Last Frost Day

Frost history / Glassboro 2 Ne, NJ

Glassboro 2 Ne, NJ: frost dates by year

Last spring and first fall frost at NOAA station USC00283291, 1963 to 2001, measured from daily minimum temperatures.

Elevation 100 ft, 39.736, -75.095. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 11Oct 28
EarliestMar 21 (1994)Sep 24 (1963)
LatestMay 11 (1966)Nov 17 (1970)
Trend1.2 days earlier per decade1.7 days later per decade
Years with data3638

At 28°F (hard freeze) the median last spring date is Mar 26 and the median first fall date is Nov 14.

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 3019701980199020001964: Apr 101965: Apr 51966: May 111967: Apr 131968: Apr 71969: Apr 131970: Apr 111971: Apr 71972: Apr 101973: Mar 291974: Apr 111975: Apr 141976: Apr 131977: Apr 101978: May 11979: Apr 111980: Apr 171981: Apr 221982: Apr 121983: Apr 211984: Apr 101985: Apr 111986: Apr 241987: Apr 61988: Mar 231989: Apr 241990: Apr 131991: Apr 31992: Apr 131993: Mar 221994: Mar 211995: Apr 71996: Apr 101997: Apr 111999: Apr 302000: Apr 15

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619701980199020001963: Sep 241964: Oct 111965: Oct 61966: Oct 311967: Oct 291968: Oct 311969: Oct 191970: Nov 171971: Nov 81972: Oct 211973: Nov 81974: Oct 41975: Oct 311976: Oct 191977: Nov 121978: Oct 181979: Oct 111980: Nov 31981: Oct 201982: Oct 181983: Oct 301984: Nov 81985: Oct 301986: Nov 141987: Oct 261988: Oct 91989: Nov 51990: Oct 271991: Oct 211992: Oct 201993: Nov 21994: Nov 81995: Nov 61996: Nov 31997: Oct 231999: Nov 52000: Oct 102001: Oct 9

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
2001no dataOct 9no dataOct 10
2000Apr 15Oct 10Mar 19Nov 16
1999Apr 30Nov 5Mar 27Nov 17
1997Apr 11Oct 23Mar 24Nov 17
1996Apr 10Nov 3Mar 13Nov 12
1995Apr 7Nov 6Apr 6Nov 10
1994Mar 21Nov 8Mar 21Nov 24
1993Mar 22Nov 2Mar 22Nov 8
1992Apr 13Oct 20Mar 24Nov 9
1991Apr 3Oct 21Mar 31Nov 5
1990Apr 13Oct 27Mar 28Nov 9
1989Apr 24Nov 5Mar 23Nov 19
1988Mar 23Oct 9Mar 23Nov 23
1987Apr 6Oct 26Mar 19Nov 21
1986Apr 24Nov 14Mar 23Nov 14
1985Apr 11Oct 30Apr 10Dec 3
1984Apr 10Nov 8Mar 15Nov 15
1983Apr 21Oct 30Mar 30Dec 2
1982Apr 12Oct 18Apr 10Nov 14
1981Apr 22Oct 20Mar 26Nov 24
1980Apr 17Nov 3Mar 16Nov 17
1979Apr 11Oct 11Mar 28Nov 30
1978May 1Oct 18Mar 18Oct 25
1977Apr 10Nov 12Mar 25Nov 14
1976Apr 13Oct 19Mar 19Oct 19
1975Apr 14Oct 31Apr 7Nov 24
1974Apr 11Oct 4Mar 26Nov 23
1973Mar 29Nov 8Mar 1Nov 11
1972Apr 10Oct 21Apr 9Oct 21
1971Apr 7Nov 8Mar 27Nov 9
1970Apr 11Nov 17Apr 11Nov 24
1969Apr 13Oct 19Apr 13Oct 24
1968Apr 7Oct 31Apr 7Oct 31
1967Apr 13Oct 29Mar 20Nov 6
1966May 11Oct 31Mar 29Oct 31
1965Apr 5Oct 6Apr 5Oct 29
1964Apr 10Oct 11Apr 2Oct 24
1963no dataSep 24no dataNov 26

"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 1991–2020 frost probabilities.