Last Frost Day

Frost history / Tullahoma, TN

Tullahoma, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00409155, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,022 ft, 35.345, -86.209. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 10Oct 25
EarliestMar 19 (2017)Oct 2 (1984)
LatestMay 2 (1963)Nov 24 (2024)
Trend0.5 days earlier per decade1.8 days later per decade
Years with data6871

At 28°F (hard freeze) the median last spring date is Mar 26 and the median first fall date is Nov 6.

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 1Mar 16Mar 31Apr 15Apr 30May 1519601970198019902000201020201951: Apr 171952: Apr 71953: Apr 211954: Apr 21955: Mar 311956: Apr 211957: Apr 151958: Apr 81959: Apr 151960: Apr 111961: Apr 111962: Apr 161963: May 21964: Apr 101966: Apr 101967: Mar 221968: Mar 251969: Mar 311970: Apr 31971: Apr 81972: Apr 91973: Apr 141974: Apr 101975: Apr 131976: Apr 101977: Apr 61978: Apr 221979: Mar 261980: Mar 221981: Mar 251982: Apr 231983: Apr 211989: Apr 131990: Apr 131991: Mar 311993: Apr 221994: Apr 81995: Apr 11996: Apr 111997: Apr 181998: Mar 221999: Apr 182000: Apr 92001: Apr 192002: Apr 72003: Mar 312004: Apr 52005: Apr 252006: Mar 272007: Apr 102008: Apr 162009: Apr 82010: Mar 272011: Mar 252012: Apr 122013: Apr 202014: Apr 162015: Apr 52016: Mar 222017: Mar 192018: Apr 172019: Apr 12020: Apr 162021: Apr 222022: Apr 102023: Mar 292024: Apr 62025: Apr 9

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201951: Oct 91952: Oct 71953: Oct 301954: Oct 211955: Oct 161956: Nov 91957: Oct 201958: Oct 271959: Nov 61960: Oct 211961: Oct 271962: Oct 241963: Oct 301964: Oct 71965: Oct 251966: Oct 201967: Oct 281968: Oct 51969: Oct 181970: Oct 171971: Nov 51972: Oct 201973: Nov 61974: Oct 31975: Nov 141976: Oct 181977: Oct 141978: Oct 151979: Oct 141980: Oct 131981: Oct 201982: Oct 241984: Oct 21985: Nov 81986: Nov 131989: Oct 211990: Oct 271991: Oct 71992: Oct 191993: Oct 281994: Nov 21995: Nov 41996: Oct 201997: Oct 231998: Nov 61999: Oct 242000: Oct 82001: Oct 172002: Nov 22003: Nov 132004: Nov 152005: Oct 262006: Oct 132007: Nov 42008: Oct 282009: Oct 192010: Oct 302011: Oct 302012: Oct 312013: Oct 252014: Nov 22016: Nov 112017: Oct 292018: Oct 222019: Nov 12020: Nov 22021: Nov 52022: Oct 182023: Nov 12024: Nov 242025: Nov 10

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 9Nov 10Mar 21Nov 10
2024Apr 6Nov 24Mar 19Nov 30
2023Mar 29Nov 1Mar 21Nov 2
2022Apr 10Oct 18Mar 13Oct 20
2021Apr 22Nov 5Apr 3Nov 14
2020Apr 16Nov 2Mar 1Nov 18
2019Apr 1Nov 1Mar 19Nov 1
2018Apr 17Oct 22Apr 8Nov 10
2017Mar 19Oct 29Mar 16Oct 30
2016Mar 22Nov 11Feb 27Nov 20
2015Apr 5no dataMar 29no data
2014Apr 16Nov 2Mar 26Nov 2
2013Apr 20Oct 25Mar 28Oct 25
2012Apr 12Oct 31Feb 26Nov 1
2011Mar 25Oct 30Feb 26Nov 11
2010Mar 27Oct 30Mar 7Nov 6
2009Apr 8Oct 19Mar 4Nov 28
2008Apr 16Oct 28Mar 25Oct 29
2007Apr 10Nov 4Apr 8Nov 7
2006Mar 27Oct 13Mar 27Nov 3
2005Apr 25Oct 26Mar 18Nov 17
2004Apr 5Nov 15Mar 23Dec 2
2003Mar 31Nov 13Mar 31Nov 14
2002Apr 7Nov 2Mar 23Nov 17
2001Apr 19Oct 17Mar 28Oct 28
2000Apr 9Oct 8Apr 9Oct 10
1999Apr 18Oct 24Mar 27Oct 24
1998Mar 22Nov 6Mar 13Nov 6
1997Apr 18Oct 23Mar 16Nov 15
1996Apr 11Oct 20Apr 10Nov 3
1995Apr 1Nov 4Mar 10Nov 4
1994Apr 8Nov 2Apr 1Nov 23
1993Apr 22Oct 28Apr 3Oct 28
1992no dataOct 19no dataNov 7
1991Mar 31Oct 7Mar 10Nov 4
1990Apr 13Oct 27Apr 8Nov 30
1989Apr 13Oct 21Apr 12Nov 17
1986no dataNov 13no dataNov 13
1985no dataNov 8no dataNov 8
1984no dataOct 2no dataNov 13
1983Apr 21no dataApr 21no data
1982Apr 23Oct 24Apr 10Oct 26
1981Mar 25Oct 20Mar 24Oct 24
1980Mar 22Oct 13Mar 15Oct 31
1979Mar 26Oct 14Mar 26Nov 15
1978Apr 22Oct 15Mar 18Dec 5
1977Apr 6Oct 14Mar 23Nov 12
1976Apr 10Oct 18Mar 17Oct 28
1975Apr 13Nov 14Apr 4Nov 14
1974Apr 10Oct 3Mar 24Oct 21
1973Apr 14Nov 6Apr 11Nov 10
1972Apr 9Oct 20Apr 9Nov 18
1971Apr 8Nov 5Mar 27Nov 8
1970Apr 3Oct 17Mar 27Nov 17
1969Mar 31Oct 18Mar 31Nov 14
1968Mar 25Oct 5Mar 25Oct 26
1967Mar 22Oct 28Mar 19Nov 5
1966Apr 10Oct 20Mar 29Nov 2
1965no dataOct 25no dataOct 25
1964Apr 10Oct 7Mar 30Nov 21
1963May 2Oct 30Mar 22Nov 2
1962Apr 16Oct 24Apr 16Oct 26
1961Apr 11Oct 27Mar 25Oct 27
1960Apr 11Oct 21Apr 10Nov 4
1959Apr 15Nov 6Apr 14Nov 7
1958Apr 8Oct 27Apr 8Nov 7
1957Apr 15Oct 20Apr 15Oct 27
1956Apr 21Nov 9Mar 25Nov 9
1955Mar 31Oct 16Mar 30Oct 25
1954Apr 2Oct 21Mar 22Oct 30
1953Apr 21Oct 30Apr 19Nov 6
1952Apr 7Oct 7Apr 7Oct 21
1951Apr 17Oct 9Mar 25Nov 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.