Last Frost Day

Frost history / Jordan 1SSW, MN

Jordan 1SSW, MN: frost dates by year

Last spring and first fall frost at NOAA station USC00214176, 1951 to 2025, measured from daily minimum temperatures.

Elevation 900 ft, 44.650, -93.636. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 6Oct 1
EarliestApr 15 (1964)Sep 1 (1974)
LatestMay 24 (1999)Oct 29 (1963)
Trend0.9 days earlier per decade1.5 days later per decade
Years with data7070

At 28°F (hard freeze) the median last spring date is Apr 23 and the median first fall date is Oct 11.

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 3019601970198019902000201020201951: Apr 261952: Apr 241953: May 131954: May 201955: May 81956: May 161957: May 51958: Apr 291959: May 151960: May 121961: May 31962: Apr 191963: May 231964: Apr 151965: Apr 281966: May 101967: May 211968: May 91969: May 121970: May 21971: May 191972: Apr 261973: May 171974: May 151975: May 21976: May 181977: Apr 251978: May 21979: May 211980: May 151981: May 201982: May 81983: May 151984: May 81985: Apr 151986: Apr 221987: May 231988: May 171989: May 121990: May 111991: Apr 241992: May 51993: Apr 301994: May 21995: May 21996: May 131997: May 221998: Apr 181999: May 242000: May 202001: Apr 242002: May 202003: Apr 172008: Apr 302010: May 102011: May 42012: Apr 212013: May 132014: Apr 192015: Apr 242016: May 162017: Apr 292018: Apr 292019: May 42020: May 132021: May 122022: Apr 282023: Apr 272024: Apr 252025: Apr 20

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Sep 281952: Oct 41953: Sep 221954: Oct 71955: Sep 121956: Sep 201957: Oct 101958: Oct 11959: Oct 91960: Oct 31961: Sep 251962: Sep 201963: Oct 291964: Oct 61965: Sep 261966: Sep 261967: Sep 281968: Oct 41969: Oct 131970: Oct 101971: Sep 191972: Sep 291973: Sep 181974: Sep 11975: Sep 131976: Sep 161977: Oct 21978: Oct 81979: Oct 51980: Sep 171981: Sep 171983: Sep 221984: Sep 151985: Sep 261986: Oct 61987: Oct 21988: Sep 61989: Sep 221990: Sep 301991: Sep 201992: Sep 291993: Sep 271994: Oct 101995: Sep 211996: Sep 151997: Oct 131998: Oct 81999: Sep 162000: Sep 162001: Oct 62002: Sep 242003: Sep 292008: Oct 12009: Oct 92010: Oct 32011: Sep 162012: Oct 72013: Oct 202014: Oct 52015: Oct 172016: Oct 102017: Oct 102018: Oct 122019: Oct 122020: Oct 42021: Oct 222022: Sep 282023: Oct 112024: Oct 152025: Oct 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
2025Apr 20Oct 8Apr 9Oct 24
2024Apr 25Oct 15Apr 6Oct 16
2023Apr 27Oct 11Apr 24Oct 12
2022Apr 28Sep 28Apr 27Oct 15
2021May 12Oct 22Apr 22Oct 24
2020May 13Oct 4Apr 22Oct 19
2019May 4Oct 12Apr 16Oct 25
2018Apr 29Oct 12Apr 21Oct 12
2017Apr 29Oct 10Apr 8Oct 29
2016May 16Oct 10Apr 13Nov 20
2015Apr 24Oct 17Apr 24Oct 17
2014Apr 19Oct 5Apr 19Oct 12
2013May 13Oct 20Apr 25Oct 22
2012Apr 21Oct 7Apr 12Oct 7
2011May 4Sep 16Apr 6Oct 21
2010May 10Oct 3Apr 9Oct 29
2009no dataOct 9no dataOct 9
2008Apr 30Oct 1Apr 30Oct 2
2003Apr 17Sep 29Apr 9Oct 1
2002May 20Sep 24May 3Oct 7
2001Apr 24Oct 6Apr 18Oct 6
2000May 20Sep 16Apr 20Sep 20
1999May 24Sep 16Apr 18Oct 2
1998Apr 18Oct 8Apr 1Oct 20
1997May 22Oct 13May 13Oct 20
1996May 13Sep 15May 2Oct 3
1995May 2Sep 21Apr 11Oct 16
1994May 2Oct 10Apr 20Oct 26
1993Apr 30Sep 27Apr 13Oct 2
1992May 5Sep 29Apr 27Oct 15
1991Apr 24Sep 20Apr 21Oct 7
1990May 11Sep 30May 2Oct 10
1989May 12Sep 22May 10Sep 26
1988May 17Sep 6May 17Oct 3
1987May 23Oct 2Apr 28Oct 3
1986Apr 22Oct 6Apr 22Oct 6
1985Apr 15Sep 26Apr 9Oct 4
1984May 8Sep 15May 2Sep 26
1983May 15Sep 22Apr 20Sep 23
1982May 8no dataApr 28no data
1981May 20Sep 17May 19Sep 28
1980May 15Sep 17May 15Sep 23
1979May 21Oct 5Apr 28Oct 9
1978May 2Oct 8May 2Oct 14
1977Apr 25Oct 2Apr 8Oct 16
1976May 18Sep 16May 7Sep 22
1975May 2Sep 13Apr 21Oct 2
1974May 15Sep 1May 6Sep 22
1973May 17Sep 18May 4Oct 20
1972Apr 26Sep 29Apr 25Sep 30
1971May 19Sep 19May 3Oct 31
1970May 2Oct 10Apr 10Oct 10
1969May 12Oct 13Apr 6Oct 22
1968May 9Oct 4May 5Oct 4
1967May 21Sep 28May 4Sep 28
1966May 10Sep 26May 10Oct 24
1965Apr 28Sep 26Apr 28Sep 26
1964Apr 15Oct 6Apr 10Oct 9
1963May 23Oct 29May 23Oct 29
1962Apr 19Sep 20Apr 17Oct 24
1961May 3Sep 25May 2Sep 28
1960May 12Oct 3May 8Oct 19
1959May 15Oct 9Apr 21Oct 13
1958Apr 29Oct 1Apr 29Oct 5
1957May 5Oct 10Apr 14Oct 19
1956May 16Sep 20May 16Oct 9
1955May 8Sep 12Apr 7Oct 15
1954May 20Oct 7May 3Oct 18
1953May 13Sep 22May 13Oct 28
1952Apr 24Oct 4Apr 15Oct 5
1951Apr 26Sep 28Apr 22Oct 19

"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.