Last Frost Day

Frost history / Saint Meinrad, IN

Saint Meinrad, IN: frost dates by year

Last spring and first fall frost at NOAA station USC00127724, 1960 to 2009, measured from daily minimum temperatures.

Elevation 510 ft, 38.164, -86.809. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 16Oct 19
EarliestMar 22 (1967)Oct 2 (1974)
LatestMay 27 (1961)Nov 8 (1985)
Trend1.9 days earlier per decade0.9 days later per decade
Years with data4848

At 28°F (hard freeze) the median last spring date is Apr 6 and the median first fall date is Oct 27.

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 14196019701980199020001960: May 131961: May 271962: Apr 201963: May 21964: Apr 101965: Apr 11966: May 101967: Mar 221968: Mar 251969: Apr 201970: Apr 71971: May 41973: Apr 141974: Apr 91975: Apr 131976: May 41977: Apr 61978: Apr 221979: Apr 291980: May 91981: Apr 61982: Apr 221983: Apr 251984: Apr 71985: Apr 101986: Apr 231987: Apr 51988: Apr 291989: Apr 141990: Apr 181991: Apr 221992: Apr 51993: Apr 221994: May 21995: Apr 51996: Apr 271997: Apr 181998: Apr 111999: Mar 282000: Apr 92001: Apr 192002: Apr 62003: Apr 232004: Apr 52005: May 42007: Apr 152008: Apr 152009: Apr 9

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26196019701980199020001960: Oct 201961: Oct 151962: Oct 241963: Oct 301964: Oct 61965: Oct 131966: Oct 71967: Oct 111968: Oct 51969: Oct 181970: Oct 171972: Oct 201973: Oct 171974: Oct 21975: Oct 271976: Oct 211977: Oct 131978: Oct 151979: Oct 111980: Oct 51981: Oct 241982: Oct 211983: Oct 261984: Nov 61985: Nov 81986: Oct 151987: Oct 41988: Oct 81989: Oct 191990: Oct 191991: Oct 71992: Oct 191993: Oct 221994: Oct 251995: Oct 221996: Oct 191997: Oct 221998: Oct 231999: Oct 202000: Oct 82001: Oct 72002: Nov 22003: Oct 32004: Oct 172006: Oct 132007: Oct 292008: Oct 282009: Oct 18

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

"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.