Last Frost Day

Frost history / Chippewa Lake, OH

Chippewa Lake, OH: frost dates by year

Last spring and first fall frost at NOAA station USC00331541, 1951 to 2014, measured from daily minimum temperatures.

Elevation 1,180 ft, 41.052, -81.936. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 5Oct 9
EarliestApr 13 (1991)Sep 14 (1964)
LatestJun 11 (1972)Nov 3 (2014)
Trend2.8 days earlier per decade3.5 days later per decade
Years with data6163

At 28°F (hard freeze) the median last spring date is Apr 19 and the median first fall date is Oct 27.

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 31Apr 15Apr 30May 15May 30Jun 14Jun 291960197019801990200020101951: Apr 271952: May 71953: Apr 241954: May 81955: May 181956: May 251957: May 61958: May 81959: May 161960: May 21961: May 301962: Apr 241963: May 241964: Apr 251965: Apr 291966: Jun 21967: May 231968: May 71969: May 271970: May 71971: May 41972: Jun 111974: May 81975: Apr 271976: May 191977: May 111978: May 71979: May 171980: May 101981: May 71983: May 101984: May 171985: May 91986: May 41987: May 61988: Apr 261989: Apr 241990: Apr 191991: Apr 131992: Apr 131993: Apr 271994: May 21995: Apr 251996: May 141997: Apr 211998: Apr 291999: Apr 262000: Apr 142001: Apr 192002: May 192003: Apr 272004: May 52005: May 52006: Apr 272007: Apr 162008: Apr 302009: Apr 132010: Apr 292012: Apr 292013: May 262014: Apr 27

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111960197019801990200020101951: Oct 91952: Oct 41953: Oct 81954: Oct 71955: Oct 221956: Sep 211957: Sep 281958: Oct 21959: Sep 171960: Oct 11961: Sep 291962: Sep 211963: Sep 251964: Sep 141965: Oct 51966: Oct 21967: Oct 201968: Oct 51969: Oct 151970: Oct 171971: Oct 121972: Oct 91973: Oct 61974: Sep 231975: Oct 31976: Oct 181977: Oct 141978: Sep 291979: Oct 111980: Oct 51981: Oct 41982: Oct 171983: Sep 241984: Nov 21985: Oct 21986: Oct 101987: Oct 41988: Oct 41989: Sep 271990: Oct 11991: Oct 161992: Oct 171993: Oct 21994: Nov 21995: Oct 171996: Oct 311997: Oct 211998: Oct 231999: Oct 212000: Oct 82001: Oct 62002: Oct 142003: Oct 22005: Oct 282006: Oct 132007: Oct 282008: Oct 192009: Oct 192010: Oct 232011: Oct 282012: Oct 92013: Oct 232014: Nov 3

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
2014Apr 27Nov 3Apr 17Nov 3
2013May 26Oct 23Apr 22Oct 25
2012Apr 29Oct 9Mar 28Nov 6
2011no dataOct 28no dataOct 30
2010Apr 29Oct 23Apr 10Nov 3
2009Apr 13Oct 19Apr 12Nov 4
2008Apr 30Oct 19Apr 16Oct 30
2007Apr 16Oct 28Apr 11Nov 8
2006Apr 27Oct 13Apr 27Oct 27
2005May 5Oct 28Mar 24Nov 11
2004May 5no dataApr 29no data
2003Apr 27Oct 2Apr 7Nov 8
2002May 19Oct 14Apr 7Nov 2
2001Apr 19Oct 6Apr 17Nov 11
2000Apr 14Oct 8Apr 11Nov 16
1999Apr 26Oct 21Mar 28Nov 4
1998Apr 29Oct 23Apr 12Nov 4
1997Apr 21Oct 21Apr 19Oct 23
1996May 14Oct 31May 13Nov 2
1995Apr 25Oct 17Apr 15Nov 4
1994May 2Nov 2Apr 8Nov 23
1993Apr 27Oct 2Apr 13Nov 1
1992Apr 13Oct 17Apr 13Oct 18
1991Apr 13Oct 16Apr 4Oct 17
1990Apr 19Oct 1Apr 19Oct 27
1989Apr 24Sep 27Apr 24Oct 9
1988Apr 26Oct 4Apr 20Oct 6
1987May 6Oct 4Apr 29Oct 9
1986May 4Oct 10May 4Oct 19
1985May 9Oct 2Apr 10Nov 21
1984May 17Nov 2Apr 11Nov 3
1983May 10Sep 24May 10Oct 30
1982no dataOct 17no dataOct 17
1981May 7Oct 4Apr 26Oct 17
1980May 10Oct 5Apr 17Oct 27
1979May 17Oct 11Apr 19Oct 27
1978May 7Sep 29May 3Oct 29
1977May 11Oct 14Apr 29Nov 12
1976May 19Oct 18May 13Oct 18
1975Apr 27Oct 3Apr 17Oct 3
1974May 8Sep 23May 7Sep 24
1973no dataOct 6no dataOct 19
1972Jun 11Oct 9Jun 11Oct 10
1971May 4Oct 12May 4Nov 5
1970May 7Oct 17May 7Nov 8
1969May 27Oct 15May 1Oct 18
1968May 7Oct 5May 7Oct 31
1967May 23Oct 20Apr 28Oct 20
1966Jun 2Oct 2May 11Oct 18
1965Apr 29Oct 5Apr 19Oct 5
1964Apr 25Sep 14Apr 11Oct 6
1963May 24Sep 25May 24Oct 14
1962Apr 24Sep 21Apr 21Oct 25
1961May 30Sep 29May 4Nov 4
1960May 2Oct 1Apr 19Oct 21
1959May 16Sep 17Apr 23Oct 18
1958May 8Oct 2Apr 30Oct 2
1957May 6Sep 28May 6Oct 13
1956May 25Sep 21Apr 25Oct 11
1955May 18Oct 22Apr 8Oct 25
1954May 8Oct 7Apr 9Nov 1
1953Apr 24Oct 8Apr 21Oct 8
1952May 7Oct 4Apr 16Oct 7
1951Apr 27Oct 9Apr 20Oct 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.