Last Frost Day

Frost history / Many, LA

Many, LA: frost dates by year

Last spring and first fall frost at NOAA station USC00165892, 1954 to 2010, measured from daily minimum temperatures.

Elevation 255 ft, 31.577, -93.482. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 24Nov 6
EarliestFeb 17 (1985)Oct 16 (1961)
LatestApr 17 (1983)Dec 14 (1998)
Trend2.5 days earlier per decade4.7 days later per decade
Years with data4746

At 28°F (hard freeze) the median last spring date is Mar 9 and the median first fall date is Nov 16.

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)

Jan 30Feb 14Mar 1Mar 16Mar 31Apr 15Apr 301960197019801990200020101955: Mar 301957: Mar 91958: Mar 211959: Apr 141960: Mar 181961: Apr 161962: Mar 171966: Mar 251967: Mar 171969: Mar 271970: Apr 61971: Apr 81972: Mar 311973: Apr 111974: Mar 261975: Apr 41976: Mar 171977: Mar 231978: Mar 281979: Mar 251980: Mar 181981: Mar 241982: Apr 111983: Apr 171984: Mar 71985: Feb 171986: Mar 231987: Apr 51988: Mar 201989: Apr 111990: Apr 71991: Mar 311992: Mar 241993: Mar 141994: Mar 311995: Mar 101996: Apr 71997: Feb 171998: Mar 221999: Mar 162000: Mar 122001: Mar 102004: Feb 262005: Mar 202006: Mar 262008: Mar 82009: Apr 6

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 11Dec 261960197019801990200020101954: Oct 301956: Nov 11957: Oct 271958: Nov 11959: Nov 61961: Oct 161963: Nov 21965: Oct 251967: Oct 191969: Nov 21970: Oct 301971: Nov 41972: Nov 231973: Nov 291974: Nov 131975: Nov 141976: Oct 181977: Nov 101978: Oct 181979: Nov 51980: Oct 251981: Oct 271982: Oct 251983: Nov 111984: Nov 121985: Dec 21986: Nov 141987: Nov 61988: Nov 171989: Oct 201990: Oct 261991: Nov 21992: Nov 51993: Oct 311994: Dec 11995: Nov 121996: Nov 91997: Nov 81998: Dec 141999: Oct 252000: Nov 102002: Nov 162003: Dec 72008: Nov 222009: Dec 42010: Nov 26

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
2010no dataNov 26no dataDec 6
2009Apr 6Dec 4Jan 20Dec 5
2008Mar 8Nov 22Jan 20none
2006Mar 26no dataFeb 20no data
2005Mar 20no dataJan 25no data
2004Feb 26no dataFeb 8no data
2003no dataDec 7no dataDec 30
2002no dataNov 16no dataDec 7
2001Mar 10no dataFeb 6no data
2000Mar 12Nov 10Feb 8Nov 14
1999Mar 16Oct 25Mar 15Nov 3
1998Mar 22Dec 14Mar 12Dec 16
1997Feb 17Nov 8Jan 31Nov 16
1996Apr 7Nov 9Mar 21Dec 2
1995Mar 10Nov 12Mar 9Nov 29
1994Mar 31Dec 1Feb 25Dec 12
1993Mar 14Oct 31Mar 14Oct 31
1992Mar 24Nov 5Mar 12Nov 7
1991Mar 31Nov 2Feb 26Nov 4
1990Apr 7Oct 26Mar 20Nov 30
1989Apr 11Oct 20Apr 11Oct 20
1988Mar 20Nov 17Mar 19Nov 28
1987Apr 5Nov 6Apr 4Nov 11
1986Mar 23Nov 14Mar 22Dec 3
1985Feb 17Dec 2Feb 16Dec 2
1984Mar 7Nov 12Mar 7Nov 23
1983Apr 17Nov 11Mar 22Nov 25
1982Apr 11Oct 25Mar 7Nov 16
1981Mar 24Oct 27Mar 20Nov 21
1980Mar 18Oct 25Mar 4Oct 31
1979Mar 25Nov 5Mar 5Nov 14
1978Mar 28Oct 18Mar 17Dec 5
1977Mar 23Nov 10Mar 7Nov 10
1976Mar 17Oct 18Mar 17Oct 21
1975Apr 4Nov 14Feb 26Nov 14
1974Mar 26Nov 13Feb 27Nov 15
1973Apr 11Nov 29Feb 18Dec 6
1972Mar 31Nov 23Mar 4Dec 1
1971Apr 8Nov 4Apr 7Nov 25
1970Apr 6Oct 30Mar 15Nov 4
1969Mar 27Nov 2Mar 26Nov 5
1967Mar 17Oct 19Mar 7Nov 4
1966Mar 25no dataMar 7no data
1965no dataOct 25no dataDec 7
1963no dataNov 2no dataNov 2
1962Mar 17no dataMar 17no data
1961Apr 16Oct 16Mar 10Nov 9
1960Mar 18no dataMar 18no data
1959Apr 14Nov 6Mar 17Nov 6
1958Mar 21Nov 1Mar 15Nov 29
1957Mar 9Oct 27Mar 9Oct 27
1956no dataNov 1no dataNov 9
1955Mar 30no dataMar 27no data
1954no dataOct 30no dataOct 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.