Last Frost Day

Frost history / Sylacauga 4 Ne, AL

Sylacauga 4 Ne, AL: frost dates by year

Last spring and first fall frost at NOAA station USC00017999, 1955 to 2025, measured from daily minimum temperatures.

Elevation 490 ft, 33.205, -86.211. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 8Oct 29
EarliestMar 6 (2012)Sep 30 (1967)
LatestApr 24 (1986)Nov 24 (1972)
Trend1.8 days earlier per decadelittle change (less than half a day per decade)
Years with data6160

At 28°F (hard freeze) the median last spring date is Mar 22 and the median first fall date is Nov 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 1Mar 16Mar 31Apr 15Apr 3019601970198019902000201020201955: Apr 81956: Apr 211957: Apr 151958: Apr 81959: Apr 141960: Apr 111961: Apr 181962: Apr 161963: Apr 151966: Apr 101967: Mar 231968: Mar 261969: Mar 281970: Apr 31971: Apr 31972: Apr 21973: Apr 121974: Apr 61975: Apr 131976: Apr 101982: Apr 111983: Apr 211984: Mar 311985: Apr 101986: Apr 241987: Apr 71988: Apr 201989: Apr 131990: Apr 141991: Apr 11992: Apr 61993: Apr 31994: Apr 91995: Apr 31996: Apr 121997: Apr 181998: Apr 11999: Apr 182000: Apr 102001: Apr 202002: Apr 72003: Apr 22007: Apr 162008: Apr 172009: Apr 92010: Mar 82011: Mar 122012: Mar 62013: Mar 302014: Apr 172015: Mar 302016: Mar 232017: Apr 82018: Apr 72019: Apr 22020: Apr 162021: Apr 232022: Mar 152023: Mar 222024: Mar 212025: Mar 22

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201955: Oct 141956: Nov 101957: Oct 271958: Oct 281959: Nov 71960: Nov 41961: Oct 271962: Oct 241963: Oct 301965: Oct 251967: Sep 301969: Nov 41970: Nov 41971: Nov 41972: Nov 241973: Oct 301974: Oct 31975: Nov 151982: Oct 241983: Nov 61984: Oct 21985: Nov 61986: Nov 141988: Oct 131989: Oct 201990: Oct 271991: Oct 71992: Oct 191993: Oct 281994: Oct 271995: Nov 41996: Oct 191997: Nov 151998: Nov 61999: Oct 242000: Oct 82001: Oct 172002: Nov 172003: Nov 142004: Nov 162006: Oct 242007: Nov 42008: Oct 282009: Nov 62010: Nov 62011: Oct 212012: Oct 312013: Oct 262014: Nov 22015: Oct 182016: Oct 232017: Oct 302018: Oct 222019: Nov 12020: Nov 32021: Nov 72022: Oct 192023: Nov 22024: Oct 172025: Nov 3

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 3Mar 22Nov 11
2024Mar 21Oct 17Mar 20Nov 30
2023Mar 22Nov 2Mar 22Nov 2
2022Mar 15Oct 19Mar 15Oct 20
2021Apr 23Nov 7Apr 4Nov 14
2020Apr 16Nov 3Feb 28Dec 1
2019Apr 2Nov 1Mar 20Nov 13
2018Apr 7Oct 22Mar 22Nov 16
2017Apr 8Oct 30Mar 17Nov 20
2016Mar 23Oct 23Mar 22Nov 11
2015Mar 30Oct 18Mar 9Nov 13
2014Apr 17Nov 2Mar 27Nov 2
2013Mar 30Oct 26Mar 28Nov 13
2012Mar 6Oct 31Feb 14Nov 25
2011Mar 12Oct 21Feb 15Nov 11
2010Mar 8Nov 6Mar 8Nov 6
2009Apr 9Nov 6Apr 9Nov 27
2008Apr 17Oct 28Mar 26Oct 29
2007Apr 16Nov 4Apr 9Nov 7
2006no dataOct 24no dataNov 3
2004no dataNov 16no dataDec 2
2003Apr 2Nov 14Mar 31Nov 25
2002Apr 7Nov 17Mar 22Nov 23
2001Apr 20Oct 17Mar 28Oct 28
2000Apr 10Oct 8Apr 9Oct 8
1999Apr 18Oct 24Mar 5Nov 3
1998Apr 1Nov 6Mar 14Nov 6
1997Apr 18Nov 15Mar 17Nov 15
1996Apr 12Oct 19Apr 10Nov 3
1995Apr 3Nov 4Apr 2Nov 15
1994Apr 9Oct 27Mar 12Nov 24
1993Apr 3Oct 28Mar 16Nov 1
1992Apr 6Oct 19Apr 3Oct 20
1991Apr 1Oct 7Mar 12Oct 7
1990Apr 14Oct 27Apr 9Oct 27
1989Apr 13Oct 20Feb 25Oct 21
1988Apr 20Oct 13Mar 17Nov 29
1987Apr 7no dataApr 1no data
1986Apr 24Nov 14Mar 23Nov 14
1985Apr 10Nov 6Apr 10Dec 3
1984Mar 31Oct 2Mar 11Nov 13
1983Apr 21Nov 6Mar 26Nov 12
1982Apr 11Oct 24Apr 7Nov 5
1976Apr 10no dataFeb 24no data
1975Apr 13Nov 15Mar 9Nov 15
1974Apr 6Oct 3Feb 28Nov 13
1973Apr 12Oct 30Apr 11Dec 6
1972Apr 2Nov 24Mar 6Nov 24
1971Apr 3Nov 4Mar 21Nov 8
1970Apr 3Nov 4Mar 17Nov 24
1969Mar 28Nov 4Mar 28Nov 5
1968Mar 26no dataMar 25no data
1967Mar 23Sep 30Mar 19Nov 5
1966Apr 10no dataMar 29no data
1965no dataOct 25no dataOct 25
1963Apr 15Oct 30Mar 23Oct 30
1962Apr 16Oct 24Mar 18Oct 26
1961Apr 18Oct 27Feb 26Oct 27
1960Apr 11Nov 4Apr 11Nov 8
1959Apr 14Nov 7Mar 18Nov 7
1958Apr 8Oct 28Mar 15Nov 29
1957Apr 15Oct 27Mar 10Oct 27
1956Apr 21Nov 10Mar 25Nov 10
1955Apr 8Oct 14Mar 31Oct 25

"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.