Last Frost Day

Frost history / Scottsburg, IN

Scottsburg, IN: frost dates by year

Last spring and first fall frost at NOAA station USC00127875, 1951 to 2003, measured from daily minimum temperatures.

Elevation 570 ft, 38.689, -85.785. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 22Oct 9
EarliestMar 30 (1999)Sep 23 (1995)
LatestMay 27 (1961)Nov 5 (1971)
Trend2.1 days earlier per decade0.7 days earlier per decade
Years with data5151

At 28°F (hard freeze) the median last spring date is Apr 9 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 14196019701980199020001951: Apr 231952: Apr 161953: Apr 211954: May 101955: Apr 91956: Apr 231957: Apr 161958: Apr 121959: Apr 231960: May 21961: May 271962: Apr 211963: May 21964: Apr 111965: Apr 31966: May 101967: May 31968: May 61969: Apr 201970: Apr 111971: May 41972: Apr 261973: Apr 141974: May 71975: Apr 211976: May 91977: Apr 91978: Apr 221979: Apr 291980: Apr 251981: Apr 211982: Apr 231983: Apr 251984: Apr 201985: Apr 101986: Apr 241987: Apr 251988: Apr 291989: Apr 141990: Apr 191991: Apr 21992: Apr 61993: Apr 221994: May 21995: Apr 61996: Apr 271997: Apr 181998: Apr 111999: Mar 302000: Apr 122003: Apr 22

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11196019701980199020001951: Oct 91952: Oct 31953: Oct 81954: Oct 201955: Oct 251956: Oct 271957: Oct 111958: Oct 21959: Oct 151960: Oct 211961: Oct 151962: Oct 241963: Sep 301964: Oct 61965: Oct 51966: Oct 61967: Oct 111968: Oct 51969: Oct 151970: Oct 41971: Nov 51972: Oct 191973: Oct 171974: Oct 21975: Oct 31976: Oct 181977: Oct 141978: Oct 81979: Oct 141980: Oct 51981: Oct 31983: Sep 241984: Oct 21985: Oct 21986: Oct 151987: Oct 41988: Oct 61989: Oct 91990: Oct 191991: Oct 71992: Oct 171993: Sep 301994: Oct 121995: Sep 231996: Oct 191997: Oct 221998: Oct 231999: Oct 192000: Oct 82002: Oct 142003: Oct 1

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

"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.