Last Frost Day

Frost history / El Vado Dam, NM

El Vado Dam, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00292837, 1954 to 2025, measured from daily minimum temperatures.

Elevation 6,740 ft, 36.593, -106.730. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianJun 15Sep 16
EarliestMay 22 (2000)Aug 8 (2009)
LatestJul 15 (1962)Oct 14 (2022)
Trend1.2 days earlier per decade1.6 days later per decade
Years with data6567

At 28°F (hard freeze) the median last spring date is May 29 and the median first fall date is Sep 25.

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)

May 15May 30Jun 14Jun 29Jul 14Jul 2919601970198019902000201020201955: Jun 181956: May 311957: Jun 181958: Jun 151959: Jun 111960: Jun 121961: Jun 131962: Jul 151963: Jun 111965: Jun 281966: Jun 41967: Jun 11968: Jul 21969: Jun 271970: Jun 191971: Jun 131972: May 271973: Jun 201974: Jun 101975: Jun 261976: Jun 261977: Jun 161978: Jun 201979: Jun 201980: Jun 161981: Jun 191982: Jun 151983: Jun 161984: Jun 101985: Jun 281986: May 231987: Jun 11988: Jun 11989: Jun 31990: Jun 171991: Jun 231992: Jun 171993: Jun 251994: Jun 91995: Jun 121996: Jun 231997: Jul 21998: Jun 191999: Jun 112000: May 222001: Jun 162002: Jun 242003: Jun 262004: Jul 22005: Jun 152006: May 312007: Jun 82008: Jun 152009: Jun 82010: Jun 22011: Jun 132012: May 302013: Jun 42014: Jun 152015: May 262019: Jun 232020: Jun 92023: Jun 252024: May 292025: May 27

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 12Oct 2719601970198019902000201020201954: Sep 191955: Sep 211956: Sep 11957: Sep 121958: Sep 151959: Sep 21960: Aug 181961: Sep 51962: Aug 251963: Sep 291964: Aug 211965: Sep 151966: Sep 161967: Sep 141968: Aug 241969: Sep 241970: Sep 151971: Sep 51972: Sep 221973: Sep 31974: Sep 191975: Aug 301976: Oct 51977: Sep 181978: Aug 281979: Sep 291980: Sep 171981: Sep 201982: Sep 291983: Sep 211984: Sep 301985: Sep 81986: Sep 181987: Sep 91988: Sep 161989: Sep 91990: Oct 41991: Sep 161992: Sep 61993: Sep 151994: Sep 151995: Sep 221996: Sep 191997: Oct 51998: Sep 261999: Sep 212001: Sep 82002: Aug 252003: Sep 112004: Sep 162005: Sep 132006: Sep 172007: Sep 132008: Sep 52009: Aug 82010: Aug 252011: Sep 262012: Sep 182013: Sep 282014: Sep 112016: Sep 162017: Sep 262019: Sep 222022: Oct 142023: Sep 222024: Oct 52025: Sep 18

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
2025May 27Sep 18May 21Oct 5
2024May 29Oct 5May 21Oct 22
2023Jun 25Sep 22May 13Oct 5
2022no dataOct 14no dataOct 15
2020Jun 9no dataJun 9no data
2019Jun 23Sep 22May 30Oct 7
2017no dataSep 26no dataSep 26
2016no dataSep 16no dataSep 17
2015May 26no dataMay 12no data
2014Jun 15Sep 11May 16Oct 3
2013Jun 4Sep 28May 28Sep 28
2012May 30Sep 18May 30Sep 20
2011Jun 13Sep 26Jun 12Oct 9
2010Jun 2Aug 25May 26Oct 9
2009Jun 8Aug 8May 18Sep 22
2008Jun 15Sep 5Jun 15Sep 5
2007Jun 8Sep 13Jun 8Sep 25
2006May 31Sep 17May 30Sep 17
2005Jun 15Sep 13May 13Sep 13
2004Jul 2Sep 16May 24Sep 16
2003Jun 26Sep 11May 13Sep 19
2002Jun 24Aug 25Jun 24Oct 4
2001Jun 16Sep 8Jun 15Sep 9
2000May 22no dataMay 18no data
1999Jun 11Sep 21Jun 5Sep 22
1998Jun 19Sep 26Jun 18Oct 6
1997Jul 2Oct 5May 3Oct 9
1996Jun 23Sep 19Jun 2Sep 28
1995Jun 12Sep 22May 26Sep 22
1994Jun 9Sep 15May 21Sep 28
1993Jun 25Sep 15Jun 8Sep 25
1992Jun 17Sep 6Apr 27Sep 26
1991Jun 23Sep 16May 29Sep 16
1990Jun 17Oct 4Jun 17Oct 4
1989Jun 3Sep 9May 26Sep 14
1988Jun 1Sep 16Jun 1Sep 19
1987Jun 1Sep 9May 30Sep 18
1986May 23Sep 18May 23Oct 4
1985Jun 28Sep 8May 15Sep 13
1984Jun 10Sep 30May 10Sep 30
1983Jun 16Sep 21Jun 15Sep 21
1982Jun 15Sep 29Jun 9Sep 29
1981Jun 19Sep 20Jun 16Sep 27
1980Jun 16Sep 17May 30Sep 22
1979Jun 20Sep 29May 15Oct 5
1978Jun 20Aug 28May 18Sep 20
1977Jun 16Sep 18May 23Sep 22
1976Jun 26Oct 5Jun 15Oct 7
1975Jun 26Aug 30Jun 26Sep 22
1974Jun 10Sep 19May 22Sep 27
1973Jun 20Sep 3Jun 19Sep 3
1972May 27Sep 22May 26Sep 30
1971Jun 13Sep 5Jun 5Sep 6
1970Jun 19Sep 15Jun 16Sep 17
1969Jun 27Sep 24May 2Oct 5
1968Jul 2Aug 24May 25Sep 6
1967Jun 1Sep 14May 18Oct 7
1966Jun 4Sep 16May 19Sep 16
1965Jun 28Sep 15Jun 2Sep 21
1964no dataAug 21no dataOct 3
1963Jun 11Sep 29Jun 10Oct 5
1962Jul 15Aug 25Jun 10Sep 10
1961Jun 13Sep 5Jun 4Sep 5
1960Jun 12Aug 18May 26Sep 24
1959Jun 11Sep 2May 29Sep 25
1958Jun 15Sep 15Jun 13Oct 4
1957Jun 18Sep 12Jun 17Sep 15
1956May 31Sep 1May 18Sep 22
1955Jun 18Sep 21May 28Sep 21
1954no dataSep 19no dataOct 12

"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.