Last Frost Day

Frost history / Lake City Exp Farm, MI

Lake City Exp Farm, MI: frost dates by year

Last spring and first fall frost at NOAA station USC00204502, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,230 ft, 44.309, -85.205. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 25Sep 23
EarliestApr 27 (2024)Aug 16 (1979)
LatestJul 6 (1965)Oct 18 (2021)
Trend1.0 days earlier per decade2.3 days later per decade
Years with data7572

At 28°F (hard freeze) the median last spring date is May 13 and the median first fall date is Oct 4.

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)

Apr 15Apr 30May 15May 30Jun 14Jun 29Jul 1419601970198019902000201020201951: May 131952: May 191953: May 151954: May 261955: May 211956: May 251957: May 281958: Jun 181959: May 171960: May 131961: May 301962: May 91963: Jun 221964: Jun 51965: Jul 61966: Jun 21967: May 221968: May 251969: Jun 211970: May 71971: May 281972: Jun 171973: May 201974: May 271975: May 131976: May 191977: Jun 101978: Jun 141979: May 221980: Jun 111981: May 311982: Jun 51983: Jun 81984: May 271985: May 291986: Jun 21987: Jun 101988: May 251989: May 111990: May 121991: May 201992: May 291993: May 201994: May 191995: May 181996: May 311997: May 201998: Jun 51999: May 132000: May 202001: May 312002: May 252003: May 222004: May 292005: May 172006: May 232007: May 182008: May 292009: Jun 42010: May 112011: May 272012: May 172013: Jun 32014: May 182015: Jun 22016: May 192017: May 202018: May 112019: May 212020: May 312021: Jun 222022: May 232023: May 272024: Apr 272025: May 11

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 12Oct 2719601970198019902000201020201951: Sep 91952: Sep 271953: Sep 141954: Sep 231955: Sep 121956: Sep 91957: Sep 81958: Sep 21959: Sep 161960: Sep 281961: Sep 291962: Sep 61963: Sep 131964: Sep 121965: Sep 271967: Sep 111969: Sep 101970: Sep 291971: Sep 251972: Sep 221973: Sep 171974: Sep 41975: Sep 141976: Aug 301977: Aug 201978: Sep 281979: Aug 161980: Sep 271981: Sep 181982: Aug 291983: Sep 241984: Sep 61985: Sep 251986: Aug 281987: Sep 31988: Oct 51990: Sep 181991: Sep 211992: Sep 231993: Sep 161994: Oct 21995: Sep 101996: Oct 31997: Sep 241998: Sep 231999: Sep 222000: Sep 252001: Oct 72002: Sep 252003: Oct 12004: Sep 302005: Oct 82006: Sep 292007: Sep 162008: Oct 32009: Oct 12010: Oct 32011: Sep 152012: Sep 242013: Sep 142014: Sep 142015: Oct 102016: Oct 102017: Sep 22018: Sep 292019: Oct 52020: Sep 112021: Oct 182022: Sep 232023: Oct 122024: Oct 32025: Sep 8

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
2025May 11Sep 8May 9Oct 9
2024Apr 27Oct 3Apr 26Oct 10
2023May 27Oct 12May 4Oct 12
2022May 23Sep 23May 8Sep 29
2021Jun 22Oct 18May 13Oct 24
2020May 31Sep 11May 13Sep 19
2019May 21Oct 5May 11Oct 15
2018May 11Sep 29Apr 30Oct 16
2017May 20Sep 2May 20Oct 26
2016May 19Oct 10Apr 27Oct 26
2015Jun 2Oct 10Apr 28Oct 17
2014May 18Sep 14May 17Oct 11
2013Jun 3Sep 14May 13Oct 24
2012May 17Sep 24May 17Sep 24
2011May 27Sep 15Apr 21Oct 22
2010May 11Oct 3May 10Oct 4
2009Jun 4Oct 1May 18Oct 1
2008May 29Oct 3May 28Oct 17
2007May 18Sep 16Apr 16Oct 14
2006May 23Sep 29May 6Oct 6
2005May 17Oct 8May 17Oct 20
2004May 29Sep 30May 4Oct 3
2003May 22Oct 1May 22Oct 1
2002May 25Sep 25May 20Oct 14
2001May 31Oct 7May 13Oct 7
2000May 20Sep 25Apr 30Sep 28
1999May 13Sep 22Apr 30Oct 7
1998Jun 5Sep 23Apr 28Oct 29
1997May 20Sep 24May 14Sep 24
1996May 31Oct 3May 13Oct 4
1995May 18Sep 10May 6Sep 23
1994May 19Oct 2May 13Oct 11
1993May 20Sep 16Apr 27Sep 30
1992May 29Sep 23May 26Sep 23
1991May 20Sep 21May 8Sep 21
1990May 12Sep 18May 2Oct 12
1989May 11no dataMay 7no data
1988May 25Oct 5Apr 25Oct 7
1987Jun 10Sep 3May 8Oct 4
1986Jun 2Aug 28May 4Oct 10
1985May 29Sep 25Apr 27Oct 11
1984May 27Sep 6May 10Sep 27
1983Jun 8Sep 24May 27Oct 10
1982Jun 5Aug 29May 9Aug 29
1981May 31Sep 18May 18Sep 23
1980Jun 11Sep 27Apr 25Sep 27
1979May 22Aug 16May 22Sep 22
1978Jun 14Sep 28May 7Oct 9
1977Jun 10Aug 20Jun 3Oct 7
1976May 19Aug 30May 13Sep 24
1975May 13Sep 14Apr 26Oct 7
1974May 27Sep 4May 10Oct 3
1973May 20Sep 17May 18Sep 21
1972Jun 17Sep 22Jun 11Sep 23
1971May 28Sep 25May 14Nov 1
1970May 7Sep 29May 7Sep 29
1969Jun 21Sep 10May 26Oct 22
1968May 25no dataMay 18no data
1967May 22Sep 11May 22Sep 23
1966Jun 2no dataMay 13no data
1965Jul 6Sep 27Apr 28Sep 27
1964Jun 5Sep 12Apr 25Sep 16
1963Jun 22Sep 13May 24Sep 14
1962May 9Sep 6May 9Sep 30
1961May 30Sep 29May 30Sep 29
1960May 13Sep 28Apr 28Oct 1
1959May 17Sep 16May 1Sep 17
1958Jun 18Sep 2May 29Oct 12
1957May 28Sep 8May 16Sep 24
1956May 25Sep 9May 24Sep 9
1955May 21Sep 12May 17Sep 12
1954May 26Sep 23May 26Oct 7
1953May 15Sep 14May 15Oct 7
1952May 19Sep 27May 16Oct 3
1951May 13Sep 9May 13Sep 29

"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.