Last Frost Day

Frost history / Natchitoches, LA

Natchitoches, LA: frost dates by year

Last spring and first fall frost at NOAA station USC00166582, 1951 to 2010, measured from daily minimum temperatures.

Elevation 130 ft, 31.772, -93.096. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 9Nov 16
EarliestJan 14 (1990)Oct 17 (1952)
LatestApr 12 (1989)Dec 16 (1998)
Trend3.2 days earlier per decade3.7 days later per decade
Years with data5856

At 28°F (hard freeze) the median last spring date is Feb 19 and the median first fall date is Dec 4.

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)

Dec 31Jan 15Jan 30Feb 14Mar 1Mar 16Mar 31Apr 15Apr 301960197019801990200020101951: Mar 151952: Mar 241953: Feb 221954: Mar 161955: Mar 271956: Mar 201957: Mar 91958: Mar 201959: Mar 171960: Mar 181961: Mar 101962: Mar 161963: Mar 61964: Mar 11965: Mar 201966: Mar 251967: Mar 81968: Mar 241969: Mar 111970: Mar 141971: Mar 81972: Mar 31974: Feb 261975: Feb 251976: Feb 231977: Feb 171978: Mar 101979: Feb 201980: Mar 41981: Feb 151982: Mar 71983: Mar 221984: Mar 71985: Feb 171986: Mar 231987: Apr 61988: Mar 191989: Apr 121990: Jan 141991: Mar 151992: Mar 111993: Mar 151994: Mar 121995: Mar 91996: Mar 131997: Feb 121998: Mar 141999: Feb 232000: Feb 72001: Feb 192002: Mar 142003: Feb 122004: Feb 92006: Feb 212007: Mar 62008: Feb 272009: Mar 32010: Feb 26

First fall frost (32°F)

Oct 12Oct 27Nov 11Nov 26Dec 11Dec 261960197019801990200020101951: Nov 31952: Oct 171955: Oct 251956: Nov 91957: Oct 271958: Nov 201959: Nov 61960: Nov 111961: Nov 91962: Nov 41963: Nov 141964: Nov 221965: Nov 301966: Nov 21967: Nov 41968: Nov 121969: Nov 151970: Nov 161971: Nov 251972: Nov 301973: Dec 71974: Nov 151975: Nov 141976: Nov 131977: Nov 111978: Dec 41979: Nov 141980: Nov 191981: Nov 211982: Dec 121983: Nov 251984: Nov 221985: Dec 21986: Nov 141987: Nov 121988: Nov 291989: Oct 201990: Nov 301991: Nov 41992: Nov 61993: Oct 311994: Dec 11995: Nov 121996: Nov 271997: Nov 161998: Dec 161999: Nov 32000: Nov 152001: Nov 212002: Nov 282003: Nov 252004: Dec 152006: Nov 212007: Dec 42008: Nov 222009: Dec 5

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
2010Feb 26no dataJan 14no data
2009Mar 3Dec 5Jan 30Dec 5
2008Feb 27Nov 22Jan 21none
2007Mar 6Dec 4Feb 17Dec 4
2006Feb 21Nov 21Feb 20Dec 5
2004Feb 9Dec 15Jan 29Dec 15
2003Feb 12Nov 25Jan 26none
2002Mar 14Nov 28Mar 5none
2001Feb 19Nov 21Feb 4Dec 27
2000Feb 7Nov 15Feb 7Dec 12
1999Feb 23Nov 3Jan 11Dec 16
1998Mar 14Dec 16Mar 14Dec 23
1997Feb 12Nov 16Jan 30Nov 17
1996Mar 13Nov 27Mar 11Dec 19
1995Mar 9Nov 12Feb 13Dec 10
1994Mar 12Dec 1Feb 15none
1993Mar 15Oct 31Mar 15Oct 31
1992Mar 11Nov 6Jan 21Nov 28
1991Mar 15Nov 4Jan 23Nov 4
1990Jan 14Nov 30Jan 13Dec 5
1989Apr 12Oct 20Mar 8Dec 4
1988Mar 19Nov 29Mar 16Dec 18
1987Apr 6Nov 12Mar 31Dec 16
1986Mar 23Nov 14Mar 2none
1985Feb 17Dec 2Feb 14Dec 2
1984Mar 7Nov 22Mar 1Dec 7
1983Mar 22Nov 25Jan 24Dec 20
1982Mar 7Dec 12Feb 11Dec 13
1981Feb 15Nov 21Feb 13Dec 18
1980Mar 4Nov 19Mar 4Dec 21
1979Feb 20Nov 14Feb 20Nov 30
1978Mar 10Dec 4Mar 5Dec 9
1977Feb 17Nov 11Feb 17Dec 7
1976Feb 23Nov 13Feb 8Nov 29
1975Feb 25Nov 14Feb 7Nov 23
1974Feb 26Nov 15Feb 26Dec 4
1973no dataDec 7no dataDec 8
1972Mar 3Nov 30Feb 9Dec 1
1971Mar 8Nov 25Mar 8none
1970Mar 14Nov 16Feb 10Nov 16
1969Mar 11Nov 15Mar 9Nov 15
1968Mar 24Nov 12Mar 4Nov 12
1967Mar 8Nov 4Feb 25Dec 23
1966Mar 25Nov 2Feb 25Nov 3
1965Mar 20Nov 30Mar 20Dec 8
1964Mar 1Nov 22Feb 23Nov 22
1963Mar 6Nov 14Feb 22Nov 14
1962Mar 16Nov 4Jan 17Dec 10
1961Mar 10Nov 9Jan 31Nov 30
1960Mar 18Nov 11Mar 18Dec 2
1959Mar 17Nov 6Feb 21Nov 6
1958Mar 20Nov 20Feb 18Nov 29
1957Mar 9Oct 27Mar 8Dec 1
1956Mar 20Nov 9Mar 8Nov 10
1955Mar 27Oct 25Mar 27Nov 4
1954Mar 16no dataMar 7no data
1953Feb 22no dataJan 5no data
1952Mar 24Oct 17Jan 11Oct 30
1951Mar 15Nov 3Mar 14Nov 3

"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.