Last Frost Day

Frost history / Wabash, IN

Wabash, IN: frost dates by year

Last spring and first fall frost at NOAA station USC00129138, 1951 to 2025, measured from daily minimum temperatures.

Elevation 665 ft, 40.792, -85.826. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 3Oct 9
EarliestApr 10 (1964)Sep 14 (1975)
LatestJun 4 (1969)Nov 11 (2016)
Trend2.0 days earlier per decade2.8 days later per decade
Years with data5557

At 28°F (hard freeze) the median last spring date is Apr 18 and the median first fall date is Oct 21.

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 1419601970198019902000201020201951: Apr 231952: Apr 161953: Apr 211954: May 221955: May 181956: Jun 21957: May 61958: Apr 301959: May 161960: May 81961: May 301962: Apr 241963: May 231964: Apr 101965: Apr 291966: May 111967: May 161968: May 181969: Jun 41970: May 71972: Apr 261973: May 181974: May 81976: May 121977: May 111978: May 31980: Apr 271984: May 161985: Apr 101986: May 41989: May 71990: Apr 191991: Apr 121992: May 71993: Apr 271994: May 31995: Apr 241996: May 141997: Apr 261999: Apr 262000: Apr 262001: Apr 252002: May 192003: Apr 282004: May 42016: Apr 142017: May 82018: Apr 292019: Apr 202020: May 112021: May 62022: Apr 272023: Apr 262024: Apr 212025: Apr 12

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Sep 291952: Oct 31953: Oct 71954: Sep 231955: Oct 221956: Sep 211957: Oct 111958: Oct 21959: Sep 181960: Oct 211961: Sep 291962: Sep 211963: Oct 301964: Oct 71965: Sep 261966: Sep 261967: Sep 231968: Oct 51969: Oct 151970: Oct 161971: Oct 121972: Oct 91973: Oct 171974: Sep 231975: Sep 141976: Sep 251977: Oct 131978: Oct 151979: Oct 101980: Oct 51983: Sep 211984: Oct 11988: Oct 51989: Sep 241990: Oct 231991: Sep 211992: Oct 171993: Oct 11994: Oct 101995: Sep 241996: Oct 41997: Oct 151998: Oct 222000: Oct 72002: Oct 142004: Oct 32015: Oct 182016: Nov 112017: Oct 252018: Oct 152019: Oct 172020: Oct 152021: Oct 312022: Oct 192023: Oct 302024: Oct 162025: 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 12Oct 23Apr 11Nov 9
2024Apr 21Oct 16Apr 5Nov 28
2023Apr 26Oct 30Mar 30Oct 30
2022Apr 27Oct 19Apr 16Nov 13
2021May 6Oct 31Apr 23Nov 2
2020May 11Oct 15May 8Nov 1
2019Apr 20Oct 17Apr 1Oct 31
2018Apr 29Oct 15Apr 21Nov 9
2017May 8Oct 25Apr 7Nov 7
2016Apr 14Nov 11Apr 12Nov 11
2015no dataOct 18no dataOct 18
2004May 4Oct 3Apr 6Nov 8
2003Apr 28no dataApr 23no data
2002May 19Oct 14Apr 11Oct 14
2001Apr 25no dataApr 19no data
2000Apr 26Oct 7Apr 12Oct 30
1999Apr 26no dataMar 30no data
1998no dataOct 22no dataNov 4
1997Apr 26Oct 15Apr 18Oct 22
1996May 14Oct 4May 13Oct 11
1995Apr 24Sep 24Apr 6Sep 24
1994May 3Oct 10Apr 24Oct 27
1993Apr 27Oct 1Apr 5Oct 10
1992May 7Oct 17Apr 6Oct 19
1991Apr 12Sep 21Apr 11Oct 16
1990Apr 19Oct 23Apr 19Oct 26
1989May 7Sep 24Apr 12Oct 3
1988no dataOct 5no dataOct 12
1986May 4no dataApr 24no data
1985Apr 10no dataApr 10no data
1984May 16Oct 1May 5Nov 3
1983no dataSep 21no dataSep 21
1980Apr 27Oct 5Apr 25Oct 13
1979no dataOct 10no dataOct 14
1978May 3Oct 15May 1Oct 17
1977May 11Oct 13Apr 29Oct 13
1976May 12Sep 25May 8Oct 18
1975no dataSep 14no dataOct 3
1974May 8Sep 23May 7Oct 3
1973May 18Oct 17May 17Nov 6
1972Apr 26Oct 9Apr 25Oct 19
1971no dataOct 12no dataNov 4
1970May 7Oct 16Apr 8Nov 15
1969Jun 4Oct 15Apr 1Oct 23
1968May 18Oct 5May 6Oct 22
1967May 16Sep 23Apr 25Oct 15
1966May 11Sep 26May 10Oct 6
1965Apr 29Sep 26Apr 4Oct 5
1964Apr 10Oct 7Apr 9Oct 7
1963May 23Oct 30May 2Oct 30
1962Apr 24Sep 21Apr 20Oct 25
1961May 30Sep 29Apr 17Oct 27
1960May 8Oct 21Apr 11Oct 21
1959May 16Sep 18Apr 14Sep 18
1958Apr 30Oct 2Apr 1Oct 2
1957May 6Oct 11May 5Oct 12
1956Jun 2Sep 21Apr 24Oct 10
1955May 18Oct 22May 9Oct 22
1954May 22Sep 23May 11Oct 19
1953Apr 21Oct 7Apr 21Nov 5
1952Apr 16Oct 3Apr 11Oct 7
1951Apr 23Sep 29Mar 26Nov 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.