Last Frost Day

Frost history / Lake Maloya, NM

Lake Maloya, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00294742, 1951 to 2022, measured from daily minimum temperatures.

Elevation 7,400 ft, 36.983, -104.375. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 29Sep 22
EarliestMay 3 (1994)Sep 3 (1961)
LatestJun 19 (1973)Oct 16 (2015)
Trend0.6 days earlier per decade1.2 days later per decade
Years with data5059

At 28°F (hard freeze) the median last spring date is May 11 and the median first fall date is Oct 4.

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)

Apr 15Apr 30May 15May 30Jun 14Jun 2919601970198019902000201020201951: Jun 21952: May 291954: Jun 101955: Jun 51956: May 161958: May 101959: May 261960: May 221961: May 151962: May 301963: May 131965: May 291966: May 241967: May 211968: Jun 101969: Jun 121970: Jun 121971: Jun 41972: May 231973: Jun 191974: May 211975: Jun 111976: Jun 161977: May 221978: May 181979: Jun 101980: Jun 21981: Jun 161983: May 231984: May 101987: May 311988: Jun 21989: May 41990: Jun 31991: Jun 31992: May 291993: Jun 81994: May 31995: May 311996: May 281997: May 131998: Jun 181999: Jun 52004: May 312014: May 182015: May 182018: May 32019: May 292020: Jun 102022: May 26

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 2719601970198019902000201020201951: Sep 161952: Oct 21953: Sep 41954: Sep 211955: Oct 71957: Sep 211958: Sep 171959: Sep 131960: Sep 241961: Sep 31962: Sep 91964: Sep 271965: Sep 171966: Sep 301967: Sep 281968: Sep 171969: Oct 51970: Sep 221971: Sep 51972: Sep 221973: Sep 31974: Sep 251975: Sep 221976: Sep 291977: Sep 241978: Sep 211979: Sep 151980: Oct 21982: Sep 191983: Sep 201984: Sep 251985: Sep 221986: Sep 251987: Sep 281988: Sep 181989: Sep 121990: Oct 41991: Sep 231992: Sep 261993: Sep 141994: Sep 221995: Sep 211996: Sep 191997: Oct 91998: Oct 52001: Sep 92002: Sep 202003: Sep 142004: Sep 232012: Sep 142013: Sep 282014: Oct 32015: Oct 162016: Sep 262017: Oct 72018: Sep 262019: Oct 72020: Sep 92021: Sep 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
2022May 26no dataMay 22no data
2021no dataSep 22no dataOct 13
2020Jun 10Sep 9May 11Sep 9
2019May 29Oct 7May 25Oct 7
2018May 3Sep 26May 3Oct 11
2017no dataOct 7no dataOct 10
2016no dataSep 26no dataOct 5
2015May 18Oct 16May 16Oct 28
2014May 18Oct 3May 16Oct 14
2013no dataSep 28no dataSep 29
2012no dataSep 14no dataOct 7
2004May 31Sep 23May 2Oct 14
2003no dataSep 14no dataSep 19
2002no dataSep 20no dataOct 4
2001no dataSep 9no dataSep 9
1999Jun 5no dataMay 8no data
1998Jun 18Oct 5Apr 30Oct 5
1997May 13Oct 9May 4Oct 9
1996May 28Sep 19May 1Sep 27
1995May 31Sep 21May 9Sep 21
1994May 3Sep 22May 1Sep 22
1993Jun 8Sep 14May 11Sep 14
1992May 29Sep 26Apr 22Oct 7
1991Jun 3Sep 23May 6Oct 6
1990Jun 3Oct 4Jun 3Oct 9
1989May 4Sep 12May 4Oct 16
1988Jun 2Sep 18May 8Sep 28
1987May 31Sep 28May 9Oct 18
1986no dataSep 25no dataOct 11
1985no dataSep 22no dataSep 23
1984May 10Sep 25May 10Sep 25
1983May 23Sep 20May 20Sep 20
1982no dataSep 19no dataSep 19
1981Jun 16no dataMay 17no data
1980Jun 2Oct 2May 17Oct 11
1979Jun 10Sep 15May 13Oct 4
1978May 18Sep 21May 18Sep 21
1977May 22Sep 24Apr 22Oct 2
1976Jun 16Sep 29May 9Oct 7
1975Jun 11Sep 22May 24Sep 22
1974May 21Sep 25May 21Sep 28
1973Jun 19Sep 3May 7Sep 3
1972May 23Sep 22May 13Sep 30
1971Jun 4Sep 5Jun 4Sep 18
1970Jun 12Sep 22May 15Sep 23
1969Jun 12Oct 5Jun 12Oct 5
1968Jun 10Sep 17May 17Sep 17
1967May 21Sep 28May 15Oct 8
1966May 24Sep 30May 13Oct 14
1965May 29Sep 17May 11Sep 21
1964no dataSep 27no dataSep 27
1963May 13no dataApr 30no data
1962May 30Sep 9May 2Sep 10
1961May 15Sep 3May 6Sep 4
1960May 22Sep 24May 7Oct 15
1959May 26Sep 13May 26Sep 25
1958May 10Sep 17Apr 30Oct 10
1957no dataSep 21no dataOct 24
1956May 16no dataMay 15no data
1955Jun 5Oct 7May 4Oct 7
1954Jun 10Sep 21Jun 3Oct 14
1953no dataSep 4no dataOct 6
1952May 29Oct 2May 11Oct 6
1951Jun 2Sep 16May 4Sep 16

"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.