Last Frost Day

Frost history / Philo 3 Sw, OH

Philo 3 Sw, OH: frost dates by year

Last spring and first fall frost at NOAA station USC00336600, 1951 to 2013, measured from daily minimum temperatures.

Elevation 1,020 ft, 39.839, -81.917. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 29Oct 9
EarliestApr 3 (2011)Sep 16 (1966)
LatestMay 28 (1994)Nov 21 (1985)
Trend1.0 days later per decade0.5 days later per decade
Years with data6162

At 28°F (hard freeze) the median last spring date is Apr 14 and the median first fall date is Oct 26.

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 141960197019801990200020101951: Apr 201952: Apr 171953: Apr 211954: May 41955: Apr 81956: May 171957: May 61958: Apr 301959: May 161960: Apr 111961: May 21962: Apr 171963: May 21964: Apr 91965: Apr 281966: May 101967: Apr 281968: May 61969: Apr 201970: May 71971: May 41972: Apr 261973: Apr 151974: May 71975: Apr 141976: Apr 281977: May 101978: May 31979: May 51980: May 91981: Apr 261982: Apr 281983: May 101984: Apr 181985: Apr 101986: Apr 241987: Apr 51988: Apr 201989: May 71990: Apr 181991: Apr 121992: May 11993: May 211994: May 281995: May 31996: May 141997: May 231998: Apr 281999: Apr 252000: Apr 272001: May 142002: May 232003: Apr 272004: May 42005: May 52008: Apr 292009: May 182010: May 102011: Apr 32012: Apr 132013: Apr 21

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 261960197019801990200020101951: Sep 291952: Oct 71953: Oct 81954: Oct 71955: Oct 251956: Oct 101957: Oct 111958: Oct 21959: Oct 131960: Oct 211961: Sep 291962: Sep 211963: Oct 301964: Oct 61965: Oct 51966: Sep 161967: Oct 201968: Oct 301969: Oct 151970: Oct 171971: Nov 41972: Oct 101973: Oct 191974: Oct 21975: Oct 31976: Oct 181977: Oct 171978: Oct 171979: Oct 131980: Oct 51981: Oct 41982: Oct 171983: Oct 301984: Sep 291985: Nov 211986: Oct 191987: Oct 41988: Oct 61989: Oct 91990: Oct 201991: Sep 211992: Sep 301993: Oct 31994: Oct 41995: Sep 231996: Oct 41997: Oct 21998: Sep 301999: Oct 72000: Sep 292001: Oct 72002: Oct 142003: Oct 22004: Oct 52005: Oct 252006: Oct 132007: Oct 292008: Oct 192009: Oct 192010: Nov 12011: Oct 282012: Oct 9

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

"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.