Last Frost Day

Frost history / Ames Plantation, TN

Ames Plantation, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00400137, 1976 to 2025, measured from daily minimum temperatures.

Elevation 460 ft, 35.113, -89.212. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 4Oct 29
EarliestMar 5 (2012)Oct 2 (1984)
LatestApr 25 (2013)Nov 28 (2004)
Trend1.9 days earlier per decade3.6 days later per decade
Years with data4746

At 28°F (hard freeze) the median last spring date is Mar 21 and the median first fall date is Nov 10.

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 30198019902000201020201976: Mar 181977: Apr 61978: Apr 211979: Mar 271980: Mar 221981: Mar 251982: Apr 101983: Apr 201984: Apr 11986: Apr 231987: Apr 51988: Mar 201989: Apr 131990: Apr 131991: Mar 311992: Apr 41993: Apr 231994: Apr 81995: Apr 11996: Apr 111997: Apr 191998: Mar 221999: Apr 192000: Apr 102001: Apr 192002: Apr 62004: Apr 152005: Mar 152006: Mar 272007: Apr 92008: Apr 162009: Mar 132010: Mar 72011: Mar 122012: Mar 52013: Apr 252014: Apr 172015: Mar 292016: Mar 222017: Mar 162019: Apr 32020: Apr 162021: Apr 232022: Apr 22023: Mar 212024: Mar 202025: Mar 18

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 11198019902000201020201976: Oct 181977: Oct 121978: Oct 71979: Oct 141980: Oct 301981: Oct 241982: Oct 241983: Nov 51984: Oct 21985: Nov 51986: Nov 131987: Oct 41988: Nov 171989: Oct 201990: Oct 191991: Oct 71992: Nov 71993: Oct 281995: Oct 251996: Nov 31997: Oct 281998: Nov 61999: Oct 252002: Nov 22003: Nov 142004: Nov 282005: Oct 242006: Oct 132007: Nov 72009: Oct 192010: Oct 302011: Oct 212012: Oct 292013: Oct 262014: Nov 12015: Nov 142016: Nov 202017: Oct 292018: Nov 102019: Nov 12020: Nov 22021: Nov 42022: Oct 182023: Oct 312024: Nov 222025: Nov 10

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 18Nov 10Mar 2Nov 10
2024Mar 20Nov 22Mar 20Nov 30
2023Mar 21Oct 31Mar 21Oct 31
2022Apr 2Oct 18Mar 13Oct 19
2021Apr 23Nov 4Mar 7Nov 13
2020Apr 16Nov 2Feb 28Dec 1
2019Apr 3Nov 1Mar 7Nov 1
2018no dataNov 10no dataNov 11
2017Mar 16Oct 29Mar 16Oct 29
2016Mar 22Nov 20Mar 21Nov 20
2015Mar 29Nov 14Mar 29Nov 23
2014Apr 17Nov 1Mar 26Nov 2
2013Apr 25Oct 26Mar 28Nov 13
2012Mar 5Oct 29Feb 21Oct 30
2011Mar 12Oct 21Mar 12Nov 11
2010Mar 7Oct 30Mar 7Nov 6
2009Mar 13Oct 19Mar 4Nov 27
2008Apr 16no dataMar 25no data
2007Apr 9Nov 7Apr 9Nov 7
2006Mar 27Oct 13Mar 27Nov 3
2005Mar 15Oct 24Mar 3Nov 17
2004Apr 15Nov 28Mar 11Dec 2
2003no dataNov 14no dataNov 25
2002Apr 6Nov 2Mar 23Nov 17
2001Apr 19no dataMar 27no data
2000Apr 10no dataMar 13no data
1999Apr 19Oct 25Mar 27Dec 1
1998Mar 22Nov 6Mar 22Nov 6
1997Apr 19Oct 28Apr 14Nov 16
1996Apr 11Nov 3Mar 22Nov 3
1995Apr 1Oct 25Mar 10Nov 4
1994Apr 8no dataMar 31no data
1993Apr 23Oct 28Apr 3Nov 1
1992Apr 4Nov 7Apr 3Nov 7
1991Mar 31Oct 7Mar 31Nov 3
1990Apr 13Oct 19Apr 9Oct 26
1989Apr 13Oct 20Apr 12Nov 17
1988Mar 20Nov 17Mar 19Nov 17
1987Apr 5Oct 4Apr 4Oct 4
1986Apr 23Nov 13Mar 23Nov 13
1985no dataNov 5no dataDec 2
1984Apr 1Oct 2Mar 10Nov 13
1983Apr 20Nov 5Mar 25Nov 12
1982Apr 10Oct 24Mar 9Nov 4
1981Mar 25Oct 24Mar 19Oct 24
1980Mar 22Oct 30Mar 18Oct 31
1979Mar 27Oct 14Mar 26Nov 13
1978Apr 21Oct 7Mar 18Oct 8
1977Apr 6Oct 12Mar 23Nov 11
1976Mar 18Oct 18Mar 17Nov 4

"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.