Last Frost Day

Frost history / Big Rapids Wtp, MI

Big Rapids Wtp, MI: frost dates by year

Last spring and first fall frost at NOAA station USC00200779, 1951 to 2025, measured from daily minimum temperatures.

Elevation 898 ft, 43.707, -85.482. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 17Sep 29
EarliestApr 20 (2007)Aug 29 (1982)
LatestJul 19 (2000)Oct 24 (2021)
Trend1.0 days earlier per decade2.2 days later per decade
Years with data7069

At 28°F (hard freeze) the median last spring date is May 1 and the median first fall date is Oct 10.

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 14Jul 2919601970198019902000201020201951: May 131952: May 161953: May 151954: May 211955: May 171956: May 241957: May 161958: Jun 61959: May 91960: May 11961: May 301962: May 91963: May 241964: May 291965: May 301966: Jun 11967: May 221968: May 181969: May 261970: May 181971: May 221972: Jun 111973: May 181974: May 101975: May 71976: May 241977: May 111978: May 31979: May 221980: Jun 101981: May 181982: Apr 291983: May 171984: May 161985: May 221986: May 41987: May 51988: May 251990: May 111991: May 81993: May 191994: May 271995: May 191997: May 221998: Apr 291999: Apr 302000: Jul 192001: May 132002: May 222003: May 312004: May 52005: May 172006: May 212007: Apr 202008: May 282009: May 182010: May 112011: May 272012: Apr 302014: May 172015: May 212016: May 162017: May 102018: May 12019: May 152020: May 142021: May 302022: May 92024: Apr 272025: May 10

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Sep 291952: Sep 241953: Oct 71954: Sep 231955: Sep 111956: Sep 201957: Sep 271958: Oct 51959: Sep 161960: Oct 11961: Sep 281962: Sep 61963: Sep 141964: Sep 121965: Sep 261966: Sep 161967: Sep 111968: Oct 51969: Oct 151970: Sep 291971: Oct 101972: Oct 91973: Oct 181976: Sep 241977: Oct 41978: Sep 281979: Sep 231980: Sep 271981: Sep 231982: Aug 291983: Sep 241984: Sep 271985: Sep 251986: Sep 71987: Oct 11989: Sep 151990: Sep 171991: Sep 211992: Sep 231993: Sep 241994: Oct 21996: Oct 31997: Sep 241998: Sep 231999: Sep 222000: Sep 252002: Oct 132003: Sep 302004: Sep 292005: Oct 82006: Sep 282007: Oct 122008: Oct 22009: Oct 12010: Oct 42011: Oct 22012: Oct 62014: Oct 92015: Oct 182016: Oct 102017: Oct 22018: Oct 162019: Oct 152020: Sep 192021: Oct 242022: Oct 32023: Oct 122024: Oct 72025: Oct 9

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