Last Frost Day

Frost history / Avon, NY

Avon, NY: frost dates by year

Last spring and first fall frost at NOAA station USC00300343, 1982 to 2025, measured from daily minimum temperatures.

Elevation 545 ft, 42.920, -77.756. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 4Oct 12
EarliestApr 15 (1991)Sep 21 (2020)
LatestMay 25 (2023)Nov 4 (1995)
Trend0.8 days later per decade1.1 days later per decade
Years with data4343

At 28°F (hard freeze) the median last spring date is Apr 23 and the median first fall date is Oct 29.

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 3019902000201020201982: Apr 301983: May 181984: Apr 221985: May 91986: May 41987: May 51988: May 41989: Apr 281990: Apr 191991: Apr 151992: May 251993: Apr 281994: May 141995: May 81996: May 71997: May 181998: Apr 291999: Apr 292000: Apr 282001: Apr 302002: May 42003: May 42004: Apr 282005: May 132006: May 72007: May 122008: Apr 302010: May 112011: May 42012: Apr 302013: May 142014: Apr 282015: May 232016: May 102017: May 112018: Apr 302019: Apr 302020: May 142021: May 12022: May 82023: May 252024: Apr 272025: Apr 18

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 1119902000201020201982: Oct 171983: Oct 201985: Oct 121986: Oct 101987: Oct 121988: Oct 91989: Oct 101990: Oct 201991: Sep 301992: Oct 61993: Oct 11994: Oct 121995: Nov 41996: Oct 51997: Oct 181998: Oct 51999: Oct 72000: Sep 292001: Oct 82002: Oct 152003: Oct 32004: Oct 232005: Oct 282006: Oct 132007: Oct 282008: Oct 62009: Oct 122010: Nov 22011: Oct 282012: Oct 92013: Oct 242014: Oct 122015: Oct 172016: Oct 112017: Oct 172018: Oct 182019: Oct 192020: Sep 212021: Oct 292022: Oct 32023: Oct 232024: Oct 172025: Oct 10

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 18Oct 10Apr 17Oct 27
2024Apr 27Oct 17Apr 27Nov 3
2023May 25Oct 23May 18Nov 1
2022May 8Oct 3Apr 30Oct 28
2021May 1Oct 29Apr 23Nov 6
2020May 14Sep 21May 14Oct 31
2019Apr 30Oct 19Apr 29Nov 8
2018Apr 30Oct 18Apr 23Oct 30
2017May 11Oct 17Apr 8Nov 8
2016May 10Oct 11Apr 27Nov 1
2015May 23Oct 17Apr 26Oct 18
2014Apr 28Oct 12Apr 24Nov 8
2013May 14Oct 24Apr 22Oct 29
2012Apr 30Oct 9Apr 30Oct 13
2011May 4Oct 28Apr 7Oct 29
2010May 11Nov 2Mar 28Nov 2
2009no dataOct 12no dataOct 15
2008Apr 30Oct 6Apr 30Oct 18
2007May 12Oct 28Apr 11Nov 2
2006May 7Oct 13Apr 29Oct 27
2005May 13Oct 28Apr 22Nov 18
2004Apr 28Oct 23Apr 11Nov 4
2003May 4Oct 3Apr 24Nov 8
2002May 4Oct 15Apr 27Oct 15
2001Apr 30Oct 8Apr 20Nov 18
2000Apr 28Sep 29Apr 26Oct 23
1999Apr 29Oct 7Apr 25Oct 28
1998Apr 29Oct 5Apr 12Oct 31
1997May 18Oct 18Apr 16Oct 26
1996May 7Oct 5Apr 15Oct 16
1995May 8Nov 4Apr 25Nov 6
1994May 14Oct 12Apr 9Nov 12
1993Apr 28Oct 1Apr 28Oct 11
1992May 25Oct 6Apr 16Oct 20
1991Apr 15Sep 30Apr 13Sep 30
1990Apr 19Oct 20Apr 14Oct 27
1989Apr 28Oct 10Apr 28Nov 4
1988May 4Oct 9Apr 10Oct 31
1987May 5Oct 12May 5Oct 26
1986May 4Oct 10Apr 24Oct 11
1985May 9Oct 12Apr 17Oct 29
1984Apr 22no dataApr 22no data
1983May 18Oct 20Apr 22Oct 21
1982Apr 30Oct 17Apr 22Oct 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.