
2010Apr 10Oct 13Apr 10Nov 9
2009May 13Oct 1Apr 6Oct 6
2008May 2no dataApr 22no data
2007May 4Sep 25Apr 21Oct 28
2006Apr 19Oct 13Apr 2Oct 22
2005Apr 16Sep 26Apr 15Nov 9
1999Apr 16Sep 29Apr 12Oct 17
1998Apr 15no dataMar 20no data
1997May 3Oct 8Apr 13Oct 8
1996May 4Oct 17Apr 15Oct 17
1995Apr 16Sep 22Apr 15Oct 13
1994Apr 9Oct 4Apr 9Oct 23
1993Apr 19Oct 10Mar 13Oct 27
1992Apr 27Sep 14Apr 25Nov 10
1991Apr 26no dataApr 9no data
1990Mar 25Oct 9Mar 16Oct 17
1989May 19Oct 18Mar 30Oct 29
1988May 2Oct 31Apr 11Oct 31
1987Apr 21Oct 16Mar 31Oct 20
1986no dataOct 12no dataNov 8
1985May 3no dataApr 20no data
1984May 16Sep 24Apr 10Sep 24
1983May 12Sep 19Apr 6Oct 24
1982May 3Oct 5Apr 20Oct 18
1981Jun 13Oct 4Apr 7Nov 8
1980Apr 15Oct 18Apr 6Oct 22
1979Apr 19Oct 18Apr 1Nov 1
1978Apr 23Oct 14Mar 16Oct 23
1977Apr 14Oct 11Apr 14Nov 3
1976Apr 22Oct 17Apr 2Oct 18
1975May 25Oct 7May 24Oct 23
1974May 18Oct 6May 18Nov 3
1973Apr 18Oct 4Apr 8Oct 4
1972May 1Sep 26Apr 26Oct 31
1971Apr 13no dataMar 20no data
1970May 14Oct 15May 11Oct 15
1969Apr 26Oct 4Mar 25Oct 13
1968May 6Oct 9May 6Oct 9
1967May 11Oct 16Apr 29Oct 20
1966May 23Oct 10Apr 19Oct 19
1965Apr 18Sep 18Mar 29Nov 1
1964May 23Oct 2May 4Oct 19
1963Apr 21Oct 24Apr 16Oct 28
1961no dataSep 25no dataOct 22
1960May 22no dataApr 23no data
1959May 2Oct 14Apr 10Nov 2
1958Apr 27Oct 21Mar 31Oct 22
1957Apr 15Oct 29Mar 27Nov 5
1956Apr 6Sep 23Apr 6Oct 28
1955Apr 27Sep 27Apr 27Oct 6
1954May 2Oct 2Apr 1Oct 15
1953Apr 29Oct 3Apr 3Nov 4
1952May 1Oct 15Apr 29Oct 15
1951no dataAug 29no dataOct 31

"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.