Last Frost Day

Frost history / Cochiti Dam, NM

Cochiti Dam, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00291982, 1975 to 2025, measured from daily minimum temperatures.

Elevation 5,560 ft, 35.641, -106.332. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianApr 21Oct 19
EarliestApr 5 (1977)Sep 13 (1989)
LatestMay 25 (2008)Nov 10 (2016)
Trend0.9 days earlier per decade1.4 days later per decade
Years with data4144

At 28°F (hard freeze) the median last spring date is Apr 12 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 31Apr 15Apr 30May 15May 30198019902000201020201977: Apr 51978: May 71979: May 111980: Apr 181981: May 101982: Apr 91983: May 171984: Apr 301985: Apr 221986: Apr 181987: Apr 151988: May 91989: Apr 121990: Apr 191991: Apr 301992: Apr 201993: May 61994: May 11995: Apr 241996: Apr 291997: May 31998: Apr 272000: Apr 142001: Apr 132002: Apr 212003: Apr 92004: Apr 132007: May 82008: May 252013: May 42014: May 142015: Apr 192016: Apr 202017: Apr 302018: Apr 142019: Apr 152020: Apr 172021: Apr 212023: Apr 272024: Apr 102025: Apr 21

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 26198019902000201020201975: Oct 241976: Oct 41977: Oct 121978: Oct 261979: Oct 221980: Oct 171981: Oct 261982: Oct 91983: Nov 91984: Oct 161985: Sep 301986: Oct 121987: Nov 81988: Nov 51989: Sep 131990: Oct 91991: Oct 291993: Oct 271994: Oct 181996: Sep 281997: Oct 131998: Oct 171999: Oct 172000: Oct 142001: Oct 112002: Oct 302003: Oct 262004: Oct 242005: Nov 12006: Oct 192007: Oct 222008: Oct 232012: Oct 182013: Oct 112014: Nov 52016: Nov 102018: Oct 152019: Oct 112020: Oct 262021: Oct 132022: Oct 252023: Oct 152024: Nov 12025: 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 21Oct 30Apr 20Oct 30
2024Apr 10Nov 1Apr 8Nov 1
2023Apr 27Oct 15Apr 7Oct 30
2022no dataOct 25no dataOct 25
2021Apr 21Oct 13Apr 3Nov 18
2020Apr 17Oct 26Apr 16Oct 26
2019Apr 15Oct 11Apr 15Oct 11
2018Apr 14Oct 15Apr 14Nov 9
2017Apr 30no dataApr 6no data
2016Apr 20Nov 10Apr 4Nov 18
2015Apr 19no dataApr 18no data
2014May 14Nov 5Apr 16Nov 12
2013May 4Oct 11Apr 25Oct 19
2012no dataOct 18no dataOct 27
2008May 25Oct 23May 25Oct 23
2007May 8Oct 22Apr 24Oct 22
2006no dataOct 19no dataOct 20
2005no dataNov 1no dataNov 16
2004Apr 13Oct 24Apr 12Nov 2
2003Apr 9Oct 26Apr 8Oct 26
2002Apr 21Oct 30Mar 26Nov 6
2001Apr 13Oct 11Mar 19Nov 20
2000Apr 14Oct 14Apr 12Nov 2
1999no dataOct 17no dataNov 20
1998Apr 27Oct 17Apr 20Nov 10
1997May 3Oct 13Apr 14Oct 13
1996Apr 29Sep 28Apr 6Oct 22
1995Apr 24no dataApr 11no data
1994May 1Oct 18Apr 28Nov 5
1993May 6Oct 27Mar 14Oct 27
1992Apr 20no dataMar 19no data
1991Apr 30Oct 29Apr 29Oct 29
1990Apr 19Oct 9Mar 17Nov 5
1989Apr 12Sep 13Apr 11Oct 29
1988May 9Nov 5Apr 16Nov 16
1987Apr 15Nov 8Apr 14Nov 17
1986Apr 18Oct 12Mar 21Oct 13
1985Apr 22Sep 30Apr 3Nov 15
1984Apr 30Oct 16Apr 28Oct 19
1983May 17Nov 9Apr 15Nov 9
1982Apr 9Oct 9Mar 27Oct 28
1981May 10Oct 26Mar 31Nov 4
1980Apr 18Oct 17Apr 14Oct 17
1979May 11Oct 22Apr 13Oct 31
1978May 7Oct 26Apr 24Oct 26
1977Apr 5Oct 12Apr 4Nov 2
1976no dataOct 4no dataOct 5
1975no dataOct 24no dataOct 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.