Last Frost Day

Frost history / Centerville 6 Se, SD

Centerville 6 Se, SD: frost dates by year

Last spring and first fall frost at NOAA station USC00391579, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,276 ft, 43.043, -96.903. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 2Oct 2
EarliestApr 6 (1977)Aug 28 (1986)
LatestMay 31 (1964)Oct 28 (1963)
Trend1.0 days earlier per decade0.5 days later per decade
Years with data7473

At 28°F (hard freeze) the median last spring date is Apr 22 and the median first fall date is Oct 10.

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 1419601970198019902000201020201951: Apr 231953: May 131954: May 91955: Apr 71956: May 41957: Apr 141958: Apr 291959: May 151960: Apr 301961: May 91962: Apr 171963: May 221964: May 311965: May 281966: May 131967: May 91968: May 201969: May 201970: May 21971: May 121972: Apr 251973: May 171974: May 161975: May 11976: May 171977: Apr 61978: May 21979: May 111980: May 91981: May 191982: May 71983: May 151984: May 11985: Apr 101986: May 21987: Apr 231988: Apr 281989: May 71990: May 11991: Apr 241992: May 61993: Apr 211994: May 11995: Apr 271996: Apr 301997: May 161998: Apr 181999: Apr 192000: Apr 212001: Apr 242002: May 192003: Apr 102004: May 142005: May 42006: Apr 262007: Apr 152008: May 32009: May 22010: Apr 172011: May 32012: Apr 202013: May 122014: May 172015: Apr 292016: Apr 122017: May 22018: Apr 282019: May 102020: May 92021: May 112022: May 222023: May 32024: Apr 242025: Apr 21

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201952: Oct 41953: Oct 41954: Oct 161955: Sep 111956: Oct 91957: Oct 181958: Oct 11959: Oct 81960: Oct 191961: Sep 281962: Oct 231963: Oct 281964: Sep 271965: Sep 241966: Oct 11967: Sep 271968: Oct 31969: Oct 81970: Sep 261971: Sep 171972: Oct 11973: Sep 181974: Sep 31975: Sep 121976: Sep 231977: Oct 61978: Oct 71979: Oct 41980: Sep 261981: Sep 161982: Sep 211983: Sep 211985: Sep 241986: Aug 281987: Oct 31988: Oct 41989: Sep 231990: Sep 231991: Sep 191992: Sep 281993: Sep 151994: Oct 91995: Sep 221996: Oct 31997: Oct 141998: Oct 11999: Sep 212000: Sep 212001: Sep 242002: Sep 272003: Sep 192004: Oct 22005: Oct 72006: Sep 202007: Oct 112008: Oct 142009: Sep 292010: Oct 152011: Sep 152012: Sep 182013: Oct 132014: Oct 32015: Oct 142016: Oct 72017: Oct 102018: Oct 42019: Oct 112020: Oct 22021: Oct 162022: Oct 72023: Oct 72024: Oct 72025: 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 21Oct 22Apr 21Oct 22
2024Apr 24Oct 7Apr 21Oct 14
2023May 3Oct 7Apr 24Oct 10
2022May 22Oct 7Apr 26Oct 8
2021May 11Oct 16May 11Oct 16
2020May 9Oct 2Apr 21Oct 2
2019May 10Oct 11Apr 19Oct 14
2018Apr 28Oct 4Apr 20Oct 12
2017May 2Oct 10Apr 11Oct 11
2016Apr 12Oct 7Apr 12Oct 13
2015Apr 29Oct 14Apr 22Oct 16
2014May 17Oct 3May 16Oct 10
2013May 12Oct 13May 12Oct 13
2012Apr 20Sep 18Apr 11Sep 23
2011May 3Sep 15May 3Oct 19
2010Apr 17Oct 15Apr 17Oct 28
2009May 2Sep 29Apr 14Oct 9
2008May 3Oct 14Apr 28Oct 16
2007Apr 15Oct 11Apr 13Oct 27
2006Apr 26Sep 20Apr 8Oct 12
2005May 4Oct 7May 3Oct 22
2004May 14Oct 2May 3Oct 2
2003Apr 10Sep 19Apr 10Oct 1
2002May 19Sep 27May 2Oct 13
2001Apr 24Sep 24Apr 18Oct 6
2000Apr 21Sep 21Apr 15Sep 25
1999Apr 19Sep 21Apr 19Sep 29
1998Apr 18Oct 1Apr 17Oct 1
1997May 16Oct 14May 13Oct 20
1996Apr 30Oct 3Apr 30Oct 10
1995Apr 27Sep 22Apr 13Sep 22
1994May 1Oct 9Apr 29Oct 25
1993Apr 21Sep 15Apr 5Sep 27
1992May 6Sep 28Apr 27Oct 17
1991Apr 24Sep 19Apr 23Sep 19
1990May 1Sep 23Apr 29Oct 10
1989May 7Sep 23Apr 18Sep 23
1988Apr 28Oct 4Apr 19Oct 4
1987Apr 23Oct 3Apr 6Oct 3
1986May 2Aug 28Apr 22Sep 7
1985Apr 10Sep 24Apr 9Sep 26
1984May 1no dataMar 24no data
1983May 15Sep 21Apr 24Sep 21
1982May 7Sep 21Apr 22Oct 16
1981May 19Sep 16May 10Sep 17
1980May 9Sep 26May 8Oct 3
1979May 11Oct 4May 3Oct 9
1978May 2Oct 7May 2Oct 7
1977Apr 6Oct 6Apr 6Oct 6
1976May 17Sep 23May 8Sep 28
1975May 1Sep 12Apr 20Oct 25
1974May 16Sep 3May 15Sep 21
1973May 17Sep 18May 14Oct 16
1972Apr 25Oct 1Apr 24Oct 15
1971May 12Sep 17May 2Oct 31
1970May 2Sep 26May 2Oct 10
1969May 20Oct 8Apr 2Oct 14
1968May 20Oct 3May 5Oct 4
1967May 9Sep 27May 4Oct 10
1966May 13Oct 1May 9Oct 5
1965May 28Sep 24Apr 28Sep 24
1964May 31Sep 27Apr 9Oct 5
1963May 22Oct 28May 22Oct 29
1962Apr 17Oct 23Apr 15Oct 25
1961May 9Sep 28May 2Oct 1
1960Apr 30Oct 19Apr 30Oct 19
1959May 15Oct 8Apr 13Oct 9
1958Apr 29Oct 1Apr 29Oct 26
1957Apr 14Oct 18Apr 14Oct 25
1956May 4Oct 9Apr 30Oct 9
1955Apr 7Sep 11Apr 7Oct 24
1954May 9Oct 16May 5Oct 31
1953May 13Oct 4Apr 20Oct 26
1952no dataOct 4no dataOct 5
1951Apr 23no dataApr 22no 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.