Last Frost Day

Frost history / Alamogordo, NM

Alamogordo, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00290199, 1951 to 2006, measured from daily minimum temperatures.

Elevation 4,380 ft, 32.918, -105.955. Download the data (JSON) · NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 3Nov 2
EarliestMar 6 (1997)Oct 15 (1966)
LatestApr 27 (1975)Nov 29 (2006)
Trend3.9 days earlier per decade2.2 days later per decade
Years with data4750

At 28°F (hard freeze) the median last spring date is Mar 19 and the median first fall date is Nov 13.

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 1Mar 16Mar 31Apr 15Apr 30May 15196019701980199020001951: Apr 131952: Mar 281954: Mar 281955: Apr 241958: Apr 141959: Apr 131960: Apr 31961: Apr 151962: Apr 121964: Apr 81965: Apr 161966: Apr 51967: Apr 141968: Apr 241969: Mar 261970: Apr 51971: Apr 21972: Mar 311973: Apr 91974: Apr 51975: Apr 271976: Mar 221977: Apr 41978: Mar 141980: Apr 141981: Apr 41982: Mar 211983: Apr 151984: Mar 291985: Mar 301986: Mar 201987: Apr 31988: Apr 11989: Mar 211990: Mar 171991: Mar 311992: Mar 121993: Mar 131994: Mar 291995: Mar 81996: Apr 61997: Mar 61998: Mar 311999: Apr 52004: Apr 122005: Apr 12006: Mar 23

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 11196019701980199020001951: Nov 61952: Oct 211953: Oct 211954: Nov 41955: Nov 41956: Oct 261957: Nov 71958: Nov 11959: Nov 61960: Oct 311961: Nov 21962: Nov 81963: Nov 181964: Nov 51965: Nov 121966: Oct 151967: Oct 311968: Oct 181969: Oct 311970: Oct 281971: Nov 21973: Nov 211974: Nov 41975: Nov 121976: Oct 201977: Nov 21979: Oct 311980: Oct 291981: Oct 241982: Oct 291983: Nov 101984: Nov 101985: Nov 21986: Nov 91987: Nov 101988: Nov 171989: Oct 301990: Nov 51991: Oct 301992: Nov 31993: Oct 301994: Nov 151995: Nov 281996: Oct 221997: Oct 261998: Nov 112003: Nov 232004: Nov 12005: Nov 162006: Nov 29

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
2006Mar 23Nov 29Feb 12Nov 30
2005Apr 1Nov 16Mar 27Nov 28
2004Apr 12Nov 1Feb 14Nov 30
2003no dataNov 23no dataNov 23
1999Apr 5no dataMar 19no data
1998Mar 31Nov 11Mar 2Dec 7
1997Mar 6Oct 26Mar 2Oct 26
1996Apr 6Oct 22Mar 9Oct 22
1995Mar 8Nov 28Mar 8Nov 28
1994Mar 29Nov 15Mar 28Nov 20
1993Mar 13Oct 30Mar 13Oct 30
1992Mar 12Nov 3Feb 25Nov 4
1991Mar 31Oct 30Mar 31Oct 31
1990Mar 17Nov 5Feb 23Nov 28
1989Mar 21Oct 30Mar 6Nov 2
1988Apr 1Nov 17Apr 1Nov 17
1987Apr 3Nov 10Apr 3Nov 16
1986Mar 20Nov 9Feb 11Nov 24
1985Mar 30Nov 2Mar 5Nov 15
1984Mar 29Nov 10Mar 7Nov 28
1983Apr 15Nov 10Apr 9Nov 23
1982Mar 21Oct 29Mar 7Nov 12
1981Apr 4Oct 24Mar 8Nov 20
1980Apr 14Oct 29Apr 13Oct 29
1979no dataOct 31no dataOct 31
1978Mar 14no dataFeb 22no data
1977Apr 4Nov 2Apr 4Nov 9
1976Mar 22Oct 20Feb 23Nov 13
1975Apr 27Nov 12Apr 13Nov 13
1974Apr 5Nov 4Mar 5Nov 26
1973Apr 9Nov 21Apr 9Nov 21
1972Mar 31no dataMar 31no data
1971Apr 2Nov 2Mar 19Nov 19
1970Apr 5Oct 28Apr 5Oct 28
1969Mar 26Oct 31Mar 25Nov 3
1968Apr 24Oct 18Mar 22Nov 9
1967Apr 14Oct 31Mar 8Nov 4
1966Apr 5Oct 15Mar 23Nov 2
1965Apr 16Nov 12Mar 21Nov 27
1964Apr 8Nov 5Apr 5Nov 5
1963no dataNov 18no dataNov 23
1962Apr 12Nov 8Mar 16Nov 18
1961Apr 15Nov 2Mar 30Nov 3
1960Apr 3Oct 31Mar 18Nov 10
1959Apr 13Nov 6Mar 22Nov 6
1958Apr 14Nov 1Apr 14Nov 17
1957no dataNov 7no dataNov 8
1956no dataOct 26no dataOct 31
1955Apr 24Nov 4Mar 29Nov 5
1954Mar 28Nov 4Mar 19Nov 18
1953no dataOct 21no dataNov 9
1952Mar 28Oct 21Mar 23Nov 10
1951Apr 13Nov 6Mar 19Nov 19

"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 1991–2020 frost probabilities.