Last Frost Day

Frost history / Essex Fells Service Bldg, NJ

Essex Fells Service Bldg, NJ: frost dates by year

Last spring and first fall frost at NOAA station USC00282768, 1951 to 2008, measured from daily minimum temperatures.

Elevation 350 ft, 40.831, -74.286. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 21Oct 13
EarliestApr 2 (1987)Sep 16 (1984)
LatestMay 25 (1956)Nov 6 (1973)
Trend1.2 days earlier per decade1.6 days later per decade
Years with data4449

At 28°F (hard freeze) the median last spring date is Apr 12 and the median first fall date is Oct 30.

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 30196019701980199020001951: Apr 211952: Apr 121953: Apr 291954: Apr 131955: Apr 91956: May 251957: Apr 161958: Apr 101962: Apr 211963: May 241964: Apr 131965: Apr 251966: May 111969: Apr 131970: May 71971: Apr 251972: Apr 281973: Apr 151974: May 51975: Apr 221976: Apr 131977: May 101978: May 11980: Apr 231981: Apr 221982: Apr 301983: May 121984: Apr 261985: May 91987: Apr 21988: Apr 201989: Apr 241990: Apr 191991: Apr 31992: Apr 141993: Apr 91994: Apr 91995: Apr 111996: May 141997: Apr 162000: Apr 142001: Apr 202007: Apr 122008: May 1

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11196019701980199020001951: Sep 301952: Oct 201953: Oct 81954: Oct 81955: Oct 221956: Sep 211957: Sep 291958: Oct 61959: Oct 291960: Oct 221961: Oct 171962: Oct 251963: Sep 241964: Oct 61965: Oct 61966: Oct 311967: Oct 211968: Oct 61969: Oct 161970: Oct 171971: Nov 51972: Oct 101973: Nov 61974: Sep 241975: Oct 31976: Oct 121977: Oct 181978: Oct 91980: Oct 141981: Oct 101982: Oct 111983: Oct 211984: Sep 161985: Oct 291986: Oct 111987: Oct 131988: Oct 91989: Oct 101990: Oct 271991: Oct 151992: Oct 11993: Oct 101995: Nov 51996: Oct 41997: Oct 232001: Oct 272002: Oct 222006: Oct 142007: Oct 29

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
2008May 1no dataApr 4no data
2007Apr 12Oct 29Apr 12Nov 8
2006no dataOct 14no dataOct 27
2002no dataOct 22no dataNov 2
2001Apr 20Oct 27Mar 29Oct 27
2000Apr 14no dataApr 10no data
1997Apr 16Oct 23Apr 11Oct 23
1996May 14Oct 4Apr 9Nov 11
1995Apr 11Nov 5Apr 7Nov 5
1994Apr 9no dataMar 21no data
1993Apr 9Oct 10Mar 23Oct 10
1992Apr 14Oct 1Apr 13Oct 20
1991Apr 3Oct 15Apr 1Nov 6
1990Apr 19Oct 27Apr 13Nov 9
1989Apr 24Oct 10Apr 12Nov 18
1988Apr 20Oct 9Mar 24Oct 31
1987Apr 2Oct 13Apr 2Nov 11
1986no dataOct 11no dataNov 3
1985May 9Oct 29Apr 11Oct 29
1984Apr 26Sep 16Apr 22Nov 3
1983May 12Oct 21May 10Oct 21
1982Apr 30Oct 11Apr 23Oct 11
1981Apr 22Oct 10Apr 22Oct 13
1980Apr 23Oct 14Apr 17Oct 31
1978May 1Oct 9May 1Oct 18
1977May 10Oct 18Apr 10Nov 14
1976Apr 13Oct 12Apr 13Oct 19
1975Apr 22Oct 3Apr 22Oct 31
1974May 5Sep 24Apr 11Oct 19
1973Apr 15Nov 6Apr 14Nov 8
1972Apr 28Oct 10Apr 28Oct 18
1971Apr 25Nov 5Apr 17Nov 8
1970May 7Oct 17May 7Oct 20
1969Apr 13Oct 16Apr 3Oct 23
1968no dataOct 6no dataOct 30
1967no dataOct 21no dataOct 29
1966May 11Oct 31Apr 12Oct 31
1965Apr 25Oct 6Apr 5Oct 6
1964Apr 13Oct 6Apr 12Oct 8
1963May 24Sep 24Apr 15Nov 14
1962Apr 21Oct 25Apr 18Oct 25
1961no dataOct 17no dataOct 28
1960no dataOct 22no dataNov 7
1959no dataOct 29no dataNov 9
1958Apr 10Oct 6Apr 9Oct 6
1957Apr 16Sep 29Mar 31Nov 11
1956May 25Sep 21Apr 25Oct 11
1955Apr 9Oct 22Mar 30Nov 9
1954Apr 13Oct 8Apr 5Nov 1
1953Apr 29Oct 8Mar 21Oct 14
1952Apr 12Oct 20Mar 29Oct 20
1951Apr 21Sep 30Apr 17Nov 4

"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.