Last Frost Day

Frost history / Canandaigua 3 S, NY

Canandaigua 3 S, NY: frost dates by year

Last spring and first fall frost at NOAA station USC00301152, 1951 to 2025, measured from daily minimum temperatures.

Elevation 720 ft, 42.845, -77.281. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 29Oct 18
EarliestApr 4 (1987)Sep 29 (2000)
LatestMay 27 (1969)Nov 8 (2017)
Trend1.0 days earlier per decade1.2 days later per decade
Years with data7371

At 28°F (hard freeze) the median last spring date is Apr 17 and the median first fall date is Nov 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)

Mar 16Mar 31Apr 15Apr 30May 15May 30Jun 1419601970198019902000201020201951: May 51952: May 51953: Apr 291954: Apr 91955: Apr 91956: May 251957: May 171958: May 101959: Apr 231960: May 31961: May 21962: Apr 211963: May 241964: Apr 261965: Apr 291966: May 111967: May 231968: May 61969: May 271970: May 71971: Apr 251972: Apr 281973: Apr 301974: May 111975: Apr 231976: May 91977: May 101978: May 41979: May 21980: Apr 231981: May 71982: Apr 291983: May 181984: May 171985: Apr 181986: May 31987: Apr 41989: Apr 281990: Apr 191992: Apr 291993: Apr 271994: Apr 221995: Apr 251996: May 71997: Apr 221998: Apr 271999: Apr 282000: Apr 262001: Apr 262002: Apr 272003: May 42004: Apr 282005: May 142006: Apr 292007: Apr 202008: May 12009: Apr 142010: May 112011: Apr 222012: Apr 302013: Apr 222014: Apr 282015: Apr 262016: Apr 282017: Apr 182018: Apr 302019: Apr 292020: May 132021: May 12022: Apr 302023: May 182024: Apr 262025: Apr 17

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Oct 131952: Oct 111953: Oct 131954: Oct 71955: Oct 231956: Oct 111957: Oct 211958: Oct 61959: Oct 191960: Oct 251961: Oct 231962: Oct 241963: Nov 31964: Oct 71965: Oct 51966: Oct 181967: Oct 291968: Oct 311969: Oct 161970: Oct 171971: Nov 51972: Oct 101973: Nov 61974: Oct 31975: Oct 301976: Oct 181977: Oct 141978: Oct 171979: Oct 261980: Oct 101981: Oct 101982: Oct 171983: Oct 201985: Oct 291986: Oct 111987: Oct 121988: Oct 91989: Nov 41990: Oct 271992: Oct 61993: Oct 11994: Oct 161995: Nov 41996: Oct 41997: Oct 181998: Nov 41999: Oct 72000: Sep 292001: Oct 92002: Oct 242003: Oct 202004: Nov 42005: Oct 282006: Oct 132007: Nov 32008: Oct 192011: Oct 282012: Oct 132013: Oct 242014: Oct 122015: Oct 182016: Nov 12017: Nov 82018: Oct 182019: Oct 192020: Oct 172021: Nov 42022: Oct 282023: Oct 312024: Nov 32025: Oct 27

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
2025Apr 17Oct 27Apr 10Nov 10
2024Apr 26Nov 3Apr 26Nov 30
2023May 18Oct 31Apr 9Nov 13
2022Apr 30Oct 28Apr 18Nov 18
2021May 1Nov 4Apr 22Nov 23
2020May 13Oct 17May 9Nov 2
2019Apr 29Oct 19Apr 29Nov 8
2018Apr 30Oct 18Apr 20Nov 10
2017Apr 18Nov 8Mar 30Nov 8
2016Apr 28Nov 1Apr 14Nov 21
2015Apr 26Oct 18Apr 24Nov 23
2014Apr 28Oct 12Apr 17Nov 8
2013Apr 22Oct 24Apr 22Oct 29
2012Apr 30Oct 13Apr 28Oct 13
2011Apr 22Oct 28Mar 30Nov 5
2010May 11no dataMar 28no data
2009Apr 14no dataApr 13no data
2008May 1Oct 19Apr 4Nov 2
2007Apr 20Nov 3Apr 11Nov 8
2006Apr 29Oct 13Apr 9Oct 13
2005May 14Oct 28Apr 13Nov 18
2004Apr 28Nov 4Apr 11Nov 9
2003May 4Oct 20Apr 11Nov 8
2002Apr 27Oct 24Apr 27Oct 31
2001Apr 26Oct 9Apr 19Nov 12
2000Apr 26Sep 29Apr 13Nov 19
1999Apr 28Oct 7Apr 12Nov 12
1998Apr 27Nov 4Mar 25Nov 18
1997Apr 22Oct 18Apr 15Oct 23
1996May 7Oct 4Apr 10Nov 1
1995Apr 25Nov 4Apr 17Nov 5
1994Apr 22Oct 16Apr 8Nov 12
1993Apr 27Oct 1Apr 14Oct 14
1992Apr 29Oct 6Apr 15Oct 20
1990Apr 19Oct 27Apr 13Nov 9
1989Apr 28Nov 4Apr 23Nov 4
1988no dataOct 9no dataOct 31
1987Apr 4Oct 12Apr 1Nov 6
1986May 3Oct 11Apr 23Nov 5
1985Apr 18Oct 29Apr 17Oct 29
1984May 17no dataApr 22no data
1983May 18Oct 20Apr 22Oct 20
1982Apr 29Oct 17Apr 22Oct 25
1981May 7Oct 10Apr 22Nov 10
1980Apr 23Oct 10Apr 17Nov 3
1979May 2Oct 26Apr 11Nov 12
1978May 4Oct 17May 1Nov 16
1977May 10Oct 14Apr 29Nov 13
1976May 9Oct 18Apr 13Oct 27
1975Apr 23Oct 30Apr 22Oct 31
1974May 11Oct 3May 5Oct 4
1973Apr 30Nov 6Apr 15Nov 6
1972Apr 28Oct 10Apr 28Oct 10
1971Apr 25Nov 5Apr 15Nov 7
1970May 7Oct 17Apr 19Oct 19
1969May 27Oct 16Apr 20Oct 23
1968May 6Oct 31Apr 10Nov 13
1967May 23Oct 29May 23Nov 6
1966May 11Oct 18May 10Oct 26
1965Apr 29Oct 5Apr 25Oct 5
1964Apr 26Oct 7Apr 16Oct 7
1963May 24Nov 3Apr 10Nov 25
1962Apr 21Oct 24Apr 20Oct 25
1961May 2Oct 23Apr 20Nov 10
1960May 3Oct 25Apr 19Nov 7
1959Apr 23Oct 19Apr 22Oct 29
1958May 10Oct 6May 6Nov 23
1957May 17Oct 21May 3Nov 10
1956May 25Oct 11May 17Oct 19
1955Apr 9Oct 23Apr 8Nov 6
1954Apr 9Oct 7Apr 9Nov 6
1953Apr 29Oct 13Apr 19Nov 6
1952May 5Oct 11Apr 12Oct 20
1951May 5Oct 13Apr 3Nov 2

"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 1991–2020 frost probabilities.