Last Frost Day

Frost history / Shirley Brookhaven Ap, NY

Shirley Brookhaven Ap, NY: frost dates by year

Last spring and first fall frost at NOAA station USW00054790, 2000 to 2024, measured from daily minimum temperatures.

Elevation 82 ft, 40.822, -72.869. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 21Oct 31
EarliestMar 27 (2010)Oct 9 (2001)
LatestMay 8 (2001)Nov 16 (2000)
Trend6.0 days earlier per decade3.1 days later per decade
Years with data2524

At 28°F (hard freeze) the median last spring date is Apr 2 and the median first fall date is Nov 12.

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 152000201020202000: May 12001: May 82002: May 42003: May 52004: Apr 102005: Apr 172006: Apr 292007: Apr 212008: Apr 172009: Apr 172010: Mar 272011: Apr 222012: Apr 282013: Apr 72014: Apr 212015: Apr 252016: Apr 162017: Apr 92018: Apr 232019: Apr 112020: Apr 232021: Apr 42022: Apr 182023: Apr 102024: Apr 26

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 262000201020202000: Nov 162001: Oct 92002: Oct 242003: Oct 242004: Nov 42005: Oct 282006: Oct 142007: Nov 72008: Oct 232009: Nov 42010: Nov 22011: Oct 302012: Oct 132013: Oct 262014: Nov 82015: Oct 182016: Nov 12018: Oct 192019: Nov 22020: Oct 302021: Nov 42022: Nov 142023: Nov 22024: Nov 3

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 26Nov 3Mar 22Nov 10
2023Apr 10Nov 2Apr 3Nov 12
2022Apr 18Nov 14Mar 30Nov 15
2021Apr 4Nov 4Mar 21Nov 20
2020Apr 23Oct 30Mar 8Nov 18
2019Apr 11Nov 2Apr 2Nov 9
2018Apr 23Oct 19Apr 11Nov 12
2017Apr 9no dataMar 24no data
2016Apr 16Nov 1Apr 9Nov 28
2015Apr 25Oct 18Apr 2Nov 24
2014Apr 21Nov 8Apr 10Nov 15
2013Apr 7Oct 26Apr 4Nov 13
2012Apr 28Oct 13Mar 11Nov 6
2011Apr 22Oct 30Mar 30Nov 6
2010Mar 27Nov 2Feb 26Nov 3
2009Apr 17Nov 4Mar 25Dec 7
2008Apr 17Oct 23Apr 3Nov 19
2007Apr 21Nov 7Apr 11Nov 11
2006Apr 29Oct 14Mar 30Oct 27
2005Apr 17Oct 28Apr 17Nov 11
2004Apr 10Nov 4Apr 10Nov 9
2003May 5Oct 24Mar 14Oct 25
2002May 4Oct 24Apr 24Nov 7
2001May 8Oct 9Apr 19Oct 9
2000May 1Nov 16Apr 14Nov 19

"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.