Last Frost Day

Frost history / Oberlin Fire Twr, LA

Oberlin Fire Twr, LA: frost dates by year

Last spring and first fall frost at NOAA station USC00166938, 1954 to 2025, measured from daily minimum temperatures.

Elevation 65 ft, 30.604, -92.774. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 5Nov 21
EarliestJan 13 (1990)Oct 19 (2022)
LatestApr 7 (1971)Dec 26 (2001)
Trend2.3 days earlier per decadelittle change (less than half a day per decade)
Years with data6870, 3 with no freeze

At 28°F (hard freeze) the median last spring date is Feb 13 and the median first fall date is Dec 8.

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 1519601970198019902000201020201954: Mar 161955: Mar 301956: Mar 91957: Mar 81959: Feb 211960: Mar 41961: Feb 91962: Mar 161963: Mar 61964: Mar 101965: Mar 211966: Mar 71967: Mar 71968: Mar 241969: Mar 101970: Mar 141971: Apr 71972: Feb 91973: Feb 161974: Feb 271975: Mar 51976: Feb 231977: Feb 281978: Mar 101979: Feb 261980: Mar 31981: Feb 141982: Mar 71983: Mar 121984: Mar 71985: Feb 161986: Mar 221987: Apr 51988: Mar 191989: Mar 91990: Jan 131991: Feb 161992: Jan 241993: Mar 141994: Feb 141995: Feb 121996: Mar 111997: Feb 91998: Mar 121999: Feb 222000: Feb 62001: Feb 182002: Mar 52003: Jan 252004: Feb 82005: Feb 272006: Feb 202007: Mar 52008: Mar 82009: Mar 22010: Mar 42011: Feb 132012: Feb 132013: Mar 262014: Mar 52015: Mar 72016: Mar 212018: Jan 312019: Mar 62020: Feb 272021: Feb 212024: Feb 192025: Feb 21

First fall frost (32°F)

Oct 12Oct 27Nov 11Nov 26Dec 11Dec 26Jan 1019601970198019902000201020201954: Nov 11955: Nov 41956: Nov 91957: Oct 271958: Nov 291960: Dec 11961: Nov 301962: Dec 61963: Nov 141964: Nov 221965: Dec 11966: Nov 31967: Nov 41968: Nov 121969: Nov 151970: Nov 161972: Dec 11973: Dec 71974: Dec 11975: Nov 141976: Oct 211977: Nov 111978: Dec 51979: Nov 141980: Nov 191981: Nov 211982: Dec 131983: Nov 251984: Nov 221985: Dec 21987: Nov 111988: Dec 61989: Oct 201990: Dec 41991: Nov 41992: Nov 281993: Oct 311994: Dec 121995: Nov 301996: Dec 191997: Nov 161998: Dec 161999: Dec 12000: Nov 222001: Dec 262002: Nov 292003: Nov 252004: Dec 152005: Nov 182006: Nov 212007: Dec 42008: Nov 162009: Nov 272010: Nov 272011: Nov 112012: Nov 252013: Nov 132014: Nov 142015: Nov 232016: Nov 202017: Oct 292018: Nov 152019: Nov 132022: Oct 192023: Nov 22024: Dec 62025: Nov 11

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
2025Feb 21Nov 11Feb 21Dec 15
2024Feb 19Dec 6Jan 21none
2023no dataNov 2no dataDec 28
2022no dataOct 19no dataDec 20
2021Feb 21noneFeb 21none
2020Feb 27no datanoneno data
2019Mar 6Nov 13Mar 6Nov 13
2018Jan 31Nov 15Jan 25Nov 15
2017no dataOct 29no dataDec 9
2016Mar 21Nov 20Feb 5Dec 19
2015Mar 7Nov 23Mar 7none
2014Mar 5Nov 14Mar 4Nov 15
2013Mar 26Nov 13Mar 3Nov 28
2012Feb 13Nov 25Feb 12Dec 13
2011Feb 13Nov 11Feb 13Dec 8
2010Mar 4Nov 27Feb 25Dec 7
2009Mar 2Nov 27Jan 21Dec 5
2008Mar 8Nov 16Jan 21Dec 2
2007Mar 5Dec 4Feb 16Dec 25
2006Feb 20Nov 21noneDec 5
2005Feb 27Nov 18Jan 24none
2004Feb 8Dec 15Jan 28Dec 15
2003Jan 25Nov 25Jan 25none
2002Mar 5Nov 29Mar 2none
2001Feb 18Dec 26Feb 10Dec 27
2000Feb 6Nov 22Feb 6Dec 17
1999Feb 22Dec 1Jan 10Dec 22
1998Mar 12Dec 16nonenone
1997Feb 9Nov 16Feb 9none
1996Mar 11Dec 19Mar 10Dec 19
1995Feb 12Nov 30Jan 6Dec 10
1994Feb 14Dec 12Feb 2none
1993Mar 14Oct 31Mar 14Oct 31
1992Jan 24Nov 28Jan 20Nov 28
1991Feb 16Nov 4noneNov 4
1990Jan 13Dec 4noneDec 5
1989Mar 9Oct 20Mar 6Dec 13
1988Mar 19Dec 6Feb 12Dec 18
1987Apr 5Nov 11Jan 23none
1986Mar 22noneMar 1none
1985Feb 16Dec 2Feb 8Dec 14
1984Mar 7Nov 22Feb 28Dec 7
1983Mar 12Nov 25Jan 16Dec 23
1982Mar 7Dec 13Feb 10Dec 13
1981Feb 14Nov 21Feb 13Dec 18
1980Mar 3Nov 19Mar 3Dec 21
1979Feb 26Nov 14Feb 10Nov 29
1978Mar 10Dec 5Mar 5Dec 10
1977Feb 28Nov 11Feb 16Dec 10
1976Feb 23Oct 21Jan 28Nov 29
1975Mar 5Nov 14Feb 7Nov 23
1974Feb 27Dec 1Feb 26Dec 1
1973Feb 16Dec 7Feb 11Dec 8
1972Feb 9Dec 1Feb 8Dec 16
1971Apr 7noneMar 8none
1970Mar 14Nov 16Feb 10Nov 16
1969Mar 10Nov 15Jan 13Nov 15
1968Mar 24Nov 12Mar 1Nov 12
1967Mar 7Nov 4Feb 25Dec 23
1966Mar 7Nov 3Mar 7Nov 3
1965Mar 21Dec 1Mar 21Dec 8
1964Mar 10Nov 22Feb 23Dec 1
1963Mar 6Nov 14Feb 22Dec 15
1962Mar 16Dec 6Jan 13Dec 10
1961Feb 9Nov 30Jan 31Dec 24
1960Mar 4Dec 1Mar 4Dec 2
1959Feb 21no dataJan 23no data
1958no dataNov 29no dataNov 29
1957Mar 8Oct 27Mar 8Dec 1
1956Mar 9Nov 9Mar 8Nov 10
1955Mar 30Nov 4Mar 29Nov 4
1954Mar 16Nov 1Mar 15Dec 7

"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.