Last Frost Day

Frost history / Lexington Bluegrass Ap, KY

Lexington Bluegrass Ap, KY: frost dates by year

Last spring and first fall frost at NOAA station USW00093820, 1951 to 2024, measured from daily minimum temperatures.

Elevation 980 ft, 38.041, -84.606. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 16Oct 27
EarliestMar 23 (2017)Oct 2 (1974)
LatestMay 19 (2002)Nov 21 (2024)
Trendlittle change (less than half a day per decade)little change (less than half a day per decade)
Years with data7474

At 28°F (hard freeze) the median last spring date is Apr 1 and the median first fall date is Nov 5.

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 16Mar 31Apr 15Apr 30May 15May 3019601970198019902000201020201951: Apr 231952: Apr 81953: Apr 201954: May 41955: Apr 81956: Apr 231957: May 41958: Apr 81959: Mar 281960: Apr 111961: Apr 161962: Apr 201963: May 11964: Apr 91965: Apr 31966: May 101967: Apr 251968: Mar 251969: Apr 201970: Apr 71971: May 41972: Apr 261973: Apr 141974: Apr 251975: Apr 121976: May 41977: Apr 91978: Mar 301979: Apr 71980: Apr 161981: Apr 211982: Apr 231983: Apr 211984: Apr 71985: Apr 101986: Apr 231987: Apr 41988: Apr 201989: Apr 121990: Apr 181991: Mar 311992: Apr 51993: Apr 221994: Apr 81995: Apr 51996: Apr 271997: Apr 181998: Apr 61999: Mar 282000: Apr 92001: Apr 182002: May 192003: Apr 232004: Apr 52005: May 32006: Apr 92007: Apr 102008: Apr 292009: Apr 82010: Apr 182011: Apr 12012: Apr 132013: Apr 52014: Apr 162015: Apr 242016: Apr 102017: Mar 232018: Apr 172019: Apr 12020: May 92021: Apr 232022: Apr 102023: Apr 242024: Apr 22

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Nov 21952: Oct 71953: Nov 51954: Oct 301955: Oct 251956: Nov 81957: Oct 201958: Nov 71959: Oct 281960: Oct 211961: Oct 151962: Oct 241963: Oct 301964: Oct 61965: Oct 241966: Oct 301967: Oct 281968: Oct 261969: Oct 181970: Oct 171971: Nov 41972: Oct 191973: Nov 51974: Oct 21975: Nov 141976: Oct 181977: Nov 111978: Oct 271979: Oct 141980: Oct 61981: Oct 231982: Oct 221983: Nov 51984: Nov 31985: Nov 81986: Nov 101987: Oct 41988: Oct 121989: Nov 11990: Oct 261991: Oct 171992: Oct 191993: Oct 281994: Oct 271995: Nov 31996: Nov 21997: Oct 221998: Oct 231999: Oct 202000: Oct 82001: Oct 272002: Nov 12003: Nov 82004: Nov 92005: Oct 272006: Oct 132007: Nov 32008: Oct 282009: Oct 182010: Oct 302011: Oct 222012: Oct 112013: Oct 252014: Nov 12015: Oct 172016: Nov 102017: Oct 292018: Oct 212019: Nov 12020: Oct 172021: Oct 272022: Oct 92023: Oct 312024: Nov 21

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
2024Apr 22Nov 21Mar 21Nov 29
2023Apr 24Oct 31Mar 20Nov 1
2022Apr 10Oct 9Mar 28Nov 14
2021Apr 23Oct 27Apr 2Nov 3
2020May 9Oct 17Apr 16Nov 2
2019Apr 1Nov 1Apr 1Nov 8
2018Apr 17Oct 21Apr 8Nov 10
2017Mar 23Oct 29Mar 16Nov 10
2016Apr 10Nov 10Mar 6Nov 13
2015Apr 24Oct 17Mar 29Nov 20
2014Apr 16Nov 1Apr 16Nov 2
2013Apr 5Oct 25Mar 28Nov 12
2012Apr 13Oct 11Mar 10Nov 5
2011Apr 1Oct 22Feb 15Oct 29
2010Apr 18Oct 30Mar 7Nov 6
2009Apr 8Oct 18Mar 12Nov 27
2008Apr 29Oct 28Mar 25Oct 30
2007Apr 10Nov 3Apr 9Nov 8
2006Apr 9Oct 13Apr 9Oct 25
2005May 3Oct 27Mar 15Nov 11
2004Apr 5Nov 9Apr 5Dec 3
2003Apr 23Nov 8Mar 31Nov 9
2002May 19Nov 1Apr 5Nov 2
2001Apr 18Oct 27Apr 18Oct 28
2000Apr 9Oct 8Apr 9Nov 17
1999Mar 28Oct 20Mar 28Nov 3
1998Apr 6Oct 23Mar 23Nov 5
1997Apr 18Oct 22Apr 18Oct 22
1996Apr 27Nov 2Apr 10Nov 2
1995Apr 5Nov 3Apr 5Nov 3
1994Apr 8Oct 27Apr 4Nov 23
1993Apr 22Oct 28Mar 19Nov 1
1992Apr 5Oct 19Apr 3Oct 19
1991Mar 31Oct 17Mar 31Nov 3
1990Apr 18Oct 26Apr 18Nov 8
1989Apr 12Nov 1Apr 11Nov 4
1988Apr 20Oct 12Mar 21Oct 13
1987Apr 4Oct 4Apr 4Oct 22
1986Apr 23Nov 10Apr 23Nov 13
1985Apr 10Nov 8Apr 10Nov 21
1984Apr 7Nov 3Mar 12Nov 13
1983Apr 21Nov 5Apr 20Nov 12
1982Apr 23Oct 22Apr 7Nov 5
1981Apr 21Oct 23Mar 21Oct 24
1980Apr 16Oct 6Mar 27Nov 11
1979Apr 7Oct 14Mar 26Nov 12
1978Mar 30Oct 27Mar 18Nov 25
1977Apr 9Nov 11Mar 24Nov 12
1976May 4Oct 18Apr 28Oct 22
1975Apr 12Nov 14Apr 12Nov 14
1974Apr 25Oct 2Mar 25Oct 3
1973Apr 14Nov 5Mar 23Nov 6
1972Apr 26Oct 19Apr 9Oct 19
1971May 4Nov 4Apr 7Nov 7
1970Apr 7Oct 17Apr 5Nov 15
1969Apr 20Oct 18Mar 31Oct 23
1968Mar 25Oct 26Mar 24Nov 10
1967Apr 25Oct 28Mar 19Nov 4
1966May 10Oct 30May 10Nov 3
1965Apr 3Oct 24Mar 27Oct 29
1964Apr 9Oct 6Apr 1Oct 20
1963May 1Oct 30Mar 22Oct 30
1962Apr 20Oct 24Apr 16Oct 24
1961Apr 16Oct 15Apr 2Oct 27
1960Apr 11Oct 21Apr 10Nov 7
1959Mar 28Oct 28Mar 28Nov 6
1958Apr 8Nov 7Mar 22Nov 26
1957May 4Oct 20Apr 13Oct 27
1956Apr 23Nov 8Apr 19Nov 9
1955Apr 8Oct 25Apr 8Nov 3
1954May 4Oct 30Apr 1Oct 30
1953Apr 20Nov 5Apr 19Nov 6
1952Apr 8Oct 7Mar 28Oct 7
1951Apr 23Nov 2Apr 17Nov 2

"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.