Last Frost Day

Frost history / Cherokee 4W, OK

Cherokee 4W, OK: frost dates by year

Last spring and first fall frost at NOAA station USC00341724, 1951 to 2007, measured from daily minimum temperatures.

Elevation 1,239 ft, 36.767, -98.424. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 11Oct 26
EarliestMar 21 (1963)Sep 30 (1984)
LatestMay 2 (2005)Nov 20 (1998)
Trend0.6 days later per decade0.7 days later per decade
Years with data4849

At 28°F (hard freeze) the median last spring date is Mar 28 and the median first fall date is Nov 5.

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 15196019701980199020001952: Apr 151953: Apr 201955: Apr 81956: Apr 111960: Mar 251961: Apr 101962: Apr 71963: Mar 211964: Apr 91965: Apr 281966: Apr 211967: Apr 271968: Apr 241969: Mar 301970: Apr 141971: Apr 141972: Apr 41973: Apr 101974: Apr 51975: Apr 121976: Apr 51978: Apr 111980: Apr 151981: Apr 61982: Apr 211983: Apr 151984: Apr 51985: Apr 11987: Apr 41988: Apr 111989: Apr 111990: Apr 121991: Mar 301992: Apr 31993: Apr 161994: Apr 281995: Apr 121996: Apr 231997: Apr 141998: Apr 41999: Apr 182000: Apr 102001: Apr 192003: Apr 102004: Apr 142005: May 22006: Mar 292007: Apr 14

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26196019701980199020001951: Nov 11952: Oct 71953: Nov 91954: Oct 271955: Oct 241960: Oct 201961: Oct 261962: Oct 311963: Nov 11964: Oct 201965: Nov 171966: Oct 161967: Oct 251968: Nov 81969: Oct 141970: Oct 161971: Nov 31972: Oct 191973: Oct 291974: Nov 141975: Oct 251976: Oct 171977: Oct 121978: Oct 141980: Oct 241981: Oct 231982: Oct 201983: Nov 101984: Sep 301985: Nov 21987: Nov 101988: Nov 161989: Oct 191990: Nov 41991: Oct 291992: Nov 41993: Oct 211994: Nov 101995: Oct 241997: Oct 261998: Nov 201999: Oct 252000: Oct 82001: Oct 152002: Nov 42003: Oct 262004: Nov 42005: Oct 242007: Nov 6

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

"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.