Last Frost Day

Frost history / Ewing, NE

Ewing, NE: frost dates by year

Last spring and first fall frost at NOAA station USC00252805, 1951 to 2019, measured from daily minimum temperatures.

Elevation 1,854 ft, 42.261, -98.342. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 8Sep 27
EarliestApr 12 (1987)Aug 23 (2015)
LatestJun 1 (1956)Oct 28 (1963)
Trend1.0 days earlier per decade0.7 days later per decade
Years with data6364

At 28°F (hard freeze) the median last spring date is Apr 29 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 141960197019801990200020101951: May 71952: May 121953: May 141954: May 91955: May 101956: Jun 11957: May 51958: Apr 291959: May 151960: May 111961: May 261962: Apr 171963: May 221964: May 131965: May 281966: May 131967: May 41968: May 211969: Apr 281970: May 21971: May 121973: May 171974: May 31975: Apr 201976: May 71977: Apr 251978: May 31979: May 111980: May 81981: May 191982: Apr 221983: May 151984: May 91985: Apr 141986: Apr 221987: Apr 121988: Apr 281989: May 61990: May 101991: May 61992: May 271993: May 31994: Apr 301995: May 21996: Apr 301997: May 131998: Apr 171999: Apr 182000: Apr 212002: May 252003: Apr 222005: May 152006: May 122007: Apr 152008: May 112009: May 162011: May 162013: May 122014: May 172015: May 12016: May 142018: Apr 302019: May 6

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111960197019801990200020101951: Sep 221952: Oct 21953: Sep 211954: Sep 221955: Sep 111956: Sep 61957: Oct 171958: Sep 271959: Sep 101960: Sep 301961: Sep 151962: Sep 201963: Oct 281964: Sep 271965: Sep 241966: Oct 11967: Sep 281968: Oct 31969: Oct 81970: Sep 261971: Sep 191972: Oct 71973: Sep 171974: Sep 31975: Sep 121976: Sep 281977: Oct 91978: Oct 41979: Oct 41980: Sep 261981: Sep 171982: Sep 211983: Sep 211984: Sep 251985: Sep 241986: Oct 111987: Oct 31988: Oct 41989: Sep 131990: Sep 231991: Sep 191992: Sep 281993: Sep 271994: Oct 91995: Sep 221996: Sep 281997: Oct 141998: Oct 71999: Sep 212000: Sep 202001: Sep 242002: Sep 272004: Oct 22005: Sep 292006: Oct 122007: Oct 222008: Oct 142009: Sep 292011: Sep 152013: Oct 122014: Sep 212015: Aug 232016: Oct 52018: Sep 24

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
2019May 6no dataApr 14no data
2018Apr 30Sep 24Apr 19Sep 28
2016May 14Oct 5May 14Oct 10
2015May 1Aug 23Apr 29Aug 23
2014May 17Sep 21May 16Oct 4
2013May 12Oct 12May 3Oct 18
2011May 16Sep 15May 4Oct 20
2009May 16Sep 29Apr 11Sep 29
2008May 11Oct 14Apr 28Oct 14
2007Apr 15Oct 22Apr 15Oct 28
2006May 12Oct 12Apr 26Oct 12
2005May 15Sep 29May 3Oct 7
2004no dataOct 2no dataOct 2
2003Apr 22no dataApr 9no data
2002May 25Sep 27May 18Oct 13
2001no dataSep 24no dataOct 6
2000Apr 21Sep 20Apr 21Sep 25
1999Apr 18Sep 21Apr 18Oct 2
1998Apr 17Oct 7Apr 17Nov 10
1997May 13Oct 14May 13Oct 14
1996Apr 30Sep 28Apr 30Oct 10
1995May 2Sep 22Apr 27Sep 22
1994Apr 30Oct 9Apr 29Oct 24
1993May 3Sep 27Apr 16Oct 9
1992May 27Sep 28Apr 27Oct 9
1991May 6Sep 19Mar 30Sep 19
1990May 10Sep 23May 1Sep 23
1989May 6Sep 13May 6Sep 23
1988Apr 28Oct 4Apr 27Oct 4
1987Apr 12Oct 3Apr 5Oct 7
1986Apr 22Oct 11Apr 22Oct 12
1985Apr 14Sep 24Apr 14Oct 1
1984May 9Sep 25May 1Sep 26
1983May 15Sep 21May 15Sep 23
1982Apr 22Sep 21Apr 22Oct 21
1981May 19Sep 17May 10Oct 19
1980May 8Sep 26May 8Oct 3
1979May 11Oct 4May 11Oct 13
1978May 3Oct 4Apr 21Oct 6
1977Apr 25Oct 9Apr 5Oct 12
1976May 7Sep 28May 7Sep 28
1975Apr 20Sep 12Apr 20Oct 1
1974May 3Sep 3Apr 16Sep 30
1973May 17Sep 17Apr 27Sep 17
1972no dataOct 7no dataOct 18
1971May 12Sep 19Apr 9Sep 19
1970May 2Sep 26Apr 4Oct 10
1969Apr 28Oct 8Mar 31Oct 14
1968May 21Oct 3May 21Oct 4
1967May 4Sep 28May 3Sep 28
1966May 13Oct 1May 13Oct 5
1965May 28Sep 24Apr 28Sep 24
1964May 13Sep 27May 13Sep 27
1963May 22Oct 28May 22Oct 29
1962Apr 17Sep 20Apr 17Oct 23
1961May 26Sep 15May 2Sep 28
1960May 11Sep 30Apr 30Sep 30
1959May 15Sep 10May 15Oct 3
1958Apr 29Sep 27Apr 29Oct 1
1957May 5Oct 17Apr 14Oct 17
1956Jun 1Sep 6Apr 30Sep 6
1955May 10Sep 11Apr 14Oct 17
1954May 9Sep 22May 5Oct 16
1953May 14Sep 21May 14Oct 4
1952May 12Oct 2May 12Oct 2
1951May 7Sep 22May 7Sep 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.