Last Frost Day

Frost history / Mosquero 1 Ne, NM

Mosquero 1 Ne, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00295937, 1951 to 2020, measured from daily minimum temperatures.

Elevation 5,465 ft, 35.802, -103.944. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 4Oct 12
EarliestApr 17 (2012)Sep 18 (1971)
LatestMay 22 (2001)Nov 2 (1961)
Trendlittle change (less than half a day per decade)little change (less than half a day per decade)
Years with data6064

At 28°F (hard freeze) the median last spring date is Apr 22 and the median first fall date is Oct 23.

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 3019601970198019902000201020201952: Apr 231953: May 141954: May 31955: Apr 281956: May 141957: Apr 291960: May 171963: Apr 221965: May 101967: May 151968: May 171969: Apr 281971: May 191972: May 11973: May 31974: Apr 221975: May 81976: May 11977: Apr 221978: May 71979: May 111980: Apr 181981: May 101982: May 131983: May 211984: May 81985: May 141986: May 181987: Apr 221988: May 41989: Apr 281990: May 41991: May 51992: Apr 211993: May 101994: Apr 301995: Apr 271996: Apr 291997: Apr 271998: Apr 291999: May 72000: May 192001: May 222002: Apr 222003: May 112004: May 12005: May 32006: Apr 262007: May 72008: May 112009: Apr 212010: May 32011: May 142012: Apr 172014: May 142015: May 112017: May 202018: Apr 272019: May 102020: Apr 25

First fall frost (32°F)

Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201951: Oct 71952: Oct 61953: Oct 51954: Oct 151955: Oct 241956: Oct 251958: Oct 101959: Oct 291960: Oct 161961: Nov 21964: Oct 261965: Sep 211967: Oct 151968: Oct 161970: Sep 261971: Sep 181972: Oct 191973: Oct 111974: Oct 281975: Oct 141976: Oct 71977: Oct 121978: Oct 191979: Oct 221980: Oct 171981: Oct 191982: Oct 91983: Sep 211984: Sep 291985: Sep 231986: Oct 121987: Oct 111988: Sep 291989: Oct 171990: Oct 91991: Oct 191992: Oct 81993: Oct 91994: Oct 91995: Sep 221996: Sep 271997: Oct 131998: Oct 61999: Sep 292000: Sep 252001: Oct 62002: Oct 52003: Oct 142004: Oct 142005: Oct 122006: Oct 192007: Oct 162008: Oct 242009: Oct 102010: Oct 262011: Oct 182013: Oct 52014: Oct 142015: Oct 282016: Oct 72017: Oct 102018: Oct 142019: Oct 112020: Oct 16

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
2020Apr 25Oct 16Apr 17Oct 24
2019May 10Oct 11Apr 12Oct 11
2018Apr 27Oct 14Apr 27Oct 15
2017May 20Oct 10May 1Oct 10
2016no dataOct 7no dataNov 9
2015May 11Oct 28Apr 20Nov 6
2014May 14Oct 14May 14Oct 28
2013no dataOct 5no dataOct 6
2012Apr 17no dataApr 17no data
2011May 14Oct 18May 3Oct 18
2010May 3Oct 26May 1Oct 26
2009Apr 21Oct 10Apr 18Oct 11
2008May 11Oct 24May 11Oct 24
2007May 7Oct 16Apr 26Oct 22
2006Apr 26Oct 19Apr 26Oct 23
2005May 3Oct 12Apr 12Nov 6
2004May 1Oct 14Apr 13Oct 14
2003May 11Oct 14Apr 9Oct 26
2002Apr 22Oct 5Apr 21Oct 25
2001May 22Oct 6Apr 23Oct 13
2000May 19Sep 25Apr 16Sep 25
1999May 7Sep 29Apr 17Sep 29
1998Apr 29Oct 6Apr 29Oct 18
1997Apr 27Oct 13Apr 27Oct 13
1996Apr 29Sep 27Apr 29Oct 18
1995Apr 27Sep 22Apr 27Oct 6
1994Apr 30Oct 9Apr 29Oct 31
1993May 10Oct 9Apr 21Oct 27
1992Apr 21Oct 8Apr 21Oct 8
1991May 5Oct 19May 1Oct 19
1990May 4Oct 9Apr 30Oct 9
1989Apr 28Oct 17Apr 11Oct 17
1988May 4Sep 29May 4Oct 28
1987Apr 22Oct 11Apr 14Oct 20
1986May 18Oct 12Apr 18Oct 12
1985May 14Sep 23Apr 6Nov 2
1984May 8Sep 29May 8Oct 17
1983May 21Sep 21Apr 17Nov 9
1982May 13Oct 9Apr 22Oct 10
1981May 10Oct 19May 10Nov 9
1980Apr 18Oct 17Apr 18Oct 19
1979May 11Oct 22Apr 13Oct 22
1978May 7Oct 19May 3Oct 26
1977Apr 22Oct 12Apr 6Oct 12
1976May 1Oct 7Apr 21Oct 8
1975May 8Oct 14May 7Oct 24
1974Apr 22Oct 28Apr 16Nov 4
1973May 3Oct 11Apr 21Oct 27
1972May 1Oct 19Apr 30Oct 30
1971May 19Sep 18Apr 6Oct 20
1970no dataSep 26no dataOct 8
1969Apr 28no dataMar 27no data
1968May 17Oct 16Apr 23Oct 17
1967May 15Oct 15May 2Oct 15
1965May 10Sep 21Mar 30Nov 1
1964no dataOct 26no dataNov 5
1963Apr 22no dataApr 3no data
1961no dataNov 2no dataNov 4
1960May 17Oct 16Apr 25Dec 6
1959no dataOct 29no dataOct 29
1958no dataOct 10no dataOct 24
1957Apr 29no dataApr 24no data
1956May 14Oct 25Apr 29Oct 25
1955Apr 28Oct 24Apr 20Oct 30
1954May 3Oct 15May 3Oct 27
1953May 14Oct 5May 14Oct 26
1952Apr 23Oct 6Apr 10Oct 6
1951no dataOct 7no dataNov 1

"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.