Last Frost Day

Frost history / Williamsburg 2 N, VA

Williamsburg 2 N, VA: frost dates by year

Last spring and first fall frost at NOAA station USC00449151, 1952 to 2025, measured from daily minimum temperatures.

Elevation 70 ft, 37.302, -76.704. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 7Nov 5
EarliestMar 8 (2020)Oct 4 (1974)
LatestMay 19 (1976)Nov 29 (2024)
Trend3.8 days earlier per decade2.6 days later per decade
Years with data7473

At 28°F (hard freeze) the median last spring date is Mar 25 and the median first fall date is Nov 18.

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 15May 3019601970198019902000201020201952: Apr 101953: Apr 221954: Apr 41955: Apr 91956: May 91957: Apr 161958: Apr 41959: Apr 51960: Apr 201961: Apr 211962: Apr 171963: Mar 241964: Apr 101965: Apr 51966: May 111967: Apr 131968: May 71969: Apr 11970: Apr 81971: Apr 111972: Apr 101973: Apr 151974: Apr 111975: Apr 141976: May 191977: Apr 101978: Mar 311979: Apr 71980: Apr 171981: Apr 161982: Apr 121983: Apr 211984: Apr 121985: Apr 101986: Mar 251987: Apr 61988: Apr 251989: Apr 131990: Apr 191991: Apr 41992: Apr 61993: Apr 271994: Apr 91995: Apr 61996: Apr 101997: Apr 121998: Mar 251999: Mar 232000: Apr 92001: Apr 192002: Apr 72003: Mar 312004: Apr 62005: Mar 192006: Mar 232007: Apr 102008: Mar 212009: Mar 252010: Mar 92011: Apr 62012: Mar 112013: Mar 272014: Mar 272015: Mar 292016: Apr 62017: Mar 242018: Mar 272019: Apr 22020: Mar 82021: Apr 32022: Mar 292023: Mar 212024: Mar 192025: Mar 9

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201953: Nov 71954: Nov 11955: Oct 251956: Nov 101957: Oct 281958: Nov 81959: Nov 101960: Nov 71961: Nov 91962: Oct 251963: Oct 311964: Oct 121965: Oct 61966: Oct 311967: Oct 291968: Oct 301969: Oct 241970: Nov 171971: Nov 81972: Oct 201973: Nov 61974: Oct 41975: Oct 311976: Oct 231977: Oct 181978: Oct 171979: Oct 271980: Oct 271981: Oct 201982: Oct 171983: Nov 51984: Nov 81985: Nov 241986: Oct 201987: Oct 91988: Oct 131989: Nov 41990: Oct 301991: Nov 51992: Oct 201993: Nov 21994: Nov 121995: Nov 51996: Nov 31997: Oct 231998: Nov 51999: Nov 42000: Nov 152001: Nov 122002: Nov 22003: Nov 262004: Nov 92005: Nov 182006: Nov 32007: Nov 82008: Oct 312009: Nov 72010: Nov 82011: Nov 122012: Nov 242013: Oct 262014: Nov 82015: Nov 232016: Nov 122017: Nov 112018: Nov 112019: Nov 92020: Nov 182021: Nov 142022: Nov 172023: Nov 32024: Nov 292025: Nov 18

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 9Nov 18Mar 3Nov 28
2024Mar 19Nov 29Mar 1Nov 30
2023Mar 21Nov 3Mar 21Nov 29
2022Mar 29Nov 17Mar 29Nov 18
2021Apr 3Nov 14Mar 8Nov 24
2020Mar 8Nov 18Mar 1Dec 3
2019Apr 2Nov 9Mar 7Nov 13
2018Mar 27Nov 11Mar 17Nov 23
2017Mar 24Nov 11Mar 17Nov 24
2016Apr 6Nov 12Mar 3Nov 22
2015Mar 29Nov 23Mar 29Nov 24
2014Mar 27Nov 8Mar 27Nov 15
2013Mar 27Oct 26Mar 22Nov 13
2012Mar 11Nov 24Mar 6Nov 25
2011Apr 6Nov 12Mar 29Nov 19
2010Mar 9Nov 8Mar 1Nov 29
2009Mar 25Nov 7Mar 25Dec 11
2008Mar 21Oct 31Feb 28Nov 19
2007Apr 10Nov 8Apr 9Dec 4
2006Mar 23Nov 3Mar 8Nov 4
2005Mar 19Nov 18Mar 15Nov 19
2004Apr 6Nov 9Mar 23Dec 15
2003Mar 31Nov 26Mar 15Dec 4
2002Apr 7Nov 2Mar 23Nov 29
2001Apr 19Nov 12Mar 28Dec 21
2000Apr 9Nov 15Feb 22Nov 15
1999Mar 23Nov 4Mar 17Nov 18
1998Mar 25Nov 5Mar 13Nov 8
1997Apr 12Oct 23Mar 17Nov 17
1996Apr 10Nov 3Apr 8Nov 4
1995Apr 6Nov 5Mar 11Nov 5
1994Apr 9Nov 12Mar 18Nov 24
1993Apr 27Nov 2Apr 23Nov 21
1992Apr 6Oct 20Apr 4Nov 16
1991Apr 4Nov 5Mar 17Nov 5
1990Apr 19Oct 30Mar 28Nov 13
1989Apr 13Nov 4Apr 12Nov 18
1988Apr 25Oct 13Apr 20Nov 25
1987Apr 6Oct 9Apr 6Oct 22
1986Mar 25Oct 20Mar 23Nov 14
1985Apr 10Nov 24Apr 10Dec 3
1984Apr 12Nov 8Apr 2Nov 13
1983Apr 21Nov 5Mar 30Nov 14
1982Apr 12Oct 17Apr 10Nov 6
1981Apr 16Oct 20Mar 26Oct 20
1980Apr 17Oct 27Mar 19Nov 11
1979Apr 7Oct 27Mar 17Nov 15
1978Mar 31Oct 17Mar 19Nov 26
1977Apr 10Oct 18Apr 7Nov 13
1976May 19Oct 23Mar 18Oct 29
1975Apr 14Oct 31Apr 13Dec 4
1974Apr 11Oct 4Mar 26Nov 16
1973Apr 15Nov 6Apr 12Nov 7
1972Apr 10Oct 20Apr 9Nov 23
1971Apr 11Nov 8Mar 27Nov 8
1970Apr 8Nov 17Mar 25Nov 24
1969Apr 1Oct 24Apr 1Nov 15
1968May 7Oct 30Mar 25Nov 21
1967Apr 13Oct 29Mar 25Nov 6
1966May 11Oct 31Apr 11Nov 4
1965Apr 5Oct 6Apr 5Oct 30
1964Apr 10Oct 12Apr 5Nov 22
1963Mar 24Oct 31Mar 8Nov 26
1962Apr 17Oct 25Mar 19Oct 27
1961Apr 21Nov 9Apr 21Nov 11
1960Apr 20Nov 7Apr 11Nov 8
1959Apr 5Nov 10Mar 29Nov 18
1958Apr 4Nov 8Mar 24Nov 30
1957Apr 16Oct 28Mar 11Nov 10
1956May 9Nov 10Apr 1Nov 23
1955Apr 9Oct 25Apr 8Nov 6
1954Apr 4Nov 1Mar 22Nov 1
1953Apr 22Nov 7Mar 10Nov 8
1952Apr 10no dataApr 8no data

"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.