Last Frost Day

Frost history / Martinsville 2 Sw, IN

Martinsville 2 Sw, IN: frost dates by year

Last spring and first fall frost at NOAA station USC00125407, 1951 to 2025, measured from daily minimum temperatures.

Elevation 592 ft, 39.404, -86.453. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 24Oct 11
EarliestMar 29 (1959)Sep 14 (1964)
LatestMay 27 (1983)Nov 10 (2016)
Trendlittle change (less than half a day per decade)0.9 days later per decade
Years with data6869

At 28°F (hard freeze) the median last spring date is Apr 10 and the median first fall date is Oct 24.

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 1419601970198019902000201020201951: Apr 231952: Apr 161953: Apr 211954: May 101955: Apr 91956: Apr 241957: May 51959: Mar 291960: Apr 111961: May 271962: Apr 201963: May 231964: Apr 111965: Apr 31967: May 31968: Apr 111969: Apr 11970: Apr 81971: May 41972: Apr 271973: May 151974: Apr 251975: Apr 211976: May 81978: May 31980: Apr 251981: Apr 211982: Apr 271983: May 271985: Apr 101986: May 31987: Apr 101988: Apr 301989: May 121990: Apr 191991: Apr 231992: May 71993: Apr 231994: May 31995: Apr 281996: Apr 271997: May 161998: Apr 111999: Apr 132000: Apr 132001: Apr 202002: May 192003: Apr 252004: Apr 152005: May 52006: May 132007: Apr 212008: Apr 162009: Apr 232010: Apr 292011: May 62012: Apr 142013: Apr 262014: Apr 172015: Apr 252016: Apr 142017: Apr 92018: May 12019: Apr 42020: May 132023: Apr 252024: Apr 252025: Apr 17

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Oct 201952: Oct 31953: Oct 81954: Oct 191955: Oct 251956: Oct 271957: Oct 111958: Oct 11959: Oct 121960: Oct 171961: Oct 151962: Oct 241963: Sep 301964: Sep 141965: Oct 51966: Sep 251967: Oct 111968: Oct 51969: Oct 151971: Oct 121972: Oct 191973: Oct 171974: Sep 231975: Oct 31978: Oct 81979: Oct 111980: Oct 51981: Oct 31982: Oct 171983: Sep 231984: Oct 11985: Oct 21986: Oct 151987: Oct 31988: Oct 51989: Sep 251990: Sep 241991: Sep 201992: Oct 121993: Sep 301994: Oct 241995: Sep 231996: Oct 111997: Oct 151999: Oct 182000: Oct 72001: Oct 72002: Oct 142003: Oct 22004: Oct 32005: Oct 282007: Oct 292008: Oct 192009: Oct 172010: Oct 52011: Oct 22012: Sep 232013: Oct 222014: Oct 232015: Oct 152016: Nov 102017: Oct 262018: Oct 142019: Oct 182020: Oct 52022: Oct 82023: Oct 232024: Oct 172025: Oct 23

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
2025Apr 17Oct 23Apr 9Oct 24
2024Apr 25Oct 17Apr 7Nov 29
2023Apr 25Oct 23Apr 25Oct 31
2022no dataOct 8no dataOct 20
2020May 13Oct 5May 10Oct 5
2019Apr 4Oct 18Apr 3Nov 1
2018May 1Oct 14Apr 30Oct 21
2017Apr 9Oct 26Apr 9Oct 30
2016Apr 14Nov 10Apr 10Nov 12
2015Apr 25Oct 15Apr 24Oct 17
2014Apr 17Oct 23Apr 17Nov 2
2013Apr 26Oct 22Apr 6Oct 22
2012Apr 14Sep 23Apr 13Oct 11
2011May 6Oct 2Apr 1Oct 22
2010Apr 29Oct 5Mar 29Oct 6
2009Apr 23Oct 17Apr 10Nov 6
2008Apr 16Oct 19Apr 16Oct 29
2007Apr 21Oct 29Apr 11Oct 29
2006May 13no dataApr 28no data
2005May 5Oct 28Mar 25Oct 30
2004Apr 15Oct 3Apr 6Oct 7
2003Apr 25Oct 2Apr 23Nov 7
2002May 19Oct 14Apr 6Nov 2
2001Apr 20Oct 7Apr 19Oct 28
2000Apr 13Oct 7Apr 12Oct 9
1999Apr 13Oct 18Mar 28Oct 21
1998Apr 11no dataMar 25no data
1997May 16Oct 15Apr 19Oct 22
1996Apr 27Oct 11Apr 11Oct 19
1995Apr 28Sep 23Apr 6Sep 23
1994May 3Oct 24Apr 8Oct 25
1993Apr 23Sep 30Apr 23Oct 23
1992May 7Oct 12Apr 6Oct 19
1991Apr 23Sep 20Apr 1Oct 17
1990Apr 19Sep 24Apr 19Oct 19
1989May 12Sep 25Apr 15Oct 9
1988Apr 30Oct 5Apr 20Oct 6
1987Apr 10Oct 3Apr 4Oct 4
1986May 3Oct 15Apr 24Nov 10
1985Apr 10Oct 2Apr 10Nov 8
1984no dataOct 1no dataNov 3
1983May 27Sep 23Apr 21Nov 5
1982Apr 27Oct 17Apr 11Oct 22
1981Apr 21Oct 3Apr 7Oct 24
1980Apr 25Oct 5Apr 16Oct 13
1979no dataOct 11no dataOct 14
1978May 3Oct 8Apr 22Oct 24
1976May 8no dataMay 4no data
1975Apr 21Oct 3Apr 21Oct 3
1974Apr 25Sep 23Apr 9Oct 2
1973May 15Oct 17Mar 22Nov 6
1972Apr 27Oct 19Apr 10Oct 20
1971May 4Oct 12May 4Nov 7
1970Apr 8no dataApr 7no data
1969Apr 1Oct 15Apr 1Oct 18
1968Apr 11Oct 5Apr 6Oct 26
1967May 3Oct 11Apr 8Oct 11
1966no dataSep 25no dataOct 26
1965Apr 3Oct 5Apr 3Oct 25
1964Apr 11Sep 14Apr 9Oct 7
1963May 23Sep 30May 1Oct 30
1962Apr 20Oct 24Apr 20Oct 24
1961May 27Oct 15Apr 16Oct 27
1960Apr 11Oct 17Apr 11Oct 20
1959Mar 29Oct 12Mar 29Oct 18
1958no dataOct 1no dataNov 7
1957May 5Oct 11Apr 15Oct 11
1956Apr 24Oct 27Apr 20Nov 9
1955Apr 9Oct 25Apr 8Oct 25
1954May 10Oct 19Apr 3Oct 31
1953Apr 21Oct 8Apr 19Oct 30
1952Apr 16Oct 3Apr 8Oct 7
1951Apr 23Oct 20Apr 23Nov 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.