Last Frost Day

Frost history / Greensboro Wtp, NC

Greensboro Wtp, NC: frost dates by year

Last spring and first fall frost at NOAA station USC00313625, 1951 to 2025, measured from daily minimum temperatures.

Elevation 765 ft, 36.083, -79.805. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 4Oct 31
EarliestMar 7 (2025)Oct 3 (1974)
LatestApr 21 (1956)Nov 30 (2009)
Trend1.6 days earlier per decade1.8 days later per decade
Years with data4445

At 28°F (hard freeze) the median last spring date is Mar 20 and the median first fall date is Nov 12.

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 3019601970198019902000201020201951: Mar 271952: Apr 71953: Apr 211954: Apr 51955: Apr 11956: Apr 211957: Apr 141958: Mar 231959: Apr 131960: Apr 121961: Apr 81962: Apr 181963: Mar 241964: Apr 21965: Apr 31966: Mar 291967: Mar 241968: Mar 261969: Apr 11970: Apr 81971: Apr 91972: Apr 101973: Apr 141975: Apr 141976: Apr 101977: Apr 71978: Mar 271980: Apr 172010: Mar 272011: Apr 62012: Apr 122013: Mar 282014: Apr 172015: Mar 292016: Apr 102017: Mar 232018: Mar 242019: Apr 12020: Mar 82021: Apr 52022: Mar 272023: Mar 212024: Mar 292025: Mar 7

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201951: Nov 31952: Oct 201953: Nov 71954: Oct 311955: Oct 251956: Nov 111957: Oct 271958: Oct 311959: Oct 201960: Oct 251961: Oct 271962: Oct 251963: Oct 311964: Oct 111965: Oct 251966: Nov 41967: Oct 291968: Oct 311969: Oct 241970: Nov 161971: Nov 51972: Oct 201973: Oct 181974: Oct 31975: Oct 311976: Oct 191977: Oct 181978: Nov 261979: Oct 271980: Oct 262009: Nov 302010: Nov 72011: Oct 302012: Oct 312013: Oct 262014: Nov 82015: Oct 192016: Nov 212017: Nov 102019: Nov 82020: Nov 192021: Nov 142022: Oct 192023: Nov 22024: Nov 22

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 7no dataMar 2no data
2024Mar 29Nov 22Feb 19Nov 30
2023Mar 21Nov 2Mar 20Nov 2
2022Mar 27Oct 19Feb 20Nov 17
2021Apr 5Nov 14Mar 8Nov 20
2020Mar 8Nov 19Mar 8Nov 26
2019Apr 1Nov 8Mar 7Nov 9
2018Mar 24no dataMar 14no data
2017Mar 23Nov 10Mar 15Nov 12
2016Apr 10Nov 21Feb 27Nov 22
2015Mar 29Oct 19Mar 29Nov 23
2014Apr 17Nov 8Mar 27Nov 14
2013Mar 28Oct 26Mar 22Oct 26
2012Apr 12Oct 31Mar 6Nov 24
2011Apr 6Oct 30Mar 7Nov 18
2010Mar 27Nov 7Mar 7Nov 27
2009no dataNov 30no dataDec 1
1980Apr 17Oct 26Mar 13Nov 12
1979no dataOct 27no dataNov 15
1978Mar 27Nov 26Mar 18Dec 11
1977Apr 7Oct 18Mar 8Nov 13
1976Apr 10Oct 19Feb 8Oct 28
1975Apr 14Oct 31Apr 13Oct 31
1974no dataOct 3no dataOct 4
1973Apr 14Oct 18Apr 11Nov 7
1972Apr 10Oct 20Apr 10Oct 20
1971Apr 9Nov 5Apr 9Nov 8
1970Apr 8Nov 16Mar 17Nov 24
1969Apr 1Oct 24Mar 28Nov 15
1968Mar 26Oct 31Mar 25Nov 14
1967Mar 24Oct 29Mar 20Nov 6
1966Mar 29Nov 4Mar 29Nov 4
1965Apr 3Oct 25Mar 22Oct 30
1964Apr 2Oct 11Apr 2Nov 22
1963Mar 24Oct 31Mar 24Nov 14
1962Apr 18Oct 25Mar 20Oct 27
1961Apr 8Oct 27Mar 12Nov 9
1960Apr 12Oct 25Apr 12Nov 8
1959Apr 13Oct 20Mar 29Nov 18
1958Mar 23Oct 31Mar 5Nov 30
1957Apr 14Oct 27Feb 22Oct 28
1956Apr 21Nov 11Apr 21Nov 19
1955Apr 1Oct 25Mar 30Nov 5
1954Apr 5Oct 31Mar 22Nov 1
1953Apr 21Nov 7Mar 30Nov 7
1952Apr 7Oct 20Mar 15Oct 20
1951Mar 27Nov 3Mar 27Nov 3

"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.