Last Frost Day

Frost history / Redrock 1 Nne, NM

Redrock 1 Nne, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00297340, 1958 to 2025, measured from daily minimum temperatures.

Elevation 4,056 ft, 32.705, -108.728. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 30Oct 23
EarliestMar 20 (1990)Sep 30 (1965)
LatestMay 25 (1980)Nov 21 (2016)
Trend1.7 days earlier per decade1.4 days later per decade
Years with data6766

At 28°F (hard freeze) the median last spring date is Apr 15 and the median first fall date is Nov 1.

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 15May 3019601970198019902000201020201959: May 101960: May 201961: Apr 301962: May 221963: Apr 291964: May 101965: May 101966: Apr 201967: May 71968: Apr 261969: Apr 281970: May 81971: May 231972: May 121973: May 21974: May 211975: May 81976: Apr 201977: Apr 211978: Apr 231979: May 101980: May 251981: Apr 41982: May 131983: May 31984: May 21985: Apr 191986: May 91987: Apr 141988: May 91989: Apr 291990: Mar 201991: May 41992: Mar 251993: Apr 201994: Apr 301995: May 81996: Apr 211997: Apr 251998: May 151999: May 22000: Apr 12001: May 52002: May 72003: May 112004: Apr 232005: Apr 112006: Apr 242007: Apr 242008: May 22009: Apr 272010: May 132011: May 202012: Apr 162013: Apr 202014: May 82015: May 102016: Apr 272017: May 172018: Apr 182019: May 212020: Apr 162021: Apr 172022: Apr 182023: Apr 212024: Apr 162025: Apr 29

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201958: Oct 311959: Oct 41960: Oct 301961: Oct 41963: Nov 31964: Oct 211965: Sep 301966: Oct 151967: Oct 171968: Oct 161969: Oct 131970: Oct 91971: Oct 271972: Oct 311973: Oct 111974: Oct 301975: Oct 141976: Oct 81977: Nov 21978: Oct 291979: Oct 271980: Oct 161981: Oct 171982: Oct 91983: Nov 161984: Oct 191985: Nov 21986: Nov 81987: Nov 71988: Nov 101989: Oct 271990: Oct 101991: Oct 281992: Oct 81993: Oct 281994: Oct 171995: Oct 251996: Oct 221997: Oct 131998: Oct 171999: Oct 182000: Nov 12001: Oct 132002: Oct 42003: Oct 272004: Oct 232005: Oct 312006: Oct 212007: Oct 182008: Oct 132009: Oct 92010: Oct 242011: Oct 282012: Oct 252013: Oct 162014: Nov 102015: Nov 62016: Nov 212018: Nov 12019: Oct 202020: Oct 282021: Oct 132022: Oct 252023: Nov 12024: Oct 302025: Oct 30

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 29Oct 30Apr 20Nov 10
2024Apr 16Oct 30Apr 7Oct 30
2023Apr 21Nov 1Apr 6Nov 1
2022Apr 18Oct 25Apr 15Oct 28
2021Apr 17Oct 13Mar 31Oct 13
2020Apr 16Oct 28Apr 16Oct 28
2019May 21Oct 20Apr 13Oct 25
2018Apr 18Nov 1Mar 20Nov 11
2017May 17no dataApr 30no data
2016Apr 27Nov 21Apr 1Nov 21
2015May 10Nov 6Apr 17Nov 10
2014May 8Nov 10Apr 4Nov 17
2013Apr 20Oct 16Apr 20Oct 18
2012Apr 16Oct 25Apr 15Oct 27
2011May 20Oct 28May 2Nov 2
2010May 13Oct 24May 1Nov 8
2009Apr 27Oct 9Apr 18Oct 26
2008May 2Oct 13Apr 11Oct 23
2007Apr 24Oct 18Mar 31Oct 23
2006Apr 24Oct 21Apr 7Nov 15
2005Apr 11Oct 31Apr 10Nov 16
2004Apr 23Oct 23Mar 6Nov 2
2003May 11Oct 27Apr 7Oct 27
2002May 7Oct 4Apr 21Nov 5
2001May 5Oct 13Apr 12Nov 20
2000Apr 1Nov 1Apr 1Nov 1
1999May 2Oct 18Apr 10Oct 18
1998May 15Oct 17Apr 18Nov 10
1997Apr 25Oct 13Mar 26Oct 13
1996Apr 21Oct 22Apr 7Oct 22
1995May 8Oct 25May 8Nov 19
1994Apr 30Oct 17Mar 29Nov 5
1993Apr 20Oct 28Apr 20Oct 31
1992Mar 25Oct 8Mar 10Nov 2
1991May 4Oct 28Apr 29Oct 29
1990Mar 20Oct 10Mar 16Nov 27
1989Apr 29Oct 27Apr 28Oct 27
1988May 9Nov 10May 7Nov 16
1987Apr 14Nov 7Mar 31Nov 11
1986May 9Nov 8Apr 18Nov 8
1985Apr 19Nov 2Mar 31Nov 15
1984May 2Oct 19Apr 21Nov 9
1983May 3Nov 16Apr 15Nov 19
1982May 13Oct 9Apr 8Oct 9
1981Apr 4Oct 17Mar 28Oct 17
1980May 25Oct 16Apr 14Oct 27
1979May 10Oct 27Apr 11Oct 31
1978Apr 23Oct 29Apr 10Nov 16
1977Apr 21Nov 2Apr 4Nov 9
1976Apr 20Oct 8Apr 18Nov 11
1975May 8Oct 14May 7Oct 14
1974May 21Oct 30May 21Nov 4
1973May 2Oct 11Apr 15Oct 11
1972May 12Oct 31Apr 23Nov 1
1971May 23Oct 27Apr 27Oct 30
1970May 8Oct 9May 1Oct 27
1969Apr 28Oct 13Apr 27Oct 13
1968Apr 26Oct 16Apr 24Nov 5
1967May 7Oct 17May 3Oct 30
1966Apr 20Oct 15Apr 6Oct 15
1965May 10Sep 30May 9Oct 18
1964May 10Oct 21May 9Nov 5
1963Apr 29Nov 3Apr 28Nov 8
1962May 22no dataMar 24no data
1961Apr 30Oct 4Apr 27Nov 3
1960May 20Oct 30Apr 30Oct 31
1959May 10Oct 4May 5Nov 4
1958no dataOct 31no dataOct 31

"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.