Last Frost Day

Frost history / Barre Montpelier Ap, VT

Barre Montpelier Ap, VT: frost dates by year

Last spring and first fall frost at NOAA station USW00094705, 1951 to 2024, measured from daily minimum temperatures.

Elevation 1,126 ft, 44.203, -72.579. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 15Sep 27
EarliestApr 22 (1980)Aug 31 (1965)
LatestJun 7 (1958)Oct 31 (2023)
Trend1.0 days earlier per decade2.6 days later per decade
Years with data7374

At 28°F (hard freeze) the median last spring date is May 2 and the median first fall date is Oct 10.

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 1419601970198019902000201020201951: May 141952: May 171953: May 41954: May 131955: May 171956: May 291957: May 191958: Jun 71959: May 181960: May 31961: May 311962: May 121963: May 251964: Jun 61965: Jun 31966: Jun 11967: Jun 11968: May 271969: May 271970: May 291971: May 241972: May 61974: May 51975: Apr 301976: May 11977: May 81978: May 41979: May 71980: Apr 221981: May 191982: Apr 231983: May 191984: May 181985: May 91986: Jun 31987: May 191988: May 151989: Apr 291990: May 231991: May 191992: May 251993: May 141994: May 41995: May 71996: May 261997: May 271998: Apr 291999: May 142000: May 202001: Jun 12002: Jun 42003: May 172004: May 82005: May 202006: May 82007: May 222008: May 62009: May 262010: May 132011: May 12012: May 122013: May 282014: May 82015: May 152016: May 162017: May 92018: May 132019: May 142020: May 142021: May 72022: May 92023: May 262024: Apr 27

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Sep 301952: Sep 81953: Sep 231954: Sep 131955: Sep 91956: Sep 191957: Sep 291958: Oct 21959: Sep 191960: Sep 171961: Oct 41962: Sep 211963: Sep 131964: Sep 131965: Aug 311966: Sep 211967: Sep 111968: Oct 61969: Sep 191970: Oct 51971: Oct 131972: Sep 281973: Sep 211974: Sep 241975: Oct 311976: Sep 251977: Oct 71978: Sep 261979: Sep 201980: Sep 281981: Oct 11982: Oct 101983: Oct 101984: Oct 51985: Sep 141986: Sep 181987: Sep 271988: Sep 161989: Sep 241990: Oct 171991: Sep 221992: Sep 231993: Sep 201994: Oct 111995: Sep 161996: Sep 241997: Sep 221998: Sep 241999: Oct 52000: Sep 52001: Sep 152002: Oct 82003: Oct 32004: Oct 42005: Oct 212006: Sep 302007: Oct 132008: Oct 72009: Oct 122010: Oct 102011: Oct 62012: Oct 92013: Sep 172014: Sep 192015: Oct 32016: Sep 262017: Oct 132018: Oct 152019: Oct 42020: Sep 182021: Oct 232022: Oct 32023: Oct 312024: Oct 16

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
2024Apr 27Oct 16Apr 27Oct 27
2023May 26Oct 31May 18Oct 31
2022May 9Oct 3Apr 21Oct 28
2021May 7Oct 23Apr 22Nov 4
2020May 14Sep 18May 13Sep 19
2019May 14Oct 4Apr 18Oct 5
2018May 13Oct 15Apr 23Oct 18
2017May 9Oct 13Apr 15Nov 7
2016May 16Sep 26Apr 29Oct 15
2015May 15Oct 3Apr 16Oct 17
2014May 8Sep 19Apr 20Oct 13
2013May 28Sep 17May 15Oct 24
2012May 12Oct 9Apr 30Oct 12
2011May 1Oct 6Apr 22Oct 28
2010May 13Oct 10May 13Oct 19
2009May 26Oct 12May 19Oct 12
2008May 6Oct 7May 2Oct 8
2007May 22Oct 13Apr 26Oct 29
2006May 8Sep 30Apr 29Oct 22
2005May 20Oct 21May 13Oct 21
2004May 8Oct 4May 8Oct 6
2003May 17Oct 3May 4Oct 7
2002Jun 4Oct 8May 20Oct 9
2001Jun 1Sep 15May 6Oct 8
2000May 20Sep 5May 1Sep 28
1999May 14Oct 5Apr 28Oct 6
1998Apr 29Sep 24Apr 27Oct 6
1997May 27Sep 22May 9Oct 12
1996May 26Sep 24Apr 29Oct 4
1995May 7Sep 16Apr 25Oct 30
1994May 4Oct 11Apr 23Oct 11
1993May 14Sep 20May 14Oct 1
1992May 25Sep 23May 7Sep 24
1991May 19Sep 22Apr 14Sep 30
1990May 23Oct 17May 23Oct 20
1989Apr 29Sep 24Apr 29Oct 10
1988May 15Sep 16Apr 26Sep 29
1987May 19Sep 27May 8Oct 5
1986Jun 3Sep 18May 4Oct 10
1985May 9Sep 14May 9Oct 12
1984May 18Oct 5May 3Oct 6
1983May 19Oct 10May 18Oct 19
1982Apr 23Oct 10Apr 11Oct 11
1981May 19Oct 1May 8Oct 10
1980Apr 22Sep 28Apr 22Sep 29
1979May 7Sep 20May 7Oct 10
1978May 4Sep 26Apr 30Oct 16
1977May 8Oct 7Apr 11Oct 7
1976May 1Sep 25Apr 12Oct 11
1975Apr 30Oct 31Apr 15Oct 31
1974May 5Sep 24Apr 20Oct 11
1973no dataSep 21no dataOct 28
1972May 6Sep 28Apr 27Oct 10
1971May 24Oct 13Apr 28Nov 5
1970May 29Oct 5Apr 20Oct 18
1969May 27Sep 19May 27Oct 16
1968May 27Oct 6May 27Oct 6
1967Jun 1Sep 11May 14Oct 7
1966Jun 1Sep 21May 14Sep 21
1965Jun 3Aug 31May 24Sep 27
1964Jun 6Sep 13May 21Sep 16
1963May 25Sep 13May 13Sep 14
1962May 12Sep 21May 12Oct 14
1961May 31Oct 4May 31Oct 23
1960May 3Sep 17Apr 20Oct 2
1959May 18Sep 19Apr 23Oct 14
1958Jun 7Oct 2May 6Oct 6
1957May 19Sep 29May 17Oct 13
1956May 29Sep 19May 26Sep 28
1955May 17Sep 9Apr 18Sep 14
1954May 13Sep 13May 13Oct 7
1953May 4Sep 23Apr 19Sep 23
1952May 17Sep 8May 5Oct 9
1951May 14Sep 30May 14Sep 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.