Last Frost Day

Frost history / Moorefield 1 Sse, WV

Moorefield 1 Sse, WV: frost dates by year

Last spring and first fall frost at NOAA station USC00466163, 1951 to 2011, measured from daily minimum temperatures.

Elevation 890 ft, 39.046, -78.966. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 4Oct 9
EarliestApr 4 (1991)Sep 14 (1985)
LatestMay 25 (1956)Nov 5 (1971)
Trendlittle change (less than half a day per decade)3.0 days later per decade
Years with data5050

At 28°F (hard freeze) the median last spring date is Apr 17 and the median first fall date is Oct 18.

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 301960197019801990200020101951: Apr 241952: Apr 111953: Apr 221954: May 51955: Apr 101956: May 251957: May 71958: Apr 261968: May 81969: May 11970: May 71971: May 41973: May 161974: May 81975: Apr 271976: May 91977: Apr 301978: May 31979: May 21980: May 101981: May 81982: Apr 291983: May 121984: May 171985: May 41986: May 41987: Apr 121988: Apr 261989: Apr 241990: Apr 191991: Apr 41992: May 71993: Apr 281994: Apr 241995: Apr 261996: May 141997: Apr 211998: Apr 281999: May 42000: Apr 142001: May 142002: May 222003: Apr 242004: May 42005: May 72006: May 232007: May 82008: Apr 182010: May 112011: Apr 15

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 111960197019801990200020101951: Sep 291952: Oct 41953: Sep 231954: Oct 81955: Oct 101956: Sep 211957: Sep 281958: Oct 21968: Oct 51969: Oct 151970: Oct 51971: Nov 51973: Oct 181974: Sep 241975: Oct 31976: Oct 181977: Oct 131978: Oct 91979: Oct 151980: Oct 141981: Oct 41982: Oct 181983: Sep 241984: Nov 31985: Sep 141986: Oct 71987: Oct 91988: Oct 61989: Oct 91990: Oct 201991: Sep 271992: Oct 61993: Oct 11994: Oct 61995: Oct 171996: Oct 41997: Oct 211998: Oct 21999: Oct 252000: Oct 82001: Oct 82002: Nov 12003: Oct 242004: Oct 182005: Oct 252006: Oct 132007: Oct 292008: Oct 192009: Oct 192011: Oct 23

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
2011Apr 15Oct 23Mar 30Oct 30
2010May 11no dataApr 29no data
2009no dataOct 19no dataOct 19
2008Apr 18Oct 19Apr 17Oct 19
2007May 8Oct 29Apr 12Oct 29
2006May 23Oct 13Apr 11Oct 13
2005May 7Oct 25Apr 17Oct 30
2004May 4Oct 18Apr 16Nov 9
2003Apr 24Oct 24Apr 1Oct 24
2002May 22Nov 1Apr 24Nov 1
2001May 14Oct 8Apr 19Oct 8
2000Apr 14Oct 8Apr 14Oct 29
1999May 4Oct 25Apr 1Oct 25
1998Apr 28Oct 2Mar 25Oct 23
1997Apr 21Oct 21Apr 20Oct 21
1996May 14Oct 4May 14Nov 4
1995Apr 26Oct 17Apr 15Oct 17
1994Apr 24Oct 6Apr 23Oct 11
1993Apr 28Oct 1Apr 7Oct 1
1992May 7Oct 6Apr 13Oct 18
1991Apr 4Sep 27Apr 4Sep 28
1990Apr 19Oct 20Apr 19Oct 20
1989Apr 24Oct 9Apr 24Oct 23
1988Apr 26Oct 6Apr 20Oct 9
1987Apr 12Oct 9Apr 1Oct 9
1986May 4Oct 7Apr 24Oct 19
1985May 4Sep 14Apr 10Oct 29
1984May 17Nov 3Apr 11Nov 3
1983May 12Sep 24Apr 21Oct 30
1982Apr 29Oct 18Apr 23Oct 18
1981May 8Oct 4Apr 21Oct 14
1980May 10Oct 14Apr 17Oct 14
1979May 2Oct 15Apr 18Oct 15
1978May 3Oct 9Apr 23Oct 9
1977Apr 30Oct 13Apr 10Oct 13
1976May 9Oct 18Apr 14Oct 19
1975Apr 27Oct 3Apr 14Oct 31
1974May 8Sep 24May 8Oct 3
1973May 16Oct 18Apr 15Nov 4
1971May 4Nov 5Apr 27Nov 5
1970May 7Oct 5May 7Oct 18
1969May 1Oct 15Apr 25Oct 18
1968May 8Oct 5May 7Oct 5
1958Apr 26Oct 2Apr 3Oct 2
1957May 7Sep 28Apr 16Sep 28
1956May 25Sep 21May 25Sep 21
1955Apr 10Oct 10Apr 9Oct 22
1954May 5Oct 8Apr 13Oct 8
1953Apr 22Sep 23Apr 22Oct 8
1952Apr 11Oct 4Apr 9Oct 4
1951Apr 24Sep 29Apr 20Sep 29

"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.