Last Frost Day

Frost history / Big Moose 3 Se, NY

Big Moose 3 Se, NY: frost dates by year

Last spring and first fall frost at NOAA station USC00300668, 1992 to 2012, measured from daily minimum temperatures.

Elevation 1,760 ft, 43.800, -74.867. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianJun 2Sep 15
EarliestMay 10 (2011)Aug 6 (1994)
LatestJun 16 (1995)Oct 4 (2004)
Trend9.7 days earlier per decade7.0 days later per decade
Years with data1618

At 28°F (hard freeze) the median last spring date is May 18 and the median first fall date is Sep 27.

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 29200020101993: Jun 51994: Jun 101995: Jun 161996: Jun 11997: May 281998: Jun 41999: May 282000: Jun 42003: May 222004: Jun 122005: May 202006: May 242007: Jun 72009: Jun 32011: May 102012: May 18

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 12200020101992: Sep 121993: Sep 201994: Aug 61995: Aug 251996: Sep 191997: Sep 211998: Sep 231999: Aug 312000: Sep 52002: Sep 62003: Oct 32004: Oct 42005: Sep 242006: Sep 112008: Sep 112010: Sep 212011: Sep 172012: Sep 11

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
2012May 18Sep 11May 18Oct 9
2011May 10Sep 17May 10Oct 6
2010no dataSep 21no dataOct 3
2009Jun 3no dataJun 1no data
2008no dataSep 11no dataOct 7
2007Jun 7no dataMay 14no data
2006May 24Sep 11Apr 30Oct 6
2005May 20Sep 24May 19Oct 22
2004Jun 12Oct 4May 5Oct 5
2003May 22Oct 3Apr 26Oct 3
2002no dataSep 6no dataSep 29
2000Jun 4Sep 5May 16Sep 5
1999May 28Aug 31May 21Sep 23
1998Jun 4Sep 23May 13Sep 24
1997May 28Sep 21May 27Sep 22
1996Jun 1Sep 19Jun 1Sep 24
1995Jun 16Aug 25May 23Sep 11
1994Jun 10Aug 6May 28Sep 5
1993Jun 5Sep 20May 23Sep 20
1992no dataSep 12no dataSep 12

"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.