Last Frost Day

Frost history / Mc Clusky, ND

Mc Clusky, ND: frost dates by year

Last spring and first fall frost at NOAA station USC00325710, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,927 ft, 47.483, -100.444. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 12Sep 24
EarliestApr 17 (2007)Sep 4 (1962)
LatestJun 20 (1969)Oct 20 (2021)
Trend1.7 days earlier per decade2.4 days later per decade
Years with data7070

At 28°F (hard freeze) the median last spring date is May 4 and the median first fall date is Oct 5.

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 14Jun 2919601970198019902000201020201951: Apr 251952: May 281953: May 141954: May 241955: Apr 221956: May 51957: May 231958: May 221959: May 271960: May 111961: May 261962: May 81963: May 231964: May 311965: May 281966: May 201967: May 141968: May 201969: Jun 201970: May 51971: May 191972: May 91973: May 141974: May 171975: May 11976: May 71977: May 21978: Apr 211979: May 121980: May 121981: May 101982: May 81983: May 161986: May 171988: May 131989: May 61990: May 101991: May 71992: May 261993: May 201994: May 51995: May 41996: May 101997: May 201998: Apr 201999: May 82001: Apr 232002: May 242003: May 202004: May 142005: May 152006: May 122007: Apr 172008: May 272009: May 162010: May 92011: May 22012: Apr 262013: May 122014: May 152016: May 152017: Apr 292018: Apr 282019: May 92020: May 122021: May 112022: May 22023: May 12024: May 32025: Apr 29

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 2719601970198019902000201020201951: Sep 231952: Oct 21953: Sep 211954: Sep 211955: Sep 101956: Sep 61957: Sep 191958: Sep 251959: Sep 101960: Sep 171961: Sep 111962: Sep 41963: Oct 111964: Sep 111965: Sep 51966: Sep 141967: Sep 271968: Sep 241969: Sep 81970: Sep 131971: Sep 181972: Sep 211974: Sep 281976: Sep 231977: Oct 21978: Oct 71979: Oct 41980: Oct 111981: Oct 61982: Sep 201985: Sep 241986: Oct 91987: Oct 21988: Sep 231989: Sep 121990: Sep 231991: Sep 181992: Sep 221993: Sep 141994: Oct 91995: Sep 201996: Sep 291997: Sep 201998: Oct 11999: Sep 282000: Sep 232001: Sep 242002: Sep 92003: Sep 252004: Oct 12005: Oct 52006: Sep 202007: Sep 142008: Oct 92009: Oct 82010: Sep 182011: Oct 182012: Sep 222013: Oct 62014: Oct 42015: Oct 162016: Oct 62017: Oct 92018: Sep 282019: Oct 32020: Sep 92021: Oct 202022: Oct 52024: Oct 132025: Oct 5

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

"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.