Last Frost Day

Frost history / Dix Dam, KY

Dix Dam, KY: frost dates by year

Last spring and first fall frost at NOAA station USC00152214, 1954 to 2006, measured from daily minimum temperatures.

Elevation 870 ft, 37.786, -84.708. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 9Oct 27
EarliestMar 22 (2005)Oct 3 (1974)
LatestMay 10 (1966)Nov 21 (1985)
Trend2.5 days earlier per decade0.7 days later per decade
Years with data4951

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 15196019701980199020001954: May 41955: Apr 81956: Apr 231957: Apr 151958: Apr 81959: Mar 281960: Apr 111961: Apr 161962: Apr 201963: May 21964: Apr 101965: Apr 31966: May 101967: Apr 251968: Mar 251969: Apr 201970: Apr 71971: Apr 101972: Apr 91974: Apr 101975: Apr 121976: Apr 281977: Apr 91979: Apr 81980: Apr 51981: Mar 251982: Apr 231983: May 91985: Apr 101986: Apr 231987: Apr 51989: Apr 121990: Apr 181991: Mar 311992: Apr 81993: Apr 31994: Apr 81995: Apr 51996: Apr 91997: Apr 181998: Apr 51999: Mar 282000: Apr 92001: Apr 252002: Apr 72003: Mar 312004: Apr 62005: Mar 222006: Mar 27

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26196019701980199020001954: Oct 301955: Oct 251956: Nov 91957: Oct 201958: Oct 301959: Oct 281960: Oct 211961: Oct 271962: Oct 241963: Oct 301964: Oct 101965: Oct 251966: Oct 271967: Oct 221968: Oct 261969: Oct 181970: Oct 171971: Nov 71972: Oct 201973: Nov 61974: Oct 31975: Nov 141976: Oct 181977: Nov 111978: Nov 201980: Oct 61981: Oct 241982: Oct 221983: Nov 51984: Nov 31985: Nov 211986: Nov 131988: Oct 121989: Oct 211990: Oct 261991: Nov 31992: Oct 191993: Oct 301994: Oct 271995: Nov 41996: Nov 21997: Oct 221998: Nov 51999: Nov 32000: Oct 82001: Oct 272002: Nov 22003: Nov 82004: Nov 92005: Oct 282006: Oct 15

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
2006Mar 27Oct 15Mar 27Nov 3
2005Mar 22Oct 28Mar 18Nov 17
2004Apr 6Nov 9Mar 23Dec 14
2003Mar 31Nov 8Mar 31Nov 25
2002Apr 7Nov 2Mar 24Nov 2
2001Apr 25Oct 27Apr 25Oct 28
2000Apr 9Oct 8Mar 18Nov 17
1999Mar 28Nov 3Mar 27Nov 17
1998Apr 5Nov 5Mar 23Nov 5
1997Apr 18Oct 22Apr 10Nov 16
1996Apr 9Nov 2Apr 7Nov 3
1995Apr 5Nov 4Apr 5Nov 4
1994Apr 8Oct 27Mar 19Nov 23
1993Apr 3Oct 30Mar 19Nov 1
1992Apr 8Oct 19Apr 3Nov 14
1991Mar 31Nov 3Mar 31Nov 3
1990Apr 18Oct 26Apr 13Nov 8
1989Apr 12Oct 21Apr 12Nov 4
1988no dataOct 12no dataOct 13
1987Apr 5no dataApr 5no data
1986Apr 23Nov 13Apr 23Nov 13
1985Apr 10Nov 21Apr 10Nov 21
1984no dataNov 3no dataNov 13
1983May 9Nov 5Apr 20Nov 12
1982Apr 23Oct 22Apr 7Nov 5
1981Mar 25Oct 24Mar 24Oct 24
1980Apr 5Oct 6Mar 27Oct 26
1979Apr 8no dataApr 7no data
1978no dataNov 20no dataNov 25
1977Apr 9Nov 11Mar 24Nov 12
1976Apr 28Oct 18Apr 13Oct 28
1975Apr 12Nov 14Apr 7Nov 15
1974Apr 10Oct 3Mar 25Oct 21
1973no dataNov 6no dataNov 6
1972Apr 9Oct 20Apr 9Oct 20
1971Apr 10Nov 7Apr 7Nov 7
1970Apr 7Oct 17Apr 3Nov 16
1969Apr 20Oct 18Apr 1Oct 24
1968Mar 25Oct 26Mar 25Oct 30
1967Apr 25Oct 22Mar 19Nov 5
1966May 10Oct 27Mar 31Nov 3
1965Apr 3Oct 25Mar 27Nov 18
1964Apr 10Oct 10Apr 1Nov 20
1963May 2Oct 30May 1Nov 3
1962Apr 20Oct 24Apr 16Oct 26
1961Apr 16Oct 27Apr 11Oct 27
1960Apr 11Oct 21Apr 11Nov 7
1959Mar 28Oct 28Mar 28Nov 7
1958Apr 8Oct 30Mar 23Nov 27
1957Apr 15Oct 20Apr 14Oct 20
1956Apr 23Nov 9Mar 30Nov 9
1955Apr 8Oct 25Apr 8Oct 25
1954May 4Oct 30Apr 1Oct 30

"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.