Last Frost Day

Frost history / Mc Cook, NE

Mc Cook, NE: frost dates by year

Last spring and first fall frost at NOAA station USC00255310, 1951 to 2025, measured from daily minimum temperatures.

Elevation 2,602 ft, 40.229, -100.610. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 29Oct 9
EarliestMar 10 (2012)Sep 13 (2014)
LatestMay 22 (1963)Nov 1 (1963)
Trendlittle change (less than half a day per decade)little change (less than half a day per decade)
Years with data6362

At 28°F (hard freeze) the median last spring date is Apr 18 and the median first fall date is Oct 19.

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 1Mar 16Mar 31Apr 15Apr 30May 15May 3019601970198019902000201020201951: May 71952: Apr 141953: May 141955: Apr 141956: Apr 291957: Apr 141958: Apr 251959: Apr 221960: May 11961: Apr 181962: Apr 131963: May 221964: May 131965: Apr 281966: May 131967: May 41970: May 11974: Apr 171975: Apr 201976: May 71977: Apr 51978: May 41980: May 81981: May 111982: Apr 301983: May 191984: May 11985: Apr 101986: Apr 211987: Apr 231988: Apr 281989: May 71990: Apr 121991: May 11993: Apr 211994: May 11995: Apr 281996: Apr 231997: May 41998: Apr 231999: Apr 182000: Apr 212001: Apr 232002: May 32003: Apr 112005: May 42006: Apr 262007: Apr 152009: Apr 292010: May 142011: May 42012: Mar 102013: May 62014: May 142015: May 132016: May 22017: May 12018: Apr 242019: May 102022: May 32023: May 22024: Apr 212025: Apr 19

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Sep 281952: Oct 71953: Oct 261955: Oct 81956: Oct 211957: Oct 241958: Oct 11959: Oct 11960: Sep 301961: Sep 151962: Oct 181963: Nov 11964: Sep 271965: Sep 241966: Oct 11969: Oct 121970: Oct 81972: Oct 181973: Oct 271974: Oct 151975: Oct 11976: Sep 281977: Oct 111979: Oct 231980: Oct 111981: Sep 171982: Oct 111983: Sep 201984: Sep 261985: Sep 261986: Oct 111987: Oct 61988: Oct 81989: Sep 231990: Oct 81991: Oct 61992: Oct 151993: Oct 91994: Oct 251995: Sep 211996: Oct 181997: Oct 252000: Sep 262004: Oct 132006: Oct 112007: Oct 212008: Oct 162009: Oct 32010: Oct 172011: Oct 192012: Oct 52013: Oct 52014: Sep 132015: Oct 162016: Oct 72017: Oct 112018: Oct 52020: Oct 192022: Oct 172023: Oct 62024: Oct 142025: Oct 19

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

"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.