Last Frost Day

Frost history / Lawrenceville 3 Sw, NY

Lawrenceville 3 Sw, NY: frost dates by year

Last spring and first fall frost at NOAA station USC00304647, 1951 to 2008, measured from daily minimum temperatures.

Elevation 466 ft, 44.758, -74.669. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 17Sep 30
EarliestApr 19 (1990)Sep 13 (1978)
LatestJun 9 (1980)Oct 21 (2005)
Trend1.6 days earlier per decade1.6 days later per decade
Years with data5555

At 28°F (hard freeze) the median last spring date is May 4 and the median first fall date is Oct 9.

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 31Apr 15Apr 30May 15May 30Jun 14196019701980199020001951: May 131952: May 51953: May 291954: May 271955: May 171956: May 251957: May 211958: May 141959: May 161961: May 301962: May 121964: Jun 51965: Jun 31966: May 121967: May 271968: May 271969: May 271970: May 281971: Jun 51972: May 261973: May 81974: May 201975: May 71976: May 191977: May 151978: May 51979: May 71980: Jun 91981: May 231982: May 111983: May 191984: May 171985: May 291986: Jun 31988: May 31989: Apr 291990: Apr 191991: May 181992: May 251993: May 141994: May 141995: May 91996: May 251997: May 81998: Apr 271999: May 142000: Jun 52001: May 152002: May 252003: May 32004: May 82005: May 132006: May 72007: May 182008: May 28

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27196019701980199020001951: Sep 261952: Sep 271953: Oct 71954: Oct 71955: Sep 231956: Sep 261958: Oct 21959: Sep 161960: Sep 161961: Oct 51962: Sep 211963: Sep 141964: Sep 161965: Sep 271966: Sep 201967: Oct 71968: Oct 61969: Sep 191970: Oct 171971: Oct 131972: Sep 201973: Sep 171974: Sep 231975: Oct 31976: Oct 101977: Oct 71978: Sep 131979: Sep 201980: Sep 241981: Sep 301982: Oct 101983: Oct 101984: Sep 271986: Oct 71987: Sep 271988: Sep 291989: Sep 271990: Oct 201991: Sep 301992: Sep 241993: Sep 301994: Oct 31995: Sep 291996: Oct 41997: Sep 241998: Oct 41999: Oct 72000: Sep 212001: Sep 302002: Oct 92003: Oct 32004: Sep 182005: Oct 212006: Oct 62007: Oct 13

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 28no dataApr 30no data
2007May 18Oct 13May 13Oct 29
2006May 7Oct 6May 7Oct 6
2005May 13Oct 21May 13Oct 21
2004May 8Sep 18May 8Sep 18
2003May 3Oct 3May 3Oct 19
2002May 25Oct 9May 20Oct 15
2001May 15Sep 30Apr 29Oct 9
2000Jun 5Sep 21May 20Sep 29
1999May 14Oct 7May 13Oct 7
1998Apr 27Oct 4Apr 27Oct 6
1997May 8Sep 24May 8Oct 16
1996May 25Oct 4Apr 15Oct 4
1995May 9Sep 29May 7Oct 30
1994May 14Oct 3Apr 23Oct 11
1993May 14Sep 30Apr 27Oct 10
1992May 25Sep 24Apr 27Oct 5
1991May 18Sep 30Apr 14Sep 30
1990Apr 19Oct 20Apr 18Oct 20
1989Apr 29Sep 27Apr 23Oct 10
1988May 3Sep 29Apr 23Oct 8
1987no dataSep 27no dataOct 12
1986Jun 3Oct 7May 4Oct 10
1985May 29no dataApr 18no data
1984May 17Sep 27Apr 22Oct 5
1983May 19Oct 10Apr 20Oct 10
1982May 11Oct 10Apr 29Oct 11
1981May 23Sep 30May 7Oct 12
1980Jun 9Sep 24Apr 23Sep 29
1979May 7Sep 20Apr 20Oct 9
1978May 5Sep 13May 4Sep 26
1977May 15Oct 7May 14Oct 8
1976May 19Oct 10Apr 24Oct 19
1975May 7Oct 3May 6Oct 7
1974May 20Sep 23May 5Oct 1
1973May 8Sep 17Apr 14Oct 28
1972May 26Sep 20May 8Sep 28
1971Jun 5Oct 13Apr 18Nov 5
1970May 28Oct 17May 7Oct 19
1969May 27Sep 19May 26Oct 22
1968May 27Oct 6May 7Oct 30
1967May 27Oct 7May 13Oct 7
1966May 12Sep 20May 10Oct 26
1965Jun 3Sep 27May 14Sep 28
1964Jun 5Sep 16May 21Oct 1
1963no dataSep 14no dataSep 23
1962May 12Sep 21May 9Oct 25
1961May 30Oct 5Apr 20Oct 22
1960no dataSep 16no dataOct 21
1959May 16Sep 16Apr 28Sep 16
1958May 14Oct 2May 6Oct 6
1957May 21no dataMay 17no data
1956May 25Sep 26May 24Sep 27
1955May 17Sep 23Apr 29Oct 22
1954May 27Oct 7Apr 15Oct 7
1953May 29Oct 7May 3Oct 8
1952May 5Sep 27May 5Oct 10
1951May 13Sep 26May 4Sep 30

"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.