Last Frost Day

Frost history / Zuni, NM

Zuni, NM: frost dates by year

Last spring and first fall frost at NOAA station USW00093044, 1951 to 2024, measured from daily minimum temperatures.

Elevation 6,311 ft, 35.071, -108.839. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 25Oct 6
EarliestApr 21 (1966)Aug 9 (2011)
LatestJul 15 (2011)Nov 1 (1963)
Trend2.4 days later per decade2.1 days earlier per decade
Years with data6565

At 28°F (hard freeze) the median last spring date is May 12 and the median first fall date is Oct 16.

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 29Jul 14Jul 2919601970198019902000201020201951: Jun 21952: Apr 281953: May 311954: Jun 71955: May 161956: May 151957: May 211958: May 31959: May 271960: May 201961: May 131962: May 221963: May 121964: May 91965: May 101966: Apr 211967: May 151968: May 151969: May 71970: May 81971: Jun 41972: May 221977: May 271979: May 131980: May 261982: May 201983: Jun 51984: Jun 51985: May 221986: May 171987: May 291988: Jun 11989: Jun 11990: May 201991: May 311992: Apr 231993: Jun 81994: May 211995: Jun 91996: May 271997: May 41998: May 241999: Jun 52000: May 182001: Jun 142002: May 242003: May 122004: Jun 12005: Jun 52006: May 312007: Jun 92008: Jun 72009: Jun 82010: Jun 232011: Jul 152015: May 242016: May 282017: May 272018: May 272019: May 282020: May 262021: May 252022: May 252023: May 122024: May 25

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Oct 61952: Sep 131953: Oct 141954: Oct 151955: Oct 71956: Oct 191957: Oct 81958: Oct 211959: Sep 251960: Oct 181961: Oct 101962: Oct 281963: Nov 11964: Oct 121965: Sep 211966: Oct 141967: Oct 71968: Oct 161969: Oct 51970: Oct 71971: Sep 191972: Oct 291977: Oct 251978: Oct 151980: Oct 151981: Oct 161982: Sep 281983: Oct 121985: Sep 231986: Sep 301987: Sep 151988: Sep 191990: Oct 101991: Oct 51992: Oct 21993: Sep 251994: Oct 61995: Sep 301996: Sep 281997: Oct 81998: Oct 61999: Oct 82000: Sep 242001: Oct 112002: Oct 42003: Oct 142004: Sep 222005: Oct 102006: Sep 172007: Sep 242008: Sep 142009: Sep 222010: Sep 22011: Aug 92013: Sep 242014: Oct 22015: Oct 272016: Sep 242017: Sep 242018: Oct 102020: Sep 142021: Oct 112022: Oct 182023: Oct 32024: Oct 20

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
2024May 25Oct 20May 12Oct 21
2023May 12Oct 3May 12Oct 13
2022May 25Oct 18May 13Oct 24
2021May 25Oct 11May 25Oct 13
2020May 26Sep 14May 21Oct 26
2019May 28no dataMay 28no data
2018May 27Oct 10May 4Oct 27
2017May 27Sep 24May 17Sep 24
2016May 28Sep 24Apr 30Sep 24
2015May 24Oct 27May 12Oct 28
2014no dataOct 2no dataOct 3
2013no dataSep 24no dataSep 28
2011Jul 15Aug 9Jun 22Sep 16
2010Jun 23Sep 2Jun 14Sep 11
2009Jun 8Sep 22Jun 7Sep 22
2008Jun 7Sep 14May 14Oct 6
2007Jun 9Sep 24Jun 8Sep 25
2006May 31Sep 17May 6Sep 17
2005Jun 5Oct 10May 12Oct 20
2004Jun 1Sep 22Apr 30Sep 22
2003May 12Oct 14May 11Oct 24
2002May 24Oct 4May 24Oct 4
2001Jun 14Oct 11Jun 14Oct 11
2000May 18Sep 24Apr 21Nov 1
1999Jun 5Oct 8Jun 5Oct 16
1998May 24Oct 6May 15Oct 6
1997May 4Oct 8May 4Oct 13
1996May 27Sep 28May 27Oct 21
1995Jun 9Sep 30May 9Oct 5
1994May 21Oct 6Apr 28Oct 6
1993Jun 8Sep 25Jun 7Oct 20
1992Apr 23Oct 2Apr 23Oct 2
1991May 31Oct 5May 15Oct 26
1990May 20Oct 10May 20Oct 10
1989Jun 1no dataMay 12no data
1988Jun 1Sep 19May 31Sep 29
1987May 29Sep 15May 27Oct 17
1986May 17Sep 30May 14Oct 15
1985May 22Sep 23May 14Oct 23
1984Jun 5no dataMay 8no data
1983Jun 5Oct 12May 18Oct 12
1982May 20Sep 28May 20Oct 2
1981no dataOct 16no dataOct 16
1980May 26Oct 15May 12Oct 16
1979May 13no dataMay 13no data
1978no dataOct 15no dataOct 26
1977May 27Oct 25May 27Nov 1
1972May 22Oct 29Apr 28Oct 31
1971Jun 4Sep 19May 19Oct 18
1970May 8Oct 7May 2Oct 8
1969May 7Oct 5Apr 27Oct 5
1968May 15Oct 16Apr 24Oct 17
1967May 15Oct 7May 6Oct 16
1966Apr 21Oct 14Apr 20Oct 14
1965May 10Sep 21May 9Oct 1
1964May 9Oct 12May 8Oct 26
1963May 12Nov 1May 12Nov 16
1962May 22Oct 28May 18Nov 8
1961May 13Oct 10May 8Oct 24
1960May 20Oct 18Apr 26Oct 19
1959May 27Sep 25May 10Nov 5
1958May 3Oct 21Apr 14Oct 22
1957May 21Oct 8Apr 28Oct 22
1956May 15Oct 19May 15Oct 20
1955May 16Oct 7May 16Oct 7
1954Jun 7Oct 15Apr 2Oct 25
1953May 31Oct 14May 29Oct 25
1952Apr 28Sep 13Apr 4Oct 16
1951Jun 2Oct 6May 2Oct 13

"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.