Last Frost Day

Frost history / Monterey, TN

Monterey, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00406170, 1951 to 2025, measured from daily minimum temperatures.

Elevation 1,860 ft, 36.148, -85.265. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 17Oct 29
EarliestMar 5 (2017)Oct 7 (1952)
LatestMay 9 (2020)Nov 25 (2004)
Trend0.7 days earlier per decade1.2 days later per decade
Years with data3134

At 28°F (hard freeze) the median last spring date is Mar 27 and the median first fall date is Nov 3.

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 1519601970198019902000201020201951: Apr 171953: Apr 211954: May 41955: Apr 81996: Apr 271997: Apr 181998: Apr 111999: Mar 272000: Apr 102001: Apr 192002: Apr 62003: Apr 102004: Apr 152005: May 32006: Apr 92007: Apr 162008: Apr 292009: Apr 82010: Mar 272011: Apr 12012: Apr 122013: Apr 202014: Apr 172015: Apr 212017: Mar 52018: Apr 212020: May 92021: Apr 222022: Apr 192023: Apr 242024: Apr 6

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201952: Oct 71953: Nov 61954: Oct 201995: Nov 41996: Oct 201997: Oct 231998: Nov 61999: Oct 242000: Oct 82001: Oct 172002: Nov 22003: Nov 92004: Nov 252005: Oct 262006: Oct 132007: Nov 32008: Oct 282009: Oct 182010: Oct 302011: Oct 302012: Oct 292013: Oct 202014: Nov 12015: Nov 142016: Nov 202017: Oct 292018: Oct 212019: Nov 12020: Oct 172021: Nov 32022: Oct 182023: Oct 312024: Oct 172025: 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
2025no dataNov 10no dataNov 10
2024Apr 6Oct 17Mar 19Nov 25
2023Apr 24Oct 31Mar 21Oct 31
2022Apr 19Oct 18Mar 26Oct 21
2021Apr 22Nov 3Apr 22Nov 14
2020May 9Oct 17Mar 8Nov 2
2019no dataNov 1no dataNov 2
2018Apr 21Oct 21Apr 17Nov 10
2017Mar 5Oct 29Mar 5Oct 30
2016no dataNov 20no dataNov 20
2015Apr 21Nov 14Mar 29Nov 22
2014Apr 17Nov 1Apr 16Nov 2
2013Apr 20Oct 20Mar 29Oct 25
2012Apr 12Oct 29Mar 4Nov 1
2011Apr 1Oct 30Feb 26Nov 11
2010Mar 27Oct 30Mar 23Nov 6
2009Apr 8Oct 18Mar 4Nov 6
2008Apr 29Oct 28Mar 26Oct 29
2007Apr 16Nov 3Apr 9Nov 7
2006Apr 9Oct 13Mar 27Oct 24
2005May 3Oct 26Mar 17Nov 17
2004Apr 15Nov 25Mar 23Nov 26
2003Apr 10Nov 9Mar 31Nov 14
2002Apr 6Nov 2Mar 28Nov 2
2001Apr 19Oct 17Apr 18Oct 28
2000Apr 10Oct 8Apr 9Oct 8
1999Mar 27Oct 24Mar 16Nov 3
1998Apr 11Nov 6Mar 15Nov 6
1997Apr 18Oct 23Apr 14Oct 23
1996Apr 27Oct 20Apr 10Nov 3
1995no dataNov 4no dataNov 4
1955Apr 8no dataMar 30no data
1954May 4Oct 20Apr 1Oct 30
1953Apr 21Nov 6Apr 19Nov 6
1952no dataOct 7no dataOct 21
1951Apr 17no dataMar 26no 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.