Last Frost Day

Frost history / Ogallala, NE

Ogallala, NE: frost dates by year

Last spring and first fall frost at NOAA station USC00256200, 1951 to 2025, measured from daily minimum temperatures.

Elevation 3,230 ft, 41.127, -101.721. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 4Oct 6
EarliestMar 22 (2012)Sep 3 (1974)
LatestJun 2 (1969)Oct 27 (1963)
Trend0.9 days earlier per decade1.9 days later per decade
Years with data6969

At 28°F (hard freeze) the median last spring date is Apr 26 and the median first fall date is Oct 12.

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 16Mar 31Apr 15Apr 30May 15May 30Jun 1419601970198019902000201020201951: Apr 231952: May 111953: May 141954: May 31955: Apr 141956: Apr 301957: Apr 281958: Apr 301959: Apr 221960: May 11961: Apr 291962: May 21963: May 221964: May 61965: May 101966: May 241967: May 151968: May 91969: Jun 21970: May 21971: May 121972: May 71973: May 151974: May 121975: May 31976: May 171980: Apr 151981: May 191982: May 71983: May 181984: Apr 281985: Apr 271988: May 41989: May 61990: May 101991: May 61992: May 271993: May 31994: May 11995: Apr 281996: Apr 301997: May 141999: May 122000: Apr 222001: Apr 242002: May 102003: Apr 222004: May 32005: May 42006: Apr 272007: Apr 262008: May 112009: Apr 122010: May 132011: May 42012: Mar 222013: May 62014: May 142015: May 122016: May 32017: May 52018: Apr 252019: May 122020: Apr 222021: May 122022: May 42023: May 22024: Apr 222025: Apr 20

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Sep 221952: Oct 61953: Oct 41954: Oct 151955: Oct 71956: Oct 201957: Sep 221959: Sep 301960: Oct 161961: Sep 251962: Sep 101963: Oct 271964: Sep 271965: Sep 241966: Oct 11967: Sep 271968: Oct 61969: Oct 61970: Sep 231971: Sep 191972: Sep 261973: Oct 41974: Sep 31975: Sep 221976: Sep 91978: Sep 201979: Oct 41980: Oct 31981: Oct 11982: Oct 71984: Sep 231987: Oct 71988: Oct 81989: Sep 131990: Sep 231991: Oct 61992: Oct 91993: Sep 141994: Oct 241995: Sep 221996: Oct 181997: Oct 241998: Oct 181999: Sep 292000: Sep 242001: Oct 62002: Oct 142003: Oct 12004: Oct 142005: Oct 62006: Sep 282007: Oct 162008: Oct 142010: Oct 132011: Oct 132012: Oct 62013: Oct 162014: Oct 42015: Oct 162016: Oct 72017: Oct 102018: Oct 52019: Oct 72020: Oct 122021: Oct 162022: Oct 82023: Oct 72024: Oct 252025: 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 20Oct 19Apr 20Oct 19
2024Apr 22Oct 25Apr 22Oct 31
2023May 2Oct 7Apr 23Oct 7
2022May 4Oct 8Apr 25Oct 17
2021May 12Oct 16Apr 23Oct 21
2020Apr 22Oct 12Apr 18Oct 23
2019May 12Oct 7May 2Oct 11
2018Apr 25Oct 5Apr 19Oct 11
2017May 5Oct 10Mar 26Oct 10
2016May 3Oct 7Mar 29Nov 8
2015May 12Oct 16Apr 22Oct 29
2014May 14Oct 4Apr 16Oct 28
2013May 6Oct 16May 6Oct 16
2012Mar 22Oct 6Mar 22Oct 7
2011May 4Oct 13May 2Oct 20
2010May 13Oct 13Apr 27Oct 28
2009Apr 12no dataApr 12no data
2008May 11Oct 14May 11Oct 14
2007Apr 26Oct 16Apr 13Oct 22
2006Apr 27Sep 28Apr 27Oct 13
2005May 4Oct 6May 3Oct 6
2004May 3Oct 14Apr 14Oct 31
2003Apr 22Oct 1Apr 10Oct 26
2002May 10Oct 14May 10Oct 15
2001Apr 24Oct 6Apr 23Oct 16
2000Apr 22Sep 24Apr 17Oct 6
1999May 12Sep 29Apr 18Oct 17
1998no dataOct 18no dataOct 21
1997May 14Oct 24May 4Oct 24
1996Apr 30Oct 18Apr 23Oct 18
1995Apr 28Sep 22Apr 27Oct 14
1994May 1Oct 24Apr 28Oct 26
1993May 3Sep 14Apr 17Oct 9
1992May 27Oct 9Apr 26Oct 16
1991May 6Oct 6May 2Oct 6
1990May 10Sep 23May 1Oct 9
1989May 6Sep 13May 6Oct 19
1988May 4Oct 8Apr 23Oct 28
1987no dataOct 7no dataOct 12
1985Apr 27no dataApr 27no data
1984Apr 28Sep 23Apr 28Sep 28
1983May 18no dataApr 18no data
1982May 7Oct 7Apr 30Oct 11
1981May 19Oct 1May 10Oct 19
1980Apr 15Oct 3Apr 14Oct 11
1979no dataOct 4no dataOct 4
1978no dataSep 20no dataSep 20
1976May 17Sep 9May 3Sep 28
1975May 3Sep 22May 1Sep 23
1974May 12Sep 3Apr 17Sep 3
1973May 15Oct 4Apr 22Oct 27
1972May 7Sep 26May 7Sep 26
1971May 12Sep 19Apr 28Oct 9
1970May 2Sep 23May 2Sep 26
1969Jun 2Oct 6Apr 27Oct 12
1968May 9Oct 6Apr 28Oct 6
1967May 15Sep 27May 4Sep 27
1966May 24Oct 1May 24Oct 1
1965May 10Sep 24Apr 28Sep 24
1964May 6Sep 27Apr 14Sep 27
1963May 22Oct 27Apr 25Oct 28
1962May 2Sep 10May 1Sep 10
1961Apr 29Sep 25Apr 17Sep 25
1960May 1Oct 16Apr 30Oct 19
1959Apr 22Sep 30Apr 22Oct 3
1958Apr 30no dataApr 29no data
1957Apr 28Sep 22Apr 13Oct 25
1956Apr 30Oct 20Apr 29Oct 26
1955Apr 14Oct 7Apr 7Oct 7
1954May 3Oct 15May 3Oct 15
1953May 14Oct 4May 13Oct 4
1952May 11Oct 6Apr 14Oct 6
1951Apr 23Sep 22Apr 22Sep 28

"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.