Last Frost Day

Frost history / Vernon, AL

Vernon, AL: frost dates by year

Last spring and first fall frost at NOAA station USC00018517, 1958 to 2025, measured from daily minimum temperatures.

Elevation 298 ft, 33.739, -88.127. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 8Oct 26
EarliestMar 4 (2012)Oct 2 (1984)
LatestMay 4 (1976)Nov 27 (2009)
Trend3.6 days earlier per decade2.6 days later per decade
Years with data5357

At 28°F (hard freeze) the median last spring date is Mar 24 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)

Feb 14Mar 1Mar 16Mar 31Apr 15Apr 30May 1519601970198019902000201020201958: Apr 81959: Apr 151960: Apr 111961: Apr 181963: Mar 241964: Apr 101965: Apr 291966: Apr 111967: Mar 231968: Apr 61969: Mar 281970: Apr 61971: May 41972: Apr 91973: Apr 121974: Apr 101975: Apr 131976: May 41977: Apr 61978: Apr 211979: Apr 61980: Apr 151981: Mar 261984: Apr 181985: Apr 101987: Apr 81988: Apr 211989: Apr 131990: Apr 131991: Apr 11992: Apr 41993: Apr 231994: Apr 91995: Apr 11996: Apr 162001: Apr 182009: Apr 82010: Mar 82011: Mar 112012: Mar 42013: Mar 282014: Apr 162015: Mar 282016: Mar 222017: Mar 162018: Apr 92019: Apr 12020: Mar 72021: Apr 32022: Mar 142023: Mar 212024: Mar 202025: Mar 22

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201958: Oct 271959: Oct 191960: Oct 211961: Oct 201962: Oct 241963: Oct 301964: Oct 71965: Oct 251966: Oct 201967: Oct 111968: Oct 261969: Nov 41970: Oct 301971: Nov 41972: Oct 201973: Oct 301974: Oct 31975: Nov 141976: Oct 171977: Oct 131978: Oct 81979: Oct 141980: Oct 61981: Oct 201984: Oct 21985: Nov 51986: Nov 131987: Oct 31988: Oct 131989: Oct 201990: Oct 261991: Oct 71992: Nov 71993: Oct 111994: Oct 271995: Oct 211998: Oct 232000: Oct 92001: Oct 282008: Oct 292009: Nov 272010: Oct 302011: Oct 212012: Oct 302013: Oct 262014: Nov 22015: Nov 142016: Nov 112017: Oct 292018: Nov 102019: Nov 12020: Nov 32021: Nov 142022: Oct 192023: Nov 12024: Nov 222025: Nov 4

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
2025Mar 22Nov 4Mar 22Nov 11
2024Mar 20Nov 22Mar 20Nov 30
2023Mar 21Nov 1Mar 20Nov 2
2022Mar 14Oct 19Mar 13Oct 19
2021Apr 3Nov 14Apr 2Nov 19
2020Mar 7Nov 3Feb 22Dec 1
2019Apr 1Nov 1Mar 7Nov 9
2018Apr 9Nov 10Mar 15Nov 16
2017Mar 16Oct 29Mar 16Nov 20
2016Mar 22Nov 11Feb 26Nov 20
2015Mar 28Nov 14Mar 8Nov 23
2014Apr 16Nov 2Mar 26Nov 2
2013Mar 28Oct 26Mar 27Nov 13
2012Mar 4Oct 30Feb 25Nov 25
2011Mar 11Oct 21Feb 13Nov 12
2010Mar 8Oct 30Mar 6Nov 27
2009Apr 8Nov 27Mar 3Nov 28
2008no dataOct 29no dataOct 30
2001Apr 18Oct 28Mar 10Oct 28
2000no dataOct 9no dataOct 9
1998no dataOct 23no dataNov 6
1996Apr 16no dataApr 11no data
1995Apr 1Oct 21Mar 10Nov 4
1994Apr 9Oct 27Apr 1Nov 24
1993Apr 23Oct 11Apr 22Oct 28
1992Apr 4Nov 7Apr 3Nov 7
1991Apr 1Oct 7Mar 31Oct 17
1990Apr 13Oct 26Apr 9Oct 29
1989Apr 13Oct 20Apr 11Oct 20
1988Apr 21Oct 13Mar 27Nov 29
1987Apr 8Oct 3Apr 6Oct 7
1986no dataNov 13no dataNov 14
1985Apr 10Nov 5Apr 10Nov 6
1984Apr 18Oct 2Mar 12Nov 13
1981Mar 26Oct 20Mar 24Oct 20
1980Apr 15Oct 6Mar 15Oct 31
1979Apr 6Oct 14Mar 26Nov 4
1978Apr 21Oct 8Mar 28Oct 29
1977Apr 6Oct 13Mar 23Oct 17
1976May 4Oct 17Mar 18Oct 21
1975Apr 13Nov 14Apr 4Nov 15
1974Apr 10Oct 3Mar 22Nov 13
1973Apr 12Oct 30Apr 11Nov 10
1972Apr 9Oct 20Apr 2Nov 18
1971May 4Nov 4Apr 8Nov 8
1970Apr 6Oct 30Apr 3Nov 6
1969Mar 28Nov 4Mar 28Nov 4
1968Apr 6Oct 26Mar 25Oct 26
1967Mar 23Oct 11Mar 18Nov 5
1966Apr 11Oct 20Apr 6Nov 3
1965Apr 29Oct 25Mar 22Oct 25
1964Apr 10Oct 7Apr 1Oct 20
1963Mar 24Oct 30Mar 22Oct 30
1962no dataOct 24no dataOct 24
1961Apr 18Oct 20Mar 10Oct 20
1960Apr 11Oct 21Mar 22Nov 4
1959Apr 15Oct 19Apr 14Nov 7
1958Apr 8Oct 27Apr 8Oct 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.