Last Frost Day

Frost history / Woodland, ME

Woodland, ME: frost dates by year

Last spring and first fall frost at NOAA station USC00179891, 1951 to 2021, measured from daily minimum temperatures.

Elevation 123 ft, 45.154, -67.399. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 9Oct 3
EarliestApr 5 (2017)Aug 31 (1965)
LatestJun 9 (1988)Nov 9 (2019)
Trend2.6 days earlier per decade3.7 days later per decade
Years with data5052

At 28°F (hard freeze) the median last spring date is Apr 28 and the median first fall date is Oct 15.

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 31Apr 15Apr 30May 15May 30Jun 1419601970198019902000201020201951: May 191952: May 61953: May 31954: May 31955: May 111956: May 261957: May 171958: May 161959: May 91961: May 71962: May 131963: May 131964: May 271965: May 81967: May 91969: May 271972: May 261976: May 11986: Jun 41987: May 201988: Jun 91989: Apr 271991: Apr 281993: May 141994: May 291995: May 101996: May 281997: May 241998: Apr 291999: May 142000: May 202001: May 72002: May 202003: May 182004: May 102005: Apr 262006: May 92007: Apr 272008: May 32009: Apr 212010: May 142011: Apr 252014: May 92015: Apr 112016: Apr 292017: Apr 52018: Apr 212019: Apr 192020: Apr 242021: Apr 23

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Sep 271952: Oct 91953: Sep 241954: Oct 71955: Sep 141956: Sep 261957: Sep 251958: Oct 31959: Sep 141960: Oct 21961: Oct 171962: Sep 221964: Sep 201965: Aug 311966: Sep 281968: Oct 111969: Sep 201970: Oct 191971: Sep 271972: Sep 241976: Sep 251985: Oct 81988: Sep 291989: Sep 251990: Oct 211992: Sep 241993: Sep 201994: Oct 21995: Sep 161996: Oct 41997: Sep 221998: Oct 71999: Oct 82001: Sep 302002: Oct 42003: Oct 72004: Oct 62005: Oct 212006: Oct 72007: Oct 262008: Sep 192009: Sep 262010: Oct 122011: Oct 62012: Oct 132014: Oct 132015: Oct 282016: Nov 52017: Nov 92018: Oct 232019: Nov 92020: Nov 1

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
2021Apr 23no dataApr 5no data
2020Apr 24Nov 1Apr 17Nov 4
2019Apr 19Nov 9Apr 13Nov 9
2018Apr 21Oct 23Apr 21Oct 27
2017Apr 5Nov 9Apr 1Nov 11
2016Apr 29Nov 5Apr 11Dec 5
2015Apr 11Oct 28Apr 9Nov 24
2014May 9Oct 13Apr 21Nov 4
2012no dataOct 13no dataOct 27
2011Apr 25Oct 6Apr 24Oct 7
2010May 14Oct 12Apr 18Nov 3
2009Apr 21Sep 26Apr 21Oct 15
2008May 3Sep 19Apr 28Oct 18
2007Apr 27Oct 26Apr 25Oct 30
2006May 9Oct 7May 1Oct 28
2005Apr 26Oct 21Apr 22Oct 29
2004May 10Oct 6May 8Oct 30
2003May 18Oct 7May 4Oct 7
2002May 20Oct 4Apr 28Oct 9
2001May 7Sep 30Apr 27Oct 19
2000May 20no dataMay 1no data
1999May 14Oct 8Apr 13Oct 8
1998Apr 29Oct 7Apr 13Oct 7
1997May 24Sep 22Apr 28Oct 22
1996May 28Oct 4May 16Oct 5
1995May 10Sep 16May 1Sep 30
1994May 29Oct 2May 29Oct 2
1993May 14Sep 20Apr 29Oct 1
1992no dataSep 24no dataOct 2
1991Apr 28no dataApr 20no data
1990no dataOct 21no dataOct 21
1989Apr 27Sep 25Apr 26Sep 28
1988Jun 9Sep 29Apr 15Oct 7
1987May 20no dataApr 29no data
1986Jun 4no dataJun 4no data
1985no dataOct 8no dataOct 13
1976May 1Sep 25Apr 15Oct 21
1972May 26Sep 24May 11Oct 11
1971no dataSep 27no dataSep 27
1970no dataOct 19no dataOct 19
1969May 27Sep 20May 2Oct 23
1968no dataOct 11no dataOct 30
1967May 9no dataMay 7no data
1966no dataSep 28no dataSep 28
1965May 8Aug 31May 8Sep 28
1964May 27Sep 20May 2Oct 7
1963May 13no dataMay 6no data
1962May 13Sep 22Apr 29Oct 15
1961May 7Oct 17May 6Nov 3
1960no dataOct 2no dataOct 14
1959May 9Sep 14Apr 23Oct 15
1958May 16Oct 3May 6Oct 13
1957May 17Sep 25May 6Oct 22
1956May 26Sep 26May 25Sep 28
1955May 11Sep 14Apr 21Oct 6
1954May 3Oct 7Apr 29Oct 8
1953May 3Sep 24May 3Oct 9
1952May 6Oct 9May 5Oct 11
1951May 19Sep 27May 14Oct 15

"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.