Last Frost Day

Frost history / W Pelzer, SC

W Pelzer, SC: frost dates by year

Last spring and first fall frost at NOAA station USC00389122, 1965 to 2000, measured from daily minimum temperatures.

Elevation 705 ft, 34.643, -82.455. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 4Oct 29
EarliestMar 11 (1991)Sep 30 (1967)
LatestMay 8 (1989)Nov 24 (1994)
Trend1.6 days earlier per decade1.3 days later per decade
Years with data3236

At 28°F (hard freeze) the median last spring date is Mar 23 and the median first fall date is Nov 13.

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 1519701980199020001966: Apr 71967: Mar 231968: Mar 261969: Mar 281970: Apr 31971: May 41972: Apr 101973: Apr 121974: Apr 71975: Apr 131976: Mar 231977: Mar 241978: Apr 221979: Mar 261980: Mar 221981: Mar 251982: Apr 241983: Apr 211984: Mar 311985: Apr 101986: Apr 241987: Apr 61989: May 81990: Apr 121991: Mar 111992: Apr 61993: Apr 31994: Apr 11995: Mar 111996: Apr 121997: Mar 181999: Mar 27

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119701980199020001965: Oct 251966: Nov 31967: Sep 301968: Oct 261969: Nov 41970: Nov 161971: Nov 51972: Oct 201973: Nov 101974: Oct 31975: Nov 11976: Oct 221977: Oct 181978: Oct 151979: Oct 141980: Nov 61981: Oct 201982: Nov 51983: Nov 61984: Nov 71985: Nov 91986: Nov 141987: Oct 81988: Oct 141989: Oct 211990: Oct 271991: Nov 41992: Oct 201993: Nov 11994: Nov 241995: Nov 51996: Nov 31997: Nov 161998: Oct 231999: Oct 232000: Oct 9

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
2000no dataOct 9no dataNov 15
1999Mar 27Oct 23Mar 16Nov 3
1998no dataOct 23no dataDec 17
1997Mar 18Nov 16Feb 17Nov 16
1996Apr 12Nov 3Mar 24Nov 12
1995Mar 11Nov 5Mar 10Nov 9
1994Apr 1Nov 24Mar 17Nov 24
1993Apr 3Nov 1Apr 3Nov 1
1992Apr 6Oct 20Apr 3Nov 15
1991Mar 11Nov 4Mar 11Nov 4
1990Apr 12Oct 27Mar 21Nov 19
1989May 8Oct 21Mar 8Nov 17
1988no dataOct 14no dataNov 29
1987Apr 6Oct 8Apr 1Oct 22
1986Apr 24Nov 14Mar 23Nov 14
1985Apr 10Nov 9Mar 19Dec 3
1984Mar 31Nov 7Mar 31Nov 7
1983Apr 21Nov 6Apr 21Nov 12
1982Apr 24Nov 5Apr 7Nov 5
1981Mar 25Oct 20Mar 21Nov 14
1980Mar 22Nov 6Mar 22Nov 19
1979Mar 26Oct 14Mar 26Nov 15
1978Apr 22Oct 15Apr 22Dec 6
1977Mar 24Oct 18Mar 23Nov 11
1976Mar 23Oct 22Feb 24Oct 29
1975Apr 13Nov 1Mar 15Nov 15
1974Apr 7Oct 3Mar 22Oct 22
1973Apr 12Nov 10Apr 11Nov 10
1972Apr 10Oct 20Apr 9Nov 24
1971May 4Nov 5Mar 31Nov 8
1970Apr 3Nov 16Mar 17Nov 16
1969Mar 28Nov 4Mar 28Nov 15
1968Mar 26Oct 26Mar 25Oct 29
1967Mar 23Sep 30Mar 19Nov 5
1966Apr 7Nov 3Mar 29Nov 4
1965no dataOct 25no dataOct 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.