Last Frost Day

Frost history / Mc Leod 3 E, ND

Mc Leod 3 E, ND: frost dates by year

Last spring and first fall frost at NOAA station USC00325754, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,075 ft, 46.391, -97.239. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 12Sep 25
EarliestApr 17 (1998)Sep 3 (1974)
LatestJun 20 (1969)Oct 27 (1963)
Trend2.0 days earlier per decade2.7 days later per decade
Years with data7270

At 28°F (hard freeze) the median last spring date is May 4 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)

Mar 31Apr 15Apr 30May 15May 30Jun 14Jun 2919601970198019902000201020201951: May 111952: May 121953: May 141954: May 191956: May 191957: May 101958: May 61959: May 221960: May 111961: May 261962: May 61963: May 221964: May 311965: May 281966: May 201967: May 201968: May 201969: Jun 201970: May 261971: May 121972: May 91973: May 171974: May 241975: May 151976: May 71977: May 21978: May 21979: May 151980: May 151981: May 131982: May 81983: Jun 61984: May 231985: Jun 21986: May 51987: Apr 221988: May 161989: May 71990: May 181991: May 51992: May 51993: May 21994: May 71995: Apr 291996: May 111997: May 201998: Apr 171999: Apr 192000: May 142001: Apr 242002: May 242004: May 142005: May 142006: Apr 252008: May 142009: May 102010: May 82011: May 32012: Apr 262013: May 122014: May 162015: May 192016: May 152017: Apr 292018: May 102019: May 102020: May 122021: May 282022: Apr 282023: May 22024: Apr 242025: Apr 30

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Sep 221952: Sep 191953: Sep 211954: Sep 221956: Sep 61957: Sep 231958: Sep 301959: Sep 101960: Sep 301961: Sep 41962: Sep 201963: Oct 271964: Sep 111965: Sep 101966: Sep 251967: Sep 271968: Oct 31969: Sep 271970: Sep 131972: Sep 291973: Sep 171974: Sep 31975: Sep 131976: Sep 211977: Oct 21978: Oct 71979: Sep 191980: Sep 231981: Sep 171982: Sep 201983: Sep 61984: Sep 251985: Sep 241986: Oct 41987: Oct 21988: Oct 41989: Sep 231990: Sep 231991: Sep 191992: Sep 221993: Sep 151994: Sep 261995: Sep 201996: Oct 21997: Oct 131998: Oct 11999: Oct 12001: Sep 242002: Sep 242003: Sep 252004: Oct 22005: Oct 62007: Oct 222009: Oct 82010: Oct 22011: Sep 152012: Sep 222013: Oct 132014: Oct 42015: Oct 162016: Oct 62017: Oct 102018: Sep 292019: Oct 112020: Sep 92021: Oct 162022: Oct 72023: Oct 72024: Oct 152025: Oct 22

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

"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.