Last Frost Day

Frost history / S Lincoln, VT

S Lincoln, VT: frost dates by year

Last spring and first fall frost at NOAA station USC00437612, 1981 to 2025, measured from daily minimum temperatures.

Elevation 1,341 ft, 44.072, -72.974. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 20Sep 23
EarliestApr 28 (2024)Aug 25 (2017)
LatestJun 10 (1988)Oct 24 (2013)
Trend3.1 days earlier per decade4.0 days later per decade
Years with data3737

At 28°F (hard freeze) the median last spring date is May 9 and the median first fall date is Oct 9.

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)

Apr 15Apr 30May 15May 30Jun 14Jun 2919902000201020201982: May 221983: Jun 91984: Jun 11985: May 191986: Jun 31987: May 161988: Jun 101989: May 41990: Jun 51991: May 91992: May 261993: May 301994: May 291995: May 91999: May 142000: May 202001: May 152002: Jun 42003: Jun 22008: May 292009: Jun 12010: May 132011: May 62012: May 12013: May 272014: May 192015: May 242016: May 182017: May 92018: May 162019: May 222020: Jun 12021: May 112022: May 92023: May 262024: Apr 282025: May 12

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119902000201020201981: Sep 101982: Aug 291983: Sep 141984: Sep 161985: Oct 81986: Aug 291987: Sep 251988: Sep 61991: Sep 221992: Sep 241993: Sep 121994: Oct 11997: Sep 221998: Sep 241999: Oct 62000: Sep 52001: Sep 302002: Sep 252007: Oct 132008: Sep 192009: Sep 202010: Oct 32011: Oct 62012: Oct 132013: Oct 242014: Sep 152015: Sep 212016: Sep 252017: Aug 252018: Sep 232019: Sep 192020: Sep 152021: Oct 232022: Sep 302023: Oct 132024: Oct 82025: Sep 20

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
2025May 12Sep 20May 1Oct 9
2024Apr 28Oct 8Apr 27Oct 17
2023May 26Oct 13May 18Oct 31
2022May 9Sep 30May 8Oct 3
2021May 11Oct 23May 7Oct 23
2020Jun 1Sep 15May 14Sep 19
2019May 22Sep 19May 9Oct 5
2018May 16Sep 23May 16Oct 14
2017May 9Aug 25May 6Nov 7
2016May 18Sep 25May 10Oct 11
2015May 24Sep 21May 23Oct 18
2014May 19Sep 15May 7Sep 19
2013May 27Oct 24Apr 22Oct 29
2012May 1Oct 13Apr 30Oct 13
2011May 6Oct 6Apr 22Oct 28
2010May 13Oct 3May 13Oct 19
2009Jun 1Sep 20Apr 15Oct 12
2008May 29Sep 19May 1Oct 18
2007no dataOct 13no dataOct 29
2003Jun 2no dataMay 4no data
2002Jun 4Sep 25May 21Oct 9
2001May 15Sep 30May 15Oct 9
2000May 20Sep 5Apr 26Sep 29
1999May 14Oct 6May 13Oct 6
1998no dataSep 24no dataOct 6
1997no dataSep 22no dataSep 22
1995May 9no dataMay 8no data
1994May 29Oct 1May 28Oct 12
1993May 30Sep 12May 14Sep 20
1992May 26Sep 24May 25Sep 24
1991May 9Sep 22Apr 19Sep 30
1990Jun 5no dataMay 12no data
1989May 4no dataApr 29no data
1988Jun 10Sep 6Apr 27Sep 6
1987May 16Sep 25May 16Oct 5
1986Jun 3Aug 29Jun 3Oct 7
1985May 19Oct 8May 9Oct 12
1984Jun 1Sep 16May 18Sep 27
1983Jun 9Sep 14Jun 9Oct 10
1982May 22Aug 29Apr 30Sep 19
1981no dataSep 10no dataSep 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.