Last Frost Day

Frost history / Calhoun Rsch Stn, LA

Calhoun Rsch Stn, LA: frost dates by year

Last spring and first fall frost at NOAA station USC00161411, 1951 to 2022, measured from daily minimum temperatures.

Elevation 120 ft, 32.513, -92.349. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 20Nov 6
EarliestFeb 17 (1985)Oct 10 (2000)
LatestApr 20 (2013)Dec 6 (1973)
Trend0.5 days later per decade1.0 days later per decade
Years with data6763

At 28°F (hard freeze) the median last spring date is Mar 5 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 3019601970198019902000201020201951: Mar 201952: Mar 241953: Feb 231954: Mar 161955: Mar 291956: Mar 201957: Mar 81958: Mar 201959: Apr 141960: Mar 181961: Mar 101962: Apr 31963: Mar 231964: Mar 161965: Mar 221966: Mar 261967: Mar 81968: Mar 251969: Mar 121970: Mar 151971: Apr 31972: Mar 61973: Apr 111974: Feb 281975: Apr 41976: Mar 171977: Mar 231978: Mar 281979: Mar 81980: Mar 181981: Mar 241982: Apr 111983: Apr 161984: Mar 71985: Feb 171986: Mar 231987: Apr 61988: Mar 191989: Apr 121990: Apr 81991: Mar 311992: Apr 31993: Mar 151994: Apr 81995: Mar 101996: Apr 71997: Mar 71998: Mar 221999: Mar 162000: Mar 132001: Mar 112002: Mar 232003: Apr 112004: Feb 282005: Mar 182006: Mar 262007: Mar 62008: Apr 152009: Apr 82010: Mar 52011: Mar 112012: Feb 262013: Apr 202014: Apr 172015: Mar 92016: Mar 232022: Mar 13

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201951: Nov 31952: Oct 161953: Oct 301954: Oct 301955: Oct 251956: Nov 91957: Oct 271958: Nov 291959: Nov 61960: Nov 111961: Oct 271962: Nov 41963: Nov 21965: Oct 251966: Nov 31967: Nov 41968: Nov 121969: Nov 51970: Nov 61971: Nov 51972: Nov 231973: Dec 61974: Nov 151975: Nov 141976: Oct 181977: Nov 101978: Nov 91979: Nov 41980: Oct 251981: Nov 211982: Nov 51983: Nov 121984: Nov 121985: Dec 21986: Nov 141987: Nov 111988: Nov 171989: Oct 201990: Nov 61991: Nov 41992: Nov 61993: Oct 311994: Dec 11995: Nov 41996: Nov 91997: Nov 91998: Nov 61999: Oct 242000: Oct 102001: Oct 192002: Nov 132003: Nov 242004: Dec 12006: Nov 32007: Nov 72008: Oct 282009: Nov 262010: Oct 302011: Oct 202013: Nov 142014: Nov 12015: Nov 222021: Nov 27

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
2022Mar 13no dataMar 12no data
2021no dataNov 27no datanone
2016Mar 23no dataMar 22no data
2015Mar 9Nov 22Mar 9Nov 23
2014Apr 17Nov 1Mar 14Nov 14
2013Apr 20Nov 14Mar 28Nov 14
2012Feb 26no dataFeb 25no data
2011Mar 11Oct 20Feb 13Nov 18
2010Mar 5Oct 30Mar 4Nov 27
2009Apr 8Nov 26Mar 3Nov 26
2008Apr 15Oct 28Mar 10Nov 15
2007Mar 6Nov 7Mar 5Nov 16
2006Mar 26Nov 3Feb 21Nov 20
2005Mar 18no dataJan 25no data
2004Feb 28Dec 1Feb 27Dec 15
2003Apr 11Nov 24Feb 11Nov 25
2002Mar 23Nov 13Mar 23Nov 28
2001Mar 11Oct 19Feb 19Nov 21
2000Mar 13Oct 10Feb 20Nov 14
1999Mar 16Oct 24Feb 23Nov 26
1998Mar 22Nov 6Mar 13Dec 15
1997Mar 7Nov 9Feb 15Nov 16
1996Apr 7Nov 9Apr 7Dec 2
1995Mar 10Nov 4Mar 10Nov 12
1994Apr 8Dec 1Feb 27Dec 1
1993Mar 15Oct 31Mar 15Oct 31
1992Apr 3Nov 6Mar 11Nov 6
1991Mar 31Nov 4Feb 26Nov 4
1990Apr 8Nov 6Jan 14Nov 30
1989Apr 12Oct 20Apr 11Nov 17
1988Mar 19Nov 17Mar 16Nov 29
1987Apr 6Nov 11Apr 5Nov 12
1986Mar 23Nov 14Mar 22Nov 14
1985Feb 17Dec 2Feb 16Dec 2
1984Mar 7Nov 12Mar 1Nov 22
1983Apr 16Nov 12Mar 22Nov 26
1982Apr 11Nov 5Feb 14Nov 14
1981Mar 24Nov 21Feb 15Nov 21
1980Mar 18Oct 25Mar 4Nov 19
1979Mar 8Nov 4Mar 5Nov 14
1978Mar 28Nov 9Mar 5Dec 5
1977Mar 23Nov 10Feb 28Dec 7
1976Mar 17Oct 18Feb 8Nov 22
1975Apr 4Nov 14Mar 5Nov 14
1974Feb 28Nov 15Feb 27Nov 15
1973Apr 11Dec 6Feb 19Dec 7
1972Mar 6Nov 23Mar 3Dec 16
1971Apr 3Nov 5Mar 8Nov 8
1970Mar 15Nov 6Mar 14Nov 16
1969Mar 12Nov 5Mar 11Nov 15
1968Mar 25Nov 12Mar 25Nov 12
1967Mar 8Nov 4Mar 8Nov 5
1966Mar 26Nov 3Mar 25Nov 3
1965Mar 22Oct 25Mar 22Dec 1
1964Mar 16no dataFeb 28no data
1963Mar 23Nov 2Feb 23Nov 14
1962Apr 3Nov 4Mar 6Dec 10
1961Mar 10Oct 27Feb 11Nov 9
1960Mar 18Nov 11Mar 12Nov 11
1959Apr 14Nov 6Feb 21Nov 7
1958Mar 20Nov 29Feb 19Nov 29
1957Mar 8Oct 27Mar 8Dec 11
1956Mar 20Nov 9Mar 8Nov 9
1955Mar 29Oct 25Mar 29Nov 4
1954Mar 16Oct 30Mar 16Nov 3
1953Feb 23Oct 30Feb 22Nov 10
1952Mar 24Oct 16Feb 5Oct 29
1951Mar 20Nov 3Feb 8Nov 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.