Last Frost Day

Frost history / Millport 4 Ne, OH

Millport 4 Ne, OH: frost dates by year

Last spring and first fall frost at NOAA station USC00335315, 1951 to 2012, measured from daily minimum temperatures.

Elevation 1,170 ft, 40.769, -80.856. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 16Sep 25
EarliestApr 6 (2011)Aug 29 (1982)
LatestJun 11 (1972)Oct 30 (2010)
Trend3.2 days earlier per decade2.9 days later per decade
Years with data5858

At 28°F (hard freeze) the median last spring date is Apr 30 and the median first fall date is Oct 8.

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: May 141952: May 301953: Apr 241954: May 51955: May 211956: May 251957: May 81958: Jun 71959: May 171960: May 121961: May 311962: Apr 241963: May 241964: May 301965: Apr 291966: Jun 21967: May 231968: May 71969: May 271970: May 181971: May 281972: Jun 111974: May 81975: May 71976: May 231977: Jun 81978: May 111979: May 171980: May 151981: May 201982: May 51983: May 271984: May 171985: May 191986: May 41987: May 61988: May 261989: May 71990: May 311991: Apr 251992: May 281993: May 211994: May 281995: May 71996: May 141997: May 221998: Apr 291999: Apr 252000: May 162001: May 312002: May 222004: May 42005: May 52007: Apr 172008: Apr 162009: Apr 142011: Apr 62012: Apr 29

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111960197019801990200020101951: Sep 81952: Sep 271953: Sep 141954: Sep 241955: Sep 131956: Sep 201957: Sep 271958: Sep 291959: Sep 171960: Oct 11961: Sep 171962: Oct 181963: Sep 231964: Sep 131965: Sep 261966: Sep 161967: Sep 231968: Oct 51969: Oct 91970: Oct 41971: Sep 251972: Oct 11973: Sep 191974: Sep 231975: Sep 141976: Sep 251977: Oct 71978: Sep 291979: Sep 201980: Oct 51981: Sep 241982: Aug 291983: Sep 231984: Sep 161985: Sep 151986: Sep 91987: Sep 261988: Oct 41989: Sep 241990: Sep 181991: Sep 211992: Oct 61993: Oct 11994: Oct 41995: Sep 231996: Oct 41997: Oct 21998: Oct 21999: Sep 222000: Sep 272001: Sep 152002: Oct 82003: Oct 22004: Oct 32005: Sep 302007: Oct 292010: Oct 302011: Oct 28

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

"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.