Last Frost Day

Frost history / Aiken 5SE, SC

Aiken 5SE, SC: frost dates by year

Last spring and first fall frost at NOAA station USC00380074, 1951 to 2008, measured from daily minimum temperatures.

Elevation 492 ft, 33.492, -81.696. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 28Nov 5
EarliestMar 9 (2005)Oct 8 (1991)
LatestApr 25 (1986)Dec 6 (1978)
Trend1.8 days later per decade2.5 days earlier per decade
Years with data5453

At 28°F (hard freeze) the median last spring date is Mar 15 and the median first fall date is Nov 15.

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 30196019701980199020001951: Mar 311952: Mar 171953: Apr 211954: Mar 161955: Mar 291956: Mar 251957: Mar 101958: Mar 221959: Mar 191960: Mar 241961: Mar 101962: Mar 171963: Mar 231964: Mar 311965: Mar 221966: Mar 251967: Mar 191968: Mar 241969: Mar 281970: Apr 31971: Apr 41972: Apr 101973: Mar 221974: Apr 111975: Apr 61976: Apr 101977: Mar 231978: Mar 181981: Mar 281982: Apr 241983: Apr 221984: Apr 11985: Apr 121986: Apr 251987: Apr 61988: Apr 91989: Apr 121990: Apr 141991: Mar 201992: Apr 51993: Apr 231994: Apr 21995: Mar 131996: Apr 111998: Mar 241999: Mar 272000: Apr 52001: Apr 192002: Mar 232004: Mar 232005: Mar 92006: Mar 262007: Apr 92008: Mar 26

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 11196019701980199020001951: Nov 41953: Nov 71954: Oct 311955: Nov 41956: Nov 101957: Oct 281958: Dec 11959: Nov 181960: Nov 81961: Nov 91962: Oct 261963: Nov 31964: Nov 221965: Nov 181966: Nov 41967: Nov 51968: Nov 131969: Nov 151970: Nov 161971: Nov 91972: Nov 181973: Nov 101974: Oct 221975: Nov 151976: Oct 291977: Nov 121978: Dec 61979: Oct 151983: Oct 291984: Nov 121985: Dec 31986: Nov 141987: Oct 171988: Oct 91989: Oct 211990: Oct 281991: Oct 81992: Oct 251993: Oct 291994: Oct 281995: Nov 91996: Oct 201997: Oct 281998: Oct 231999: Oct 242000: Oct 112001: Oct 182002: Nov 72003: Nov 142004: Nov 152005: Nov 182006: Oct 252007: Nov 8

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
2008Mar 26no dataMar 10no data
2007Apr 9Nov 8Apr 8Dec 17
2006Mar 26Oct 25Feb 27Dec 5
2005Mar 9Nov 18Mar 3Dec 10
2004Mar 23Nov 15Feb 8Dec 14
2003no dataNov 14no dataNov 30
2002Mar 23Nov 7Mar 23Nov 18
2001Apr 19Oct 18Mar 28Oct 29
2000Apr 5Oct 11Mar 14Nov 15
1999Mar 27Oct 24Mar 16Nov 4
1998Mar 24Oct 23Mar 13Dec 18
1997no dataOct 28no dataNov 17
1996Apr 11Oct 20Apr 10Nov 10
1995Mar 13Nov 9Mar 11Nov 9
1994Apr 2Oct 28Mar 12Nov 24
1993Apr 23Oct 29Mar 16Nov 2
1992Apr 5Oct 25Apr 3Oct 25
1991Mar 20Oct 8Mar 10Nov 4
1990Apr 14Oct 28Feb 28Nov 18
1989Apr 12Oct 21Feb 25Nov 17
1988Apr 9Oct 9Mar 17Oct 14
1987Apr 6Oct 17Apr 4Oct 22
1986Apr 25Nov 14Mar 24Nov 14
1985Apr 12Dec 3Mar 20Dec 3
1984Apr 1Nov 12Mar 11Nov 13
1983Apr 22Oct 29Apr 22Nov 13
1982Apr 24no dataApr 7no data
1981Mar 28no dataMar 22no data
1979no dataOct 15no dataNov 15
1978Mar 18Dec 6Mar 6Dec 10
1977Mar 23Nov 12Mar 1Nov 13
1976Apr 10Oct 29Feb 24Oct 29
1975Apr 6Nov 15Mar 9Nov 15
1974Apr 11Oct 22Feb 28Oct 22
1973Mar 22Nov 10Feb 24Nov 11
1972Apr 10Nov 18Mar 6Nov 24
1971Apr 4Nov 9Mar 27Nov 22
1970Apr 3Nov 16Mar 16Nov 24
1969Mar 28Nov 15Mar 27Nov 15
1968Mar 24Nov 13Mar 24Nov 14
1967Mar 19Nov 5Mar 19Nov 6
1966Mar 25Nov 4Mar 9Nov 4
1965Mar 22Nov 18Mar 22Nov 19
1964Mar 31Nov 22Mar 31Dec 1
1963Mar 23Nov 3Mar 22Nov 14
1962Mar 17Oct 26Mar 6Dec 7
1961Mar 10Nov 9Feb 10Dec 21
1960Mar 24Nov 8Mar 21Dec 1
1959Mar 19Nov 18Feb 21Nov 19
1958Mar 22Dec 1Mar 22Dec 12
1957Mar 10Oct 28Mar 10Dec 1
1956Mar 25Nov 10Mar 25Nov 23
1955Mar 29Nov 4Mar 29Nov 29
1954Mar 16Oct 31Mar 16Nov 3
1953Apr 21Nov 7Feb 19Nov 7
1952Mar 17no dataJan 31no data
1951Mar 31Nov 4Feb 12Nov 9

"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.