Last Frost Day

Frost history / Marion, SC

Marion, SC: frost dates by year

Last spring and first fall frost at NOAA station USC00385509, 1951 to 2025, measured from daily minimum temperatures.

Elevation 75 ft, 34.165, -79.388. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 28Oct 31
EarliestMar 6 (2009)Oct 3 (1974)
LatestMay 2 (1963)Dec 1 (2024)
Trend1.7 days earlier per decade2.6 days later per decade
Years with data4844

At 28°F (hard freeze) the median last spring date is Mar 17 and the median first fall date is Nov 14.

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: Mar 171952: Mar 171953: Apr 221954: Mar 221955: Mar 311957: Apr 151958: Mar 231960: Apr 111961: Apr 81963: May 21964: Mar 311965: Mar 221966: Apr 111967: Mar 231968: Mar 251969: Mar 281970: Mar 171971: Apr 81972: Apr 101973: Mar 231974: Apr 101975: Apr 71976: Apr 131977: Mar 241981: Mar 211982: Mar 291983: Apr 211984: Mar 121985: Apr 111987: Apr 51988: Mar 201989: Apr 121990: Mar 221991: Mar 121993: Mar 202007: Apr 102008: Mar 262009: Mar 62010: Mar 82011: Mar 122012: Mar 62013: Mar 292014: Mar 282015: Mar 292016: Apr 102017: Mar 212018: Apr 212025: Mar 8

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201951: Nov 41952: Oct 211954: Oct 311955: Nov 11956: Nov 101957: Oct 281959: Nov 101960: Nov 41962: Oct 251963: Oct 301964: Oct 251965: Oct 251967: Oct 291968: Oct 301969: Oct 241970: Oct 181971: Nov 81972: Oct 201973: Oct 181974: Oct 31975: Nov 151976: Oct 221977: Nov 111983: Nov 61984: Nov 71985: Nov 91986: Oct 201987: Oct 221988: Oct 141990: Nov 151992: Nov 161993: Nov 22006: Oct 252007: Nov 72008: Oct 302009: Nov 292011: Oct 302012: Nov 22013: Oct 262014: Nov 32015: Nov 232016: Nov 202023: Nov 292024: Dec 1

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 8no dataMar 4no data
2024no dataDec 1no dataDec 1
2023no dataNov 29no dataNov 30
2018Apr 21no dataApr 21no data
2017Mar 21no dataMar 18no data
2016Apr 10Nov 20Feb 16Nov 22
2015Mar 29Nov 23Mar 29Dec 20
2014Mar 28Nov 3Mar 28Nov 15
2013Mar 29Oct 26Mar 22Nov 13
2012Mar 6Nov 2Feb 14Nov 25
2011Mar 12Oct 30Feb 14Dec 19
2010Mar 8no dataMar 7no data
2009Mar 6Nov 29Mar 6Dec 17
2008Mar 26Oct 30Feb 28Nov 19
2007Apr 10Nov 7Apr 8Nov 17
2006no dataOct 25no dataDec 5
1993Mar 20Nov 2Mar 19Dec 12
1992no dataNov 16no dataNov 17
1991Mar 12no dataMar 9no data
1990Mar 22Nov 15Mar 21Nov 30
1989Apr 12no dataMar 8no data
1988Mar 20Oct 14Mar 18Oct 14
1987Apr 5Oct 22Apr 2Nov 12
1986no dataOct 20no dataOct 21
1985Apr 11Nov 9Apr 11Dec 4
1984Mar 12Nov 7Mar 10Nov 8
1983Apr 21Nov 6Apr 20Nov 14
1982Mar 29no dataMar 28no data
1981Mar 21no dataMar 21no data
1977Mar 24Nov 11Mar 2Nov 12
1976Apr 13Oct 22Mar 18Oct 29
1975Apr 7Nov 15Mar 9Nov 15
1974Apr 10Oct 3Mar 15Oct 22
1973Mar 23Oct 18Mar 23Nov 10
1972Apr 10Oct 20Apr 9Nov 23
1971Apr 8Nov 8Mar 31Nov 8
1970Mar 17Oct 18Mar 17Nov 24
1969Mar 28Oct 24Mar 14Nov 15
1968Mar 25Oct 30Mar 14Nov 14
1967Mar 23Oct 29Mar 19Nov 7
1966Apr 11no dataMar 11no data
1965Mar 22Oct 25Mar 22Oct 30
1964Mar 31Oct 25Mar 31Nov 23
1963May 2Oct 30Feb 28Nov 3
1962no dataOct 25no dataOct 25
1961Apr 8no dataFeb 11no data
1960Apr 11Nov 4Mar 23Dec 1
1959no dataNov 10no dataNov 18
1958Mar 23no dataFeb 23no data
1957Apr 15Oct 28Mar 10Oct 29
1956no dataNov 10no dataNov 10
1955Mar 31Nov 1Mar 30Nov 5
1954Mar 22Oct 31Mar 22Nov 1
1953Apr 22no dataFeb 19no data
1952Mar 17Oct 21Feb 8Oct 22
1951Mar 17Nov 4Feb 11Nov 10

"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 1991–2020 frost probabilities.