Last Frost Day

Frost history / Virginia City, NV

Virginia City, NV: frost dates by year

Last spring and first fall frost at NOAA station USC00268761, 1951 to 2025, measured from daily minimum temperatures.

Elevation 6,340 ft, 39.313, -119.648. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMay 22Oct 11
EarliestApr 22 (1992)Aug 24 (1951)
LatestJun 25 (1975)Nov 13 (1987)
Trend1.8 days earlier per decade3.2 days later per decade
Years with data5248

At 28°F (hard freeze) the median last spring date is May 8 and the median first fall date is Oct 24.

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 1419601970198019902000201020201953: Jun 21954: Jun 91955: May 311956: May 141957: May 211959: May 231960: May 241966: Apr 281969: Jun 101970: Jun 141971: Jun 21972: May 211973: May 51974: May 201975: Jun 251976: May 71977: May 191978: May 261979: May 291980: Jun 51981: May 221982: Jun 61983: May 181984: Jun 101985: Apr 261986: May 211987: May 11988: Jun 71991: May 191992: Apr 221993: May 41994: May 161995: Jun 71996: May 231997: Apr 301998: May 281999: Jun 32000: May 162001: May 22002: May 222003: May 102004: May 112006: May 282009: Apr 292010: May 282013: May 12014: May 112015: May 82016: May 222017: Jun 122019: May 262022: May 20

First fall frost (32°F)

Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 11Nov 2619601970198019902000201020201951: Aug 241954: Oct 231955: Oct 271956: Oct 131957: Oct 41958: Sep 241959: Sep 291965: Sep 161966: Oct 131968: Sep 201969: Oct 31970: Sep 141971: Sep 221972: Sep 121973: Sep 21974: Sep 301975: Oct 71976: Oct 261977: Oct 271978: Sep 181979: Oct 201980: Oct 141981: Oct 41982: Sep 161983: Oct 141984: Sep 251985: Oct 81986: Sep 171987: Nov 131989: Oct 241991: Oct 231992: Nov 21993: Nov 11995: Oct 211996: Oct 161997: Oct 61999: Oct 152000: Oct 212001: Nov 72012: Oct 222013: Sep 192014: Nov 22015: Nov 22016: Oct 32019: Sep 292021: Oct 112022: Oct 232025: Oct 11

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
2025no dataOct 11no dataNov 29
2022May 20Oct 23May 11Oct 24
2021no dataOct 11no dataOct 11
2019May 26Sep 29Apr 10Oct 10
2017Jun 12no dataApr 28no data
2016May 22Oct 3May 22Nov 17
2015May 8Nov 2Apr 15Nov 3
2014May 11Nov 2May 11Nov 2
2013May 1Sep 19Apr 18Oct 28
2012no dataOct 22no dataOct 24
2010May 28no dataMay 23no data
2009Apr 29no dataApr 29no data
2006May 28no dataApr 19no data
2004May 11no dataApr 22no data
2003May 10no dataApr 30no data
2002May 22no dataMay 8no data
2001May 2Nov 7Apr 21Nov 22
2000May 16Oct 21May 11Oct 21
1999Jun 3Oct 15May 14Nov 17
1998May 28no dataMay 17no data
1997Apr 30Oct 6Apr 13Oct 23
1996May 23Oct 16Apr 20Oct 19
1995Jun 7Oct 21May 12Oct 21
1994May 16no dataApr 25no data
1993May 4Nov 1Apr 11Nov 5
1992Apr 22Nov 2Mar 18Nov 8
1991May 19Oct 23May 9Oct 26
1989no dataOct 24no dataOct 24
1988Jun 7no dataMay 5no data
1987May 1Nov 13Apr 19Nov 14
1986May 21Sep 17May 21Nov 5
1985Apr 26Oct 8Apr 25Oct 8
1984Jun 10Sep 25Apr 28Oct 14
1983May 18Oct 14May 12Nov 8
1982Jun 6Sep 16Jun 6Sep 29
1981May 22Oct 4May 16Oct 4
1980Jun 5Oct 14May 24Oct 28
1979May 29Oct 20May 9Oct 21
1978May 26Sep 18May 24Oct 30
1977May 19Oct 27May 17Nov 6
1976May 7Oct 26Apr 27Nov 26
1975Jun 25Oct 7May 21Oct 7
1974May 20Sep 30May 19Sep 30
1973May 5Sep 2Apr 20Nov 2
1972May 21Sep 12May 21Oct 27
1971Jun 2Sep 22May 31Oct 1
1970Jun 14Sep 14May 12Sep 14
1969Jun 10Oct 3Apr 25Oct 4
1968no dataSep 20no dataNov 13
1966Apr 28Oct 13Apr 21Oct 13
1965no dataSep 16no dataSep 17
1960May 24no dataMay 22no data
1959May 23Sep 29May 4Oct 29
1958no dataSep 24no dataOct 21
1957May 21Oct 4Apr 18Nov 2
1956May 14Oct 13Apr 14Oct 23
1955May 31Oct 27May 31Oct 27
1954Jun 9Oct 23Jun 6Oct 24
1953Jun 2no dataMay 26no data
1951no dataAug 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.