Last Frost Day

Frost history / Van Buren 2, ME

Van Buren 2, ME: frost dates by year

Last spring and first fall frost at NOAA station USC00178965, 1967 to 2025, measured from daily minimum temperatures.

Elevation 456 ft, 47.166, -67.940. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 26Sep 19
EarliestMay 8 (1979)Aug 27 (1987)
LatestJul 23 (1997)Oct 24 (2023)
Trend3.0 days earlier per decade4.5 days later per decade
Years with data5052

At 28°F (hard freeze) the median last spring date is May 13 and the median first fall date is Oct 5.

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 30May 15May 30Jun 14Jun 29Jul 14Jul 291970198019902000201020201974: Jun 71975: Jun 91976: May 281977: May 191978: May 231979: May 81980: Jun 91981: Jun 11982: Jun 41983: Jul 111984: Jun 41985: Jun 281986: Jun 201987: Jun 211988: Jun 71989: May 101990: Jun 11991: May 231992: Jun 51993: May 191995: May 101996: May 161997: Jul 231998: Jun 21999: May 152000: Jun 52001: May 82002: Jun 42003: Jun 42004: Jun 52005: May 142006: May 82007: May 232008: May 142009: May 232010: May 142011: May 92012: May 182013: May 282014: May 142015: May 242016: May 172017: May 212018: Jun 112019: May 282020: Jun 22022: May 242023: May 232024: Jun 22025: May 22

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111970198019902000201020201967: Sep 111974: Sep 171975: Sep 151976: Sep 31977: Sep 201978: Aug 281979: Sep 201980: Sep 91981: Sep 271982: Sep 81983: Sep 141984: Sep 81985: Aug 301986: Aug 291987: Aug 271988: Sep 161989: Sep 41990: Sep 171991: Sep 221992: Sep 241993: Sep 201995: Sep 31996: Sep 231997: Sep 221998: Oct 61999: Oct 52000: Sep 262001: Sep 292002: Aug 312003: Oct 42004: Sep 142005: Oct 122006: Oct 62007: Sep 172008: Sep 192009: Sep 172010: Oct 42011: Oct 62012: Sep 282013: Sep 172014: Sep 192015: Sep 262016: Sep 292017: Sep 302018: Sep 102019: Sep 182020: Sep 182021: Oct 92022: Sep 192023: Oct 242024: Oct 172025: Sep 22

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 22Sep 22May 1Oct 10
2024Jun 2Oct 17Jun 2Oct 17
2023May 23Oct 24May 9Oct 24
2022May 24Sep 19May 9Oct 3
2021no dataOct 9no dataOct 29
2020Jun 2Sep 18May 19Sep 18
2019May 28Sep 18May 1Oct 6
2018Jun 11Sep 10May 19Sep 24
2017May 21Sep 30Apr 26Oct 3
2016May 17Sep 29May 11Oct 4
2015May 24Sep 26Apr 21Oct 4
2014May 14Sep 19May 9Sep 19
2013May 28Sep 17May 14Oct 6
2012May 18Sep 28May 7Oct 9
2011May 9Oct 6May 2Oct 7
2010May 14Oct 4May 13Oct 14
2009May 23Sep 17May 13Sep 26
2008May 14Sep 19May 6Sep 19
2007May 23Sep 17May 23Oct 26
2006May 8Oct 6May 8Oct 6
2005May 14Oct 12May 13Oct 29
2004Jun 5Sep 14May 24Oct 6
2003Jun 4Oct 4May 16Oct 10
2002Jun 4Aug 31Jun 4Sep 30
2001May 8Sep 29May 7Oct 8
2000Jun 5Sep 26May 20Sep 29
1999May 15Oct 5May 15Oct 5
1998Jun 2Oct 6Apr 29Oct 6
1997Jul 23Sep 22May 9Oct 12
1996May 16Sep 23May 16Oct 4
1995May 10Sep 3May 10Sep 3
1993May 19Sep 20May 3Sep 22
1992Jun 5Sep 24May 19Sep 24
1991May 23Sep 22May 23Oct 15
1990Jun 1Sep 17May 4Oct 21
1989May 10Sep 4May 5Sep 28
1988Jun 7Sep 16May 15Oct 5
1987Jun 21Aug 27Jun 21Sep 4
1986Jun 20Aug 29Jun 10Sep 18
1985Jun 28Aug 30Jun 28Aug 30
1984Jun 4Sep 8May 19Sep 17
1983Jul 11Sep 14May 18Sep 16
1982Jun 4Sep 8May 23Oct 7
1981Jun 1Sep 27May 21Oct 12
1980Jun 9Sep 9May 27Sep 25
1979May 8Sep 20Apr 25Sep 24
1978May 23Aug 28May 23Sep 18
1977May 19Sep 20May 12Oct 8
1976May 28Sep 3May 10Oct 12
1975Jun 9Sep 15May 10Oct 5
1974Jun 7Sep 17May 30Sep 24
1967no dataSep 11no dataOct 6

"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.