Last Frost Day

Frost history / Socorro, NM

Socorro, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00298387, 1951 to 2025, measured from daily minimum temperatures.

Elevation 4,593 ft, 34.061, -106.884. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 24Oct 21
EarliestMar 24 (2022)Sep 29 (2013)
LatestMay 21 (1972)Nov 17 (1963)
Trendlittle change (less than half a day per decade)1.0 days earlier per decade
Years with data6149

At 28°F (hard freeze) the median last spring date is Apr 9 and the median first fall date is Oct 30.

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)

Mar 16Mar 31Apr 15Apr 30May 15May 3019601970198019902000201020201951: Apr 151952: Mar 281953: May 111954: May 21955: Apr 131956: Apr 161957: Apr 81958: Apr 151959: Apr 121960: Apr 41961: Apr 161962: Apr 71963: Apr 231964: Apr 81965: Apr 161966: Apr 61967: May 151968: Apr 251969: Apr 281970: May 11971: May 191972: May 211973: May 31974: Apr 291975: May 81976: May 11977: Apr 211978: May 21979: Apr 141980: Apr 261981: Apr 61982: Apr 241983: May 41984: Apr 301985: May 141986: Apr 141987: Apr 231988: May 31990: Apr 31991: May 61993: May 21994: Apr 301995: Apr 251996: Apr 301997: Apr 141998: Apr 282000: Apr 42001: Apr 242002: May 72003: May 112006: Apr 82007: Apr 142008: May 32013: May 32014: May 152020: Apr 152021: Apr 182022: Mar 242023: Apr 72024: Apr 102025: Apr 21

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Oct 231952: Oct 161953: Oct 261954: Oct 281955: Oct 301956: Oct 211957: Oct 241958: Oct 311959: Nov 51960: Oct 311961: Oct 261962: Nov 81963: Nov 171964: Oct 201965: Nov 31967: Oct 161968: Oct 171970: Oct 91971: Oct 201972: Oct 241974: Oct 311975: Oct 141976: Oct 81978: Oct 271982: Oct 91990: Oct 91991: Oct 221992: Oct 81993: Oct 201994: Oct 91995: Oct 61996: Oct 211997: Oct 141998: Oct 61999: Oct 182000: Nov 22001: Oct 142002: Oct 202005: Nov 12007: Oct 82008: Oct 232013: Sep 292014: Nov 52019: Oct 112020: Oct 262021: Oct 132023: Nov 12024: Oct 312025: Oct 31

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
2025Apr 21Oct 31Apr 20Nov 10
2024Apr 10Oct 31Apr 10Oct 31
2023Apr 7Nov 1Apr 6Nov 1
2022Mar 24no dataMar 23no data
2021Apr 18Oct 13Mar 24Nov 12
2020Apr 15Oct 26Feb 28Oct 26
2019no dataOct 11no dataOct 25
2014May 15Nov 5May 15Nov 6
2013May 3Sep 29May 3Oct 19
2008May 3Oct 23Apr 28Oct 23
2007Apr 14Oct 8Apr 1Oct 22
2006Apr 8no dataMar 23no data
2005no dataNov 1no dataNov 1
2003May 11no dataApr 1no data
2002May 7Oct 20Mar 26Oct 30
2001Apr 24Oct 14Apr 12Nov 20
2000Apr 4Nov 2Apr 2Nov 2
1999no dataOct 18no dataOct 18
1998Apr 28Oct 6Apr 19Nov 10
1997Apr 14Oct 14Mar 26Oct 26
1996Apr 30Oct 21Apr 15Oct 22
1995Apr 25Oct 6Apr 18Nov 11
1994Apr 30Oct 9Apr 6Oct 10
1993May 2Oct 20Apr 20Oct 21
1992no dataOct 8no dataOct 8
1991May 6Oct 22Apr 29Oct 24
1990Apr 3Oct 9Mar 18Oct 10
1988May 3no dataApr 11no data
1987Apr 23no dataApr 16no data
1986Apr 14no dataMar 24no data
1985May 14no dataApr 2no data
1984Apr 30no dataApr 21no data
1983May 4no dataMay 4no data
1982Apr 24Oct 9Mar 21Oct 10
1981Apr 6no dataApr 5no data
1980Apr 26no dataApr 15no data
1979Apr 14no dataApr 14no data
1978May 2Oct 27Apr 18Nov 17
1977Apr 21no dataApr 7no data
1976May 1Oct 8Apr 26Oct 8
1975May 8Oct 14Apr 14Oct 16
1974Apr 29Oct 31Apr 16Nov 1
1973May 3no dataApr 17no data
1972May 21Oct 24Apr 22Nov 1
1971May 19Oct 20May 19Oct 20
1970May 1Oct 9Apr 6Oct 9
1969Apr 28no dataApr 28no data
1968Apr 25Oct 17Apr 24Oct 17
1967May 15Oct 16May 2Oct 28
1966Apr 6no dataApr 5no data
1965Apr 16Nov 3Mar 26Nov 27
1964Apr 8Oct 20Mar 27Nov 6
1963Apr 23Nov 17Mar 20Nov 18
1962Apr 7Nov 8Mar 31Nov 9
1961Apr 16Oct 26Apr 9Nov 3
1960Apr 4Oct 31Apr 3Oct 31
1959Apr 12Nov 5Mar 22Nov 6
1958Apr 15Oct 31Apr 14Oct 31
1957Apr 8Oct 24Apr 3Nov 7
1956Apr 16Oct 21Apr 4Oct 26
1955Apr 13Oct 30Apr 1Oct 30
1954May 2Oct 28Mar 26Oct 31
1953May 11Oct 26Apr 12Oct 27
1952Mar 28Oct 16Mar 28Nov 5
1951Apr 15Oct 23Apr 13Oct 24

"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.