Last Frost Day

Frost history / Falls Village, CT

Falls Village, CT: frost dates by year

Last spring and first fall frost at NOAA station USC00062658, 1951 to 2013, measured from daily minimum temperatures.

Elevation 550 ft, 41.950, -73.367. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 15Oct 1
EarliestApr 26 (1991)Aug 31 (1976)
LatestJun 26 (1979)Oct 26 (2007)
Trendlittle change (less than half a day per decade)2.5 days later per decade
Years with data6062

At 28°F (hard freeze) the median last spring date is May 4 and the median first fall date is Oct 10.

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 15Apr 30May 15May 30Jun 14Jun 29Jul 141960197019801990200020101951: May 141952: May 171953: Apr 301954: May 151955: May 211956: May 291957: May 171958: May 141959: May 101960: May 31961: May 311962: May 131963: May 251964: Jun 31965: May 151966: May 151967: May 171968: May 271969: May 271970: May 81971: May 241972: May 261973: May 191974: May 81975: May 81976: May 131977: May 151978: May 81979: Jun 261980: Jun 91981: May 201982: May 61983: May 181984: May 181985: May 91986: May 101987: May 141988: May 41989: May 41990: May 231991: Apr 261992: May 71993: Jun 21994: May 281995: May 91996: May 151997: May 81998: May 141999: May 132000: May 162001: Jun 12002: Jun 42003: May 42004: May 52007: May 142009: May 202010: May 122011: May 72012: May 132013: May 28

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111960197019801990200020101951: Sep 301952: Oct 41953: Sep 231954: Sep 131955: Oct 221956: Sep 211957: Sep 271958: Oct 21959: Sep 171960: Oct 21961: Oct 51962: Sep 211963: Sep 141964: Sep 161965: Sep 281966: Sep 261967: Sep 111968: Oct 51969: Oct 51970: Oct 61971: Sep 251972: Oct 11973: Sep 211974: Sep 251975: Sep 151976: Aug 311977: Oct 71978: Sep 101979: Sep 201980: Oct 61981: Oct 101982: Oct 111983: Oct 211984: Oct 31985: Oct 121986: Sep 171987: Sep 261988: Sep 291989: Sep 281990: Sep 181991: Sep 291992: Sep 251993: Sep 201994: Oct 31995: Sep 111996: Oct 41997: Sep 221998: Oct 21999: Oct 62000: Sep 292001: Sep 302002: Oct 142003: Oct 32004: Oct 52005: Oct 212007: Oct 262008: Oct 82009: Oct 122010: Oct 112011: Oct 72012: Oct 132013: Oct 22

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
2013May 28Oct 22May 16Oct 25
2012May 13Oct 13May 1Oct 13
2011May 7Oct 7Apr 23Oct 29
2010May 12Oct 11May 12Nov 3
2009May 20Oct 12Apr 18Oct 13
2008no dataOct 8no dataOct 19
2007May 14Oct 26Apr 11Oct 29
2005no dataOct 21no dataOct 28
2004May 5Oct 5Apr 16Oct 28
2003May 4Oct 3Apr 14Oct 24
2002Jun 4Oct 14May 22Oct 15
2001Jun 1Sep 30May 8Oct 9
2000May 16Sep 29May 1Sep 29
1999May 13Oct 6Apr 29Oct 7
1998May 14Oct 2Apr 29Oct 22
1997May 8Sep 22Apr 16Oct 2
1996May 15Oct 4May 14Oct 4
1995May 9Sep 11May 9Sep 11
1994May 28Oct 3May 28Oct 3
1993Jun 2Sep 20Apr 28Sep 20
1992May 7Sep 25May 7Oct 1
1991Apr 26Sep 29Apr 19Oct 14
1990May 23Sep 18Apr 19Oct 21
1989May 4Sep 28Apr 26Oct 24
1988May 4Sep 29Apr 26Oct 12
1987May 14Sep 26Apr 27Oct 5
1986May 10Sep 17May 4Oct 7
1985May 9Oct 12May 9Oct 22
1984May 18Oct 3Apr 22Oct 6
1983May 18Oct 21May 18Oct 21
1982May 6Oct 11May 5Oct 11
1981May 20Oct 10May 9Oct 10
1980Jun 9Oct 6Apr 22Oct 10
1979Jun 26Sep 20Apr 21Sep 20
1978May 8Sep 10May 4Oct 9
1977May 15Oct 7Apr 30Oct 23
1976May 13Aug 31May 9Sep 23
1975May 8Sep 15Apr 28Oct 3
1974May 8Sep 25May 8Oct 4
1973May 19Sep 21May 7Sep 21
1972May 26Oct 1May 11Oct 10
1971May 24Sep 25Apr 28Nov 5
1970May 8Oct 6May 8Oct 18
1969May 27Oct 5May 12Oct 16
1968May 27Oct 5May 8Oct 5
1967May 17Sep 11May 13Oct 22
1966May 15Sep 26May 11Oct 21
1965May 15Sep 28Apr 25Sep 28
1964Jun 3Sep 16May 3Sep 16
1963May 25Sep 14May 24Sep 24
1962May 13Sep 21May 10Sep 21
1961May 31Oct 5May 6Oct 16
1960May 3Oct 2Apr 20Oct 13
1959May 10Sep 17Apr 24Oct 20
1958May 14Oct 2Apr 14Oct 6
1957May 17Sep 27Apr 16Sep 27
1956May 29Sep 21May 25Oct 10
1955May 21Oct 22May 20Oct 23
1954May 15Sep 13May 13Oct 7
1953Apr 30Sep 23Apr 22Sep 24
1952May 17Oct 4May 5Oct 8
1951May 14Sep 30May 14Sep 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.