Last Frost Day

Frost history / Gila Bend 2SE, AZ

Gila Bend 2SE, AZ: frost dates by year

Last spring and first fall frost at NOAA station USC00023393, 1951 to 2025, measured from daily minimum temperatures.

Elevation 794 ft, 32.938, -112.681. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianFeb 6Dec 4
EarliestJan 6 (1970)Oct 20 (1969)
LatestApr 3 (1955)Dec 31 (1987)
Trend3.8 days earlier per decade2.5 days later per decade
Years with data63, 7 with no freeze62, 13 with no freeze

At 28°F (hard freeze) the median last spring date is Jan 30 and the median first fall date is Dec 12.

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 1519601970198019902000201020201951: Mar 41952: Mar 51953: Feb 241954: Mar 141955: Apr 31956: Mar 131957: Jan 311958: Feb 281959: Feb 281962: Mar 11963: Jan 221965: Mar 51966: Mar 41967: Jan 181968: Jan 71969: Feb 231970: Jan 61971: Mar 31972: Feb 11973: Jan 281974: Feb 71975: Feb 231976: Jan 61977: Feb 261978: Jan 251979: Feb 61981: Feb 11982: Feb 31983: Jan 211984: Feb 171985: Feb 71987: Jan 221988: Jan 231989: Feb 71990: Feb 161991: Jan 301994: Feb 31996: Jan 261997: Feb 71998: Jan 71999: Feb 122000: Jan 112002: Feb 52003: Feb 62004: Feb 142006: Jan 222007: Mar 22008: Feb 62009: Jan 282011: Feb 112012: Jan 132021: Feb 282022: Feb 32023: Feb 152024: Jan 112025: Jan 20

First fall frost (32°F)

Oct 12Oct 27Nov 11Nov 26Dec 11Dec 26Jan 1019601970198019902000201020201951: Dec 81952: Nov 291953: Nov 191954: Dec 131955: Nov 231956: Nov 31957: Nov 241958: Nov 151959: Dec 281962: Dec 261964: Nov 191967: Dec 41968: Nov 261969: Oct 201971: Oct 311972: Dec 121973: Dec 251974: Dec 111976: Nov 281978: Dec 71979: Nov 211981: Dec 231983: Nov 231984: Nov 271987: Dec 311988: Nov 211989: Nov 281990: Dec 181992: Nov 251993: Dec 221995: Dec 211996: Dec 41997: Dec 131998: Dec 61999: Nov 232000: Nov 182001: Dec 162002: Dec 192003: Nov 242004: Nov 302005: Nov 282006: Nov 302007: Dec 222008: Dec 272009: Dec 52010: Nov 262011: Dec 52012: Dec 282020: Dec 30

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
2025Jan 20no dataJan 14no data
2024Jan 11nonenonenone
2023Feb 15nonenonenone
2022Feb 3nonenonenone
2021Feb 28nonenonenone
2020no dataDec 30no datanone
2012Jan 13Dec 28nonenone
2011Feb 11Dec 5Feb 4none
2010noneNov 26noneNov 27
2009Jan 28Dec 5noneDec 25
2008Feb 6Dec 27Jan 18none
2007Mar 2Dec 22Jan 23Dec 26
2006Jan 22Nov 30Jan 21Nov 30
2005noneNov 28noneDec 5
2004Feb 14Nov 30Feb 14Nov 30
2003Feb 6Nov 24noneDec 28
2002Feb 5Dec 19Jan 31none
2001no dataDec 16no datanone
2000Jan 11Nov 18Jan 4Dec 20
1999Feb 12Nov 23noneDec 15
1998Jan 7Dec 6noneDec 22
1997Feb 7Dec 13Jan 8none
1996Jan 26Dec 4noneDec 20
1995noneDec 21nonenone
1994Feb 3no dataFeb 2no data
1993noneDec 22noneDec 22
1992noneNov 25noneDec 14
1991Jan 30noneJan 30none
1990Feb 16Dec 18Feb 16Dec 23
1989Feb 7Nov 28Feb 7none
1988Jan 23Nov 21noneDec 27
1987Jan 22Dec 31Jan 21none
1986nonenonenonenone
1985Feb 7noneFeb 3none
1984Feb 17Nov 27Jan 20Nov 27
1983Jan 21Nov 23nonenone
1982Feb 3nonenonenone
1981Feb 1Dec 23nonenone
1980nonenonenonenone
1979Feb 6Nov 21noneNov 22
1978Jan 25Dec 7noneDec 7
1977Feb 26noneJan 11none
1976Jan 6Nov 28Jan 3none
1975Feb 23noneFeb 23none
1974Feb 7Dec 11Feb 7Dec 24
1973Jan 28Dec 25Jan 22none
1972Feb 1Dec 12Feb 1Dec 12
1971Mar 3Oct 31Mar 2Dec 12
1970Jan 6noneJan 6none
1969Feb 23Oct 20Feb 14none
1968Jan 7Nov 26Jan 1Dec 11
1967Jan 18Dec 4Jan 8Dec 10
1966Mar 4no dataMar 3no data
1965Mar 5noneFeb 12none
1964no dataNov 19no dataDec 15
1963Jan 22no dataJan 21no data
1962Mar 1Dec 26Feb 28none
1959Feb 28Dec 28Jan 30none
1958Feb 28Nov 15Jan 23Nov 16
1957Jan 31Nov 24nonenone
1956Mar 13Nov 3Feb 3Nov 3
1955Apr 3Nov 23Mar 21none
1954Mar 14Dec 13Jan 11Dec 28
1953Feb 24Nov 19Feb 24Dec 7
1952Mar 5Nov 29Jan 9none
1951Mar 4Dec 8Jan 9Dec 8

"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.