Last Frost Day

Frost history / Covington 3 Sw, TN

Covington 3 Sw, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00402108, 1951 to 2017, measured from daily minimum temperatures.

Elevation 385 ft, 35.550, -89.700. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 30Nov 4
EarliestMar 1 (1977)Oct 7 (1952)
LatestMay 4 (2013)Nov 28 (1978)
Trend1.3 days earlier per decade2.2 days later per decade
Years with data6666

At 28°F (hard freeze) the median last spring date is Mar 15 and the median first fall date is Nov 14.

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)

Feb 14Mar 1Mar 16Mar 31Apr 15Apr 30May 151960197019801990200020101951: Mar 201952: Mar 231953: Apr 191954: Apr 11955: Mar 301956: Mar 251957: Apr 131958: Apr 81960: Apr 101961: Mar 111962: Apr 161963: Mar 231964: Apr 91965: Mar 281966: Apr 101967: Mar 191968: Apr 61969: Apr 11970: Mar 271971: Apr 71972: Apr 91973: Apr 111974: Apr 91975: Apr 41976: Mar 181977: Mar 11978: Mar 191979: Mar 271980: Mar 191981: Mar 191982: Apr 101983: Apr 201984: Apr 11985: Apr 91986: Mar 231987: Apr 41988: Mar 191989: Apr 121990: Apr 81991: Mar 311992: Apr 31993: Apr 31994: Apr 81995: Mar 111996: Apr 61997: Mar 171998: Mar 141999: Mar 162000: Mar 132001: Mar 282002: Mar 272003: Mar 312004: Mar 222005: Mar 162006: Mar 262007: Apr 92008: Apr 152009: Mar 142010: Mar 72011: Mar 112012: Mar 62013: May 42014: Apr 162015: Mar 302016: Mar 222017: Mar 17

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 111960197019801990200020101951: Nov 21952: Oct 71953: Oct 301954: Oct 301955: Nov 41956: Nov 91957: Oct 271958: Nov 71960: Oct 211961: Oct 271962: Oct 241963: Nov 21964: Oct 101965: Oct 251966: Nov 21967: Nov 41968: Oct 251969: Oct 281970: Nov 41971: Nov 71972: Oct 261973: Nov 61974: Oct 211975: Nov 141976: Oct 281977: Nov 121978: Nov 281979: Oct 141980: Oct 301981: Oct 241982: Nov 41983: Nov 51984: Nov 31985: Nov 51986: Nov 131987: Nov 111988: Nov 171989: Nov 31990: Nov 61991: Nov 21992: Nov 71993: Oct 311994: Nov 231995: Nov 41996: Nov 31997: Nov 41998: Nov 61999: Nov 262000: Nov 112001: Oct 282002: Nov 172003: Nov 142004: Nov 272005: Oct 272006: Oct 232007: Nov 72008: Oct 282009: Nov 272010: Nov 52011: Nov 112012: Nov 82013: Oct 252014: Nov 22015: Nov 222016: Nov 132017: Oct 28

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