Last Frost Day

Frost history / West Buxton 2 Nnw, ME

West Buxton 2 Nnw, ME: frost dates by year

Last spring and first fall frost at NOAA station USC00179314, 1953 to 2009, measured from daily minimum temperatures.

Elevation 220 ft, 43.688, -70.613. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 17Sep 24
EarliestApr 30 (1970)Aug 29 (1982)
LatestJun 12 (1980)Oct 21 (2005)
Trend2.2 days earlier per decade2.6 days later per decade
Years with data5557

At 28°F (hard freeze) the median last spring date is May 3 and the median first fall date is Oct 6.

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 29196019701980199020001954: May 141955: May 181956: May 291957: May 191958: Jun 71959: May 181960: May 31961: May 311962: May 131963: May 251964: May 211965: May 241966: May 161967: May 301968: May 281969: May 271970: Apr 301971: May 151972: May 131973: May 171974: May 211975: May 101976: May 211978: May 121979: May 81980: Jun 121981: May 211982: May 221983: May 291984: May 191985: May 301986: May 141987: May 211988: May 91989: May 91990: May 81991: May 191992: May 261993: Apr 301994: May 281995: May 91996: May 161997: May 91998: May 141999: May 142000: May 202001: May 142002: May 212003: May 182004: May 52005: May 142006: May 12007: May 142008: May 22009: Apr 30

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27196019701980199020001953: Sep 241954: Oct 71955: Sep 221956: Sep 191957: Sep 251958: Sep 301959: Sep 141960: Oct 21961: Sep 181962: Sep 71963: Sep 141964: Sep 151965: Aug 311966: Sep 211967: Sep 251968: Oct 51969: Sep 201970: Oct 61971: Sep 251972: Sep 231973: Sep 211974: Sep 241975: Sep 111976: Aug 311977: Oct 51978: Sep 101979: Sep 201980: Sep 251981: Sep 261982: Aug 291983: Sep 151984: Sep 71985: Sep 131986: Sep 171987: Sep 261988: Sep 161989: Sep 251990: Sep 191991: Sep 221992: Sep 241993: Sep 201994: Oct 101995: Sep 161996: Oct 31997: Sep 221998: Oct 41999: Oct 62000: Sep 272001: Oct 82002: Oct 82003: Oct 32004: Sep 302005: Oct 212006: Oct 72007: Oct 152008: Oct 72009: Sep 26

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
2009Apr 30Sep 26Apr 20Oct 12
2008May 2Oct 7May 1Oct 18
2007May 14Oct 15Apr 26Oct 17
2006May 1Oct 7Apr 30Oct 22
2005May 14Oct 21Apr 22Oct 21
2004May 5Sep 30Apr 29Oct 6
2003May 18Oct 3Apr 25Oct 7
2002May 21Oct 8May 20Oct 9
2001May 14Oct 8Apr 29Oct 9
2000May 20Sep 27May 3Sep 29
1999May 14Oct 6Apr 26Oct 7
1998May 14Oct 4Apr 27Oct 6
1997May 9Sep 22May 9Oct 12
1996May 16Oct 3May 14Oct 4
1995May 9Sep 16May 2Sep 29
1994May 28Oct 10Apr 23Oct 11
1993Apr 30Sep 20Apr 29Sep 20
1992May 26Sep 24May 7Sep 30
1991May 19Sep 22Apr 20Sep 30
1990May 8Sep 19Apr 19Oct 20
1989May 9Sep 25May 9Oct 9
1988May 9Sep 16Apr 26Oct 7
1987May 21Sep 26May 2Oct 12
1986May 14Sep 17May 10Oct 7
1985May 30Sep 13May 9Sep 13
1984May 19Sep 7May 3Oct 5
1983May 29Sep 15May 19Sep 25
1982May 22Aug 29May 5Oct 3
1981May 21Sep 26May 20Oct 2
1980Jun 12Sep 25May 5Sep 25
1979May 8Sep 20May 3Sep 20
1978May 12Sep 10May 12Sep 14
1977no dataOct 5no dataOct 7
1976May 21Aug 31May 13Sep 25
1975May 10Sep 11May 9Oct 3
1974May 21Sep 24May 5Sep 24
1973May 17Sep 21May 1Sep 22
1972May 13Sep 23May 11Oct 10
1971May 15Sep 25Apr 24Oct 8
1970Apr 30Oct 6Apr 20Oct 19
1969May 27Sep 20May 27Oct 16
1968May 28Oct 5May 8Oct 6
1967May 30Sep 25May 14Oct 20
1966May 16Sep 21May 12Sep 27
1965May 24Aug 31May 4Sep 28
1964May 21Sep 15May 3Sep 16
1963May 25Sep 14Apr 29Sep 24
1962May 13Sep 7May 13Sep 21
1961May 31Sep 18May 6Oct 16
1960May 3Oct 2May 3Oct 2
1959May 18Sep 14May 9Oct 14
1958Jun 7Sep 30May 3Oct 6
1957May 19Sep 25May 19Oct 12
1956May 29Sep 19May 26Oct 6
1955May 18Sep 22Apr 17Sep 23
1954May 14Oct 7Apr 29Oct 7
1953no dataSep 24no dataSep 24

"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.