Last Frost Day

Frost history / Orovada 3 W, NV

Orovada 3 W, NV: frost dates by year

Last spring and first fall frost at NOAA station USC00265818, 1952 to 2025, measured from daily minimum temperatures.

Elevation 4,200 ft, 41.568, -117.839. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianJun 7Sep 16
EarliestMay 8 (1988)Aug 8 (2002)
LatestJun 30 (1968)Oct 24 (1963)
Trend0.9 days later per decade1.3 days earlier per decade
Years with data5858

At 28°F (hard freeze) the median last spring date is May 12 and the median first fall date is Sep 29.

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 30May 15May 30Jun 14Jun 29Jul 1419601970198019902000201020201952: Jun 121953: Jun 131962: May 201963: May 121968: Jun 301969: Jun 291970: Jun 111971: May 281972: May 181973: Jun 181974: Jun 81975: May 251976: Jun 141977: May 281978: May 311979: May 101980: Jun 61981: Jun 141982: Jun 51983: May 141984: Jun 91985: May 301986: May 231987: May 211988: May 81990: May 251991: Jun 151992: May 101993: Jun 121995: May 131996: May 281997: Jun 241999: Jun 92000: May 312001: Jun 142002: Jun 112003: May 202004: Jun 92006: May 302007: May 232008: Jun 112009: Jun 222010: May 302011: Jun 172012: Jun 102013: Jun 212014: May 292015: May 172016: Jun 162017: May 262018: Jun 102019: Jun 212020: Jun 172021: May 262022: Jun 152023: Jun 202024: Jun 192025: May 20

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 12Oct 27Nov 1119601970198019902000201020201952: Sep 121963: Oct 241964: Sep 181966: Sep 141967: Sep 131968: Sep 161969: Sep 41970: Sep 91971: Sep 151972: Sep 121973: Sep 261974: Sep 131975: Sep 211976: Oct 31977: Sep 211978: Sep 81979: Oct 161980: Sep 221981: Sep 301982: Oct 11983: Sep 201984: Sep 221985: Sep 181986: Sep 211987: Oct 141989: Sep 111990: Sep 211991: Sep 151992: Aug 231994: Sep 101995: Aug 291996: Sep 61997: Sep 161998: Sep 221999: Aug 312000: Sep 232002: Aug 82003: Sep 142006: Aug 312007: Sep 102008: Sep 12009: Sep 302010: Sep 72011: Sep 22012: Sep 132013: Sep 192014: Oct 12015: Sep 52016: Sep 52017: Sep 162018: Sep 172019: Sep 222020: Sep 92021: Sep 202022: Sep 232023: Sep 232024: Aug 262025: Oct 6

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
2025May 20Oct 6May 15Oct 12
2024Jun 19Aug 26May 23Oct 18
2023Jun 20Sep 23Apr 26Sep 23
2022Jun 15Sep 23May 21Oct 18
2021May 26Sep 20May 11Sep 29
2020Jun 17Sep 9May 23Oct 9
2019Jun 21Sep 22May 4Sep 29
2018Jun 10Sep 17May 3Sep 17
2017May 26Sep 16Apr 29Sep 16
2016Jun 16Sep 5May 11Sep 5
2015May 17Sep 5May 13Sep 5
2014May 29Oct 1May 13Oct 18
2013Jun 21Sep 19May 24Oct 5
2012Jun 10Sep 13Jun 10Oct 4
2011Jun 17Sep 2Jun 3Oct 9
2010May 30Sep 7May 25Sep 10
2009Jun 22Sep 30May 13Sep 30
2008Jun 11Sep 1May 13Oct 10
2007May 23Sep 10May 23Sep 25
2006May 30Aug 31May 10Sep 17
2004Jun 9no dataMay 2no data
2003May 20Sep 14May 20Sep 14
2002Jun 11Aug 8Jun 9Sep 26
2001Jun 14no dataJun 4no data
2000May 31Sep 23May 12Sep 24
1999Jun 9Aug 31May 16Aug 31
1998no dataSep 22no dataOct 4
1997Jun 24Sep 16May 2Sep 28
1996May 28Sep 6May 8Sep 7
1995May 13Aug 29Apr 26Sep 22
1994no dataSep 10no dataOct 3
1993Jun 12no dataMay 7no data
1992May 10Aug 23May 2Aug 26
1991Jun 15Sep 15Jun 5Sep 22
1990May 25Sep 21May 16Oct 7
1989no dataSep 11no dataOct 5
1988May 8no dataMay 2no data
1987May 21Oct 14Apr 19Oct 14
1986May 23Sep 21May 22Sep 21
1985May 30Sep 18Apr 24Sep 29
1984Jun 9Sep 22May 7Sep 22
1983May 14Sep 20May 13Oct 16
1982Jun 5Oct 1May 11Oct 5
1981Jun 14Sep 30May 7Oct 5
1980Jun 6Sep 22Apr 16Oct 18
1979May 10Oct 16Apr 25Oct 27
1978May 31Sep 8Mar 16Sep 20
1977May 28Sep 21Apr 20Sep 21
1976Jun 14Oct 3Apr 28Oct 18
1975May 25Sep 21May 25Oct 24
1974Jun 8Sep 13May 18Oct 4
1973Jun 18Sep 26Apr 22Oct 3
1972May 18Sep 12May 9Sep 24
1971May 28Sep 15May 18Sep 18
1970Jun 11Sep 9May 14Sep 14
1969Jun 29Sep 4May 28Sep 4
1968Jun 30Sep 16May 7Sep 16
1967no dataSep 13no dataSep 13
1966no dataSep 14no dataOct 14
1964no dataSep 18no dataOct 24
1963May 12Oct 24Apr 28Oct 24
1962May 20no dataApr 30no data
1953Jun 13no dataMay 27no data
1952Jun 12Sep 12May 14Sep 12

"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.