Last Frost Day

Frost history / Houston Hobby Ap, TX

Houston Hobby Ap, TX: frost dates by year

Last spring and first fall frost at NOAA station USW00012918, 1951 to 2024, measured from daily minimum temperatures.

Elevation 44 ft, 29.638, -95.282. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianFeb 11Dec 9
EarliestJan 3 (2008)Nov 3 (1951)
LatestMar 31 (1987)Dec 29 (1954)
Trend2.8 days earlier per decade0.7 days later per decade
Years with data73, 9 with no freeze74, 19 with no freeze

At 28°F (hard freeze) the median last spring date is Feb 5 and the median first fall date is Dec 14.

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 16Dec 31Jan 15Jan 30Feb 14Mar 1Mar 16Mar 31Apr 1519601970198019902000201020201951: Mar 131953: Jan 181954: Feb 81955: Mar 271956: Mar 81957: Jan 181958: Feb 161959: Jan 221960: Mar 41961: Feb 81962: Mar 11963: Feb 141964: Feb 231965: Mar 201966: Feb 51967: Feb 231968: Mar 11969: Jan 61970: Feb 41971: Mar 41972: Feb 41973: Feb 111974: Feb 251975: Feb 71976: Feb 231977: Jan 291978: Mar 101979: Feb 101980: Mar 31981: Feb 121982: Mar 71983: Jan 231984: Feb 71985: Feb 31987: Mar 311988: Feb 121989: Mar 71992: Jan 161993: Mar 141994: Feb 101996: Mar 101997: Jan 141999: Jan 52000: Jan 52001: Jan 212002: Mar 52003: Jan 242004: Jan 282006: Feb 122007: Feb 162008: Jan 32009: Jan 292010: Feb 252011: Feb 122012: Jan 132013: Jan 172014: Mar 42015: Jan 82017: Jan 82018: Jan 182019: Mar 52021: Feb 202022: Mar 122024: Jan 20

First fall frost (32°F)

Oct 27Nov 11Nov 26Dec 11Dec 26Jan 1019601970198019902000201020201951: Nov 31952: Dec 151953: Dec 151954: Dec 291955: Nov 291956: Nov 271957: Dec 111958: Nov 291959: Nov 71960: Dec 211961: Dec 131962: Dec 121963: Dec 31964: Dec 61966: Dec 111967: Dec 231968: Nov 121969: Nov 151970: Nov 161972: Dec 11973: Dec 191974: Nov 301975: Nov 231976: Nov 281977: Dec 211978: Dec 81979: Nov 291980: Nov 261981: Dec 181982: Dec 131983: Dec 191984: Dec 71985: Dec 131989: Dec 91990: Dec 221992: Nov 271993: Nov 271995: Dec 101996: Dec 181997: Dec 141998: Dec 262000: Dec 172004: Dec 242006: Dec 52008: Dec 102009: Dec 42010: Dec 92011: Nov 282013: Dec 162016: Dec 192017: Dec 82018: Nov 152019: Nov 132020: Dec 12022: Dec 22

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
2024Jan 20noneJan 17none
2023nonenonenonenone
2022Mar 12Dec 22Feb 5Dec 22
2021Feb 20noneFeb 19none
2020noneDec 1nonenone
2019Mar 5Nov 13nonenone
2018Jan 18Nov 15Jan 18none
2017Jan 8Dec 8Jan 8none
2016noneDec 19nonenone
2015Jan 8nonenonenone
2014Mar 4noneJan 30none
2013Jan 17Dec 16nonenone
2012Jan 13nonenonenone
2011Feb 12Nov 28Feb 11none
2010Feb 25Dec 9Jan 11none
2009Jan 29Dec 4noneDec 5
2008Jan 3Dec 10nonenone
2007Feb 16nonenonenone
2006Feb 12Dec 5nonenone
2005nonenonenonenone
2004Jan 28Dec 24noneDec 26
2003Jan 24noneJan 18none
2002Mar 5noneMar 4none
2001Jan 21nonenonenone
2000Jan 5Dec 17nonenone
1999Jan 5nonenonenone
1998noneDec 26nonenone
1997Jan 14Dec 14nonenone
1996Mar 10Dec 18Feb 5Dec 19
1995noneDec 10nonenone
1994Feb 10noneFeb 2none
1993Mar 14Nov 27nonenone
1992Jan 16Nov 27nonenone
1991nonenonenonenone
1990no dataDec 22no dataDec 22
1989Mar 7Dec 9Mar 6Dec 13
1988Feb 12noneFeb 12none
1987Mar 31nonenonenone
1986nonenonenonenone
1985Feb 3Dec 13Feb 2Dec 14
1984Feb 7Dec 7Jan 21none
1983Jan 23Dec 19noneDec 22
1982Mar 7Dec 13Feb 6none
1981Feb 12Dec 18Feb 12none
1980Mar 3Nov 26Mar 3Nov 27
1979Feb 10Nov 29Feb 9none
1978Mar 10Dec 8Feb 22Dec 9
1977Jan 29Dec 21Jan 20Dec 21
1976Feb 23Nov 28Jan 9Nov 28
1975Feb 7Nov 23Feb 7none
1974Feb 25Nov 30nonenone
1973Feb 11Dec 19Feb 10Dec 21
1972Feb 4Dec 1Feb 4Dec 16
1971Mar 4noneMar 4none
1970Feb 4Nov 16Feb 3none
1969Jan 6Nov 15Jan 5Nov 15
1968Mar 1Nov 12Jan 14none
1967Feb 23Dec 23Feb 7none
1966Feb 5Dec 11Jan 30Dec 11
1965Mar 20noneMar 4none
1964Feb 23Dec 6Feb 22none
1963Feb 14Dec 3Feb 14Dec 15
1962Mar 1Dec 12Jan 13Dec 13
1961Feb 8Dec 13Jan 29none
1960Mar 4Dec 21Feb 26none
1959Jan 22Nov 7Jan 22Nov 18
1958Feb 16Nov 29Feb 13none
1957Jan 18Dec 11Jan 18Dec 11
1956Mar 8Nov 27nonenone
1955Mar 27Nov 29Feb 12Dec 16
1954Feb 8Dec 29Jan 22none
1953Jan 18Dec 15Jan 18Dec 23
1952noneDec 15noneDec 15
1951Mar 13Nov 3Feb 16Nov 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.