Last Frost Day

Frost history / Taos, NM

Taos, NM: frost dates by year

Last spring and first fall frost at NOAA station USC00298668, 1958 to 2008, measured from daily minimum temperatures.

Elevation 6,965 ft, 36.391, -105.586. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 19Sep 29
EarliestApr 30 (1996)Sep 3 (1973)
LatestJun 15 (1976)Oct 16 (1980)
Trend1.2 days earlier per decade1.3 days later per decade
Years with data4042

At 28°F (hard freeze) the median last spring date is May 8 and the median first fall date is Oct 8.

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 29196019701980199020001959: May 261960: May 261961: May 91962: May 171963: May 131964: May 111965: May 281966: May 141967: May 211968: May 181969: May 171970: Jun 121971: May 251972: May 231973: May 271974: Jun 91975: Jun 111976: Jun 151977: May 271978: May 191979: May 131980: May 311981: May 221982: May 171983: Jun 141984: May 101986: May 181987: May 301988: Jun 11989: May 181990: May 191991: May 131992: May 111993: May 111994: May 111995: May 301996: Apr 301997: May 32003: May 122007: Jun 8

First fall frost (32°F)

Aug 28Sep 12Sep 27Oct 12Oct 27196019701980199020001958: Oct 31959: Sep 251960: Oct 71961: Sep 251962: Sep 101963: Oct 141964: Oct 31965: Sep 301966: Oct 71967: Sep 141968: Sep 171969: Sep 241970: Sep 231971: Sep 181972: Sep 301973: Sep 31974: Sep 271975: Sep 221976: Sep 291977: Oct 11978: Sep 211979: Oct 101980: Oct 161981: Oct 101982: Sep 291985: Sep 231986: Sep 271987: Oct 91988: Sep 281989: Oct 81990: Oct 91991: Oct 51992: Sep 261994: Sep 151995: Sep 231996: Sep 201997: Oct 91998: Oct 52002: Oct 42006: Sep 172007: Oct 72008: Oct 13

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
2008no dataOct 13no dataOct 13
2007Jun 8Oct 7May 6Oct 8
2006no dataSep 17no dataSep 18
2003May 12no dataMay 12no data
2002no dataOct 4no dataOct 14
1998no dataOct 5no dataOct 5
1997May 3Oct 9May 2Oct 9
1996Apr 30Sep 20Apr 30Sep 28
1995May 30Sep 23May 9Oct 5
1994May 11Sep 15Apr 26Oct 18
1993May 11no dataMay 2no data
1992May 11Sep 26Apr 21Oct 8
1991May 13Oct 5May 5Oct 5
1990May 19Oct 9May 10Oct 9
1989May 18Oct 8May 1Oct 19
1988Jun 1Sep 28May 9Oct 12
1987May 30Oct 9Apr 22Oct 18
1986May 18Sep 27May 10Oct 4
1985no dataSep 23no dataSep 23
1984May 10no dataMay 8no data
1983Jun 14no dataMay 18no data
1982May 17Sep 29May 7Sep 29
1981May 22Oct 10May 8Oct 17
1980May 31Oct 16May 25Oct 18
1979May 13Oct 10May 13Oct 22
1978May 19Sep 21May 19Sep 21
1977May 27Oct 1May 21Oct 11
1976Jun 15Sep 29May 2Oct 7
1975Jun 11Sep 22May 24Oct 9
1974Jun 9Sep 27May 22Sep 28
1973May 27Sep 3May 27Sep 27
1972May 23Sep 30May 8Oct 22
1971May 25Sep 18May 20Sep 20
1970Jun 12Sep 23May 9Sep 23
1969May 17Sep 24Apr 30Oct 5
1968May 18Sep 17May 16Sep 17
1967May 21Sep 14May 15Oct 16
1966May 14Oct 7May 13Oct 14
1965May 28Sep 30May 11Oct 1
1964May 11Oct 3May 9Oct 13
1963May 13Oct 14Apr 29Nov 1
1962May 17Sep 10May 1Oct 29
1961May 9Sep 25May 6Oct 2
1960May 26Oct 7May 6Oct 13
1959May 26Sep 25Apr 28Sep 25
1958no dataOct 3no dataOct 8

"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.