Last Frost Day

Frost history / Arthur, NE

Arthur, NE: frost dates by year

Last spring and first fall frost at NOAA station USC00250365, 1951 to 2025, measured from daily minimum temperatures.

Elevation 3,660 ft, 41.570, -101.692. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 12Sep 29
EarliestApr 23 (1987)Sep 5 (1953)
LatestJun 14 (1969)Oct 24 (1957)
Trend0.7 days earlier per decade2.0 days later per decade
Years with data7572

At 28°F (hard freeze) the median last spring date is May 2 and the median first fall date is Oct 9.

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)

Apr 15Apr 30May 15May 30Jun 14Jun 2919601970198019902000201020201951: Jun 31952: May 111953: May 141954: May 291955: May 101956: Apr 301957: Apr 281958: May 11959: May 231960: May 111961: May 261962: May 21963: May 221964: May 311965: May 111966: May 241967: May 151968: May 261969: Jun 141970: May 31971: May 121972: May 71973: May 141974: May 141975: May 81976: May 171977: Apr 261978: Jun 21979: May 131980: May 81981: May 191982: May 71983: May 191984: May 81985: Apr 271986: May 171987: Apr 231988: May 41989: May 61990: May 101991: May 61992: May 261993: May 21994: May 11995: May 181996: Apr 261997: May 151998: May 21999: May 122000: May 132001: Apr 252002: May 92003: May 202004: May 142005: May 152006: May 122007: Apr 262008: May 142009: May 142010: May 142011: May 262012: May 132013: May 62014: May 152015: May 212016: May 182017: May 242018: Apr 282019: May 232020: May 102021: May 122022: May 222023: May 22024: May 42025: May 3

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201953: Sep 51954: Sep 211955: Oct 171956: Sep 61957: Oct 241958: Sep 211959: Sep 301960: Sep 301961: Sep 141962: Sep 91963: Sep 291964: Sep 201965: Sep 161966: Oct 11967: Sep 271968: Oct 31969: Oct 51970: Sep 101971: Sep 191972: Sep 211973: Oct 41974: Sep 121975: Sep 201976: Sep 91977: Sep 191978: Sep 211979: Oct 41980: Oct 31981: Oct 11982: Sep 201983: Sep 201984: Sep 241985: Sep 231986: Oct 111987: Sep 221988: Oct 81989: Sep 131990: Sep 231991: Sep 181992: Sep 281993: Sep 141994: Oct 91995: Sep 201996: Sep 271997: Oct 91998: Oct 71999: Sep 292000: Sep 242001: Oct 62002: Oct 132004: Oct 142005: Sep 292006: Sep 192007: Oct 162008: Oct 122009: Oct 32010: Oct 132011: Sep 222012: Oct 52013: Oct 52014: Sep 122015: Sep 192016: Oct 72017: Oct 102018: Sep 262019: Oct 72020: Sep 92021: Oct 142022: Oct 172023: Oct 72024: Oct 12025: 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
2025May 3Oct 19Apr 19Oct 19
2024May 4Oct 1Apr 22Oct 25
2023May 2Oct 7May 2Oct 7
2022May 22Oct 17May 22Oct 17
2021May 12Oct 14Apr 24Oct 16
2020May 10Sep 9May 10Oct 19
2019May 23Oct 7May 10Oct 10
2018Apr 28Sep 26Apr 19Oct 11
2017May 24Oct 10Apr 26Oct 10
2016May 18Oct 7May 17Oct 7
2015May 21Sep 19Apr 21Oct 16
2014May 15Sep 12Apr 18Oct 28
2013May 6Oct 5May 6Oct 16
2012May 13Oct 5Apr 9Oct 7
2011May 26Sep 22May 3Oct 19
2010May 14Oct 13May 13Oct 13
2009May 14Oct 3Apr 11Oct 3
2008May 14Oct 12May 11Oct 14
2007Apr 26Oct 16Apr 15Oct 22
2006May 12Sep 19Apr 26Sep 28
2005May 15Sep 29May 3Oct 6
2004May 14Oct 14May 2Oct 14
2003May 20no dataApr 9no data
2002May 9Oct 13May 2Oct 13
2001Apr 25Oct 6Apr 23Oct 16
2000May 13Sep 24Apr 21Sep 25
1999May 12Sep 29Apr 18Sep 29
1998May 2Oct 7May 2Oct 21
1997May 15Oct 9May 9Oct 25
1996Apr 26Sep 27Apr 23Oct 18
1995May 18Sep 20May 18Sep 22
1994May 1Oct 9Apr 30Oct 23
1993May 2Sep 14May 2Sep 14
1992May 26Sep 28Apr 26Oct 14
1991May 6Sep 18May 6Sep 18
1990May 10Sep 23May 10Oct 9
1989May 6Sep 13May 6Sep 23
1988May 4Oct 8Apr 28Oct 8
1987Apr 23Sep 22Apr 22Oct 7
1986May 17Oct 11Apr 16Oct 11
1985Apr 27Sep 23Apr 9Sep 24
1984May 8Sep 24Apr 28Sep 25
1983May 19Sep 20May 3Sep 20
1982May 7Sep 20May 7Oct 11
1981May 19Oct 1May 10Oct 23
1980May 8Oct 3Apr 28Oct 11
1979May 13Oct 4May 11Oct 23
1978Jun 2Sep 21May 9Sep 21
1977Apr 26Sep 19Apr 25Oct 9
1976May 17Sep 9May 17Sep 28
1975May 8Sep 20May 3Sep 20
1974May 14Sep 12May 12Sep 30
1973May 14Oct 4May 13Oct 4
1972May 7Sep 21May 7Sep 26
1971May 12Sep 19Apr 28Sep 19
1970May 3Sep 10May 2Sep 26
1969Jun 14Oct 5Apr 28Oct 12
1968May 26Oct 3May 26Oct 6
1967May 15Sep 27May 4Sep 27
1966May 24Oct 1Apr 30Oct 1
1965May 11Sep 16May 11Sep 17
1964May 31Sep 20Apr 14Sep 27
1963May 22Sep 29May 21Oct 28
1962May 2Sep 9May 2Sep 10
1961May 26Sep 14Apr 29Oct 2
1960May 11Sep 30May 11Sep 30
1959May 23Sep 30Apr 22Sep 30
1958May 1Sep 21May 1Oct 10
1957Apr 28Oct 24Apr 28Oct 24
1956Apr 30Sep 6Apr 29Oct 14
1955May 10Oct 17May 10Oct 17
1954May 29Sep 21May 3Oct 15
1953May 14Sep 5May 14Oct 23
1952May 11no dataMay 11no data
1951Jun 3no dataMay 11no data

"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.