Last Frost Day

Frost history / New Brunswick 3 Se, NJ

New Brunswick 3 Se, NJ: frost dates by year

Last spring and first fall frost at NOAA station USC00286055, 1968 to 2025, measured from daily minimum temperatures.

Elevation 111 ft, 40.473, -74.422. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 15Oct 23
EarliestMar 29 (2010)Oct 4 (1974)
LatestMay 14 (1996)Nov 11 (2017)
Trend0.9 days earlier per decade1.6 days later per decade
Years with data5758

At 28°F (hard freeze) the median last spring date is Apr 1 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 301970198019902000201020201969: Apr 131970: Apr 121971: Apr 151972: Apr 101973: Apr 151974: Apr 201975: Apr 221976: Apr 131977: Apr 101978: Apr 91979: Apr 211980: Apr 181981: Apr 221982: Apr 231983: May 101984: Apr 221985: Apr 121986: May 41987: Apr 261988: Apr 261989: Apr 241990: Apr 191991: Apr 131992: Apr 151993: Apr 91994: Apr 101995: Apr 171996: May 141997: Apr 161998: Apr 131999: Apr 252000: Apr 142001: Apr 202002: Apr 252003: Apr 92004: Apr 72005: Apr 172006: Apr 72007: Apr 122008: Apr 42009: Apr 182010: Mar 292011: Mar 302012: Apr 302013: Apr 222014: Apr 212015: Apr 252016: Apr 102017: Apr 92018: Apr 112019: Apr 22020: May 102021: Apr 32022: Apr 182023: Apr 102024: Apr 222025: Apr 9

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 261970198019902000201020201968: Oct 311969: Oct 231970: Oct 291971: Nov 81972: Oct 111973: Nov 61974: Oct 41975: Oct 311976: Oct 191977: Oct 241978: Oct 161979: Oct 111980: Oct 301981: Oct 101982: Oct 111983: Oct 301984: Oct 71985: Oct 291986: Oct 191987: Oct 131988: Oct 141989: Oct 101990: Oct 281991: Oct 211992: Oct 181993: Oct 141994: Oct 131995: Nov 51996: Oct 121997: Oct 231998: Nov 31999: Oct 152000: Oct 92001: Oct 92002: Oct 252003: Oct 242004: Nov 92005: Oct 272006: Oct 152007: Nov 82008: Oct 202009: Oct 192010: Nov 12011: Oct 282012: Oct 132013: Oct 252014: Oct 202015: Oct 182016: Oct 262017: Nov 112018: Oct 192019: Nov 22020: Oct 312021: Nov 42022: Oct 302023: Nov 22024: Oct 282025: Nov 7

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 9Nov 7Mar 9Nov 23
2024Apr 22Oct 28Mar 22Nov 30
2023Apr 10Nov 2Mar 31Nov 2
2022Apr 18Oct 30Mar 30Nov 15
2021Apr 3Nov 4Apr 3Nov 7
2020May 10Oct 31Apr 17Oct 31
2019Apr 2Nov 2Apr 2Nov 9
2018Apr 11Oct 19Apr 11Nov 11
2017Apr 9Nov 11Mar 24Nov 11
2016Apr 10Oct 26Apr 9Nov 14
2015Apr 25Oct 18Apr 2Oct 18
2014Apr 21Oct 20Mar 28Nov 15
2013Apr 22Oct 25Apr 4Oct 26
2012Apr 30Oct 13Mar 11Oct 13
2011Mar 30Oct 28Mar 30Oct 31
2010Mar 29Nov 1Mar 28Nov 2
2009Apr 18Oct 19Mar 26Nov 7
2008Apr 4Oct 20Apr 3Oct 30
2007Apr 12Nov 8Apr 11Nov 8
2006Apr 7Oct 15Mar 24Oct 27
2005Apr 17Oct 27Mar 22Nov 12
2004Apr 7Nov 9Mar 24Nov 10
2003Apr 9Oct 24Apr 1Nov 9
2002Apr 25Oct 25Apr 7Nov 8
2001Apr 20Oct 9Mar 29Oct 29
2000Apr 14Oct 9Mar 19Nov 19
1999Apr 25Oct 15Mar 27Nov 8
1998Apr 13Nov 3Mar 25Nov 5
1997Apr 16Oct 23Apr 11Oct 23
1996May 14Oct 12Mar 31Nov 11
1995Apr 17Nov 5Apr 6Nov 6
1994Apr 10Oct 13Apr 8Nov 12
1993Apr 9Oct 14Mar 23Nov 2
1992Apr 15Oct 18Apr 1Oct 20
1991Apr 13Oct 21Mar 31Nov 6
1990Apr 19Oct 28Apr 14Nov 9
1989Apr 24Oct 10Apr 12Nov 18
1988Apr 26Oct 14Mar 23Oct 28
1987Apr 26Oct 13Mar 19Oct 26
1986May 4Oct 19Apr 13Nov 14
1985Apr 12Oct 29Apr 10Dec 3
1984Apr 22Oct 7Mar 27Nov 15
1983May 10Oct 30Mar 30Oct 31
1982Apr 23Oct 11Apr 10Oct 23
1981Apr 22Oct 10Apr 22Oct 13
1980Apr 18Oct 30Apr 17Oct 31
1979Apr 21Oct 11Apr 11Oct 27
1978Apr 9Oct 16Mar 19Oct 18
1977Apr 10Oct 24Apr 10Nov 14
1976Apr 13Oct 19Apr 12Oct 19
1975Apr 22Oct 31Apr 13Oct 31
1974Apr 20Oct 4Apr 10Oct 19
1973Apr 15Nov 6Mar 21Nov 8
1972Apr 10Oct 11Apr 9Oct 20
1971Apr 15Nov 8Apr 9Nov 8
1970Apr 12Oct 29Apr 6Nov 24
1969Apr 13Oct 23Apr 1Oct 23
1968no dataOct 31no dataNov 21

"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.