Last Frost Day

Frost history / Ely Yelland Fld Ap, NV

Ely Yelland Fld Ap, NV: frost dates by year

Last spring and first fall frost at NOAA station USW00023154, 1951 to 2024, measured from daily minimum temperatures.

Elevation 6,262 ft, 39.295, -114.847. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianJun 17Sep 9
EarliestMay 21 (2015)Aug 7 (2009)
LatestJul 24 (1993)Oct 13 (1963)
Trendlittle change (less than half a day per decade)0.6 days later per decade
Years with data7474

At 28°F (hard freeze) the median last spring date is Jun 1 and the median first fall date is Sep 17.

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)

May 15May 30Jun 14Jun 29Jul 14Jul 2919601970198019902000201020201951: Jun 101952: Jun 161953: Jun 251954: Jun 111955: Jul 71956: Jun 61957: Jun 171958: Jun 141959: Jun 301960: Jun 211961: Jun 31962: Jun 81963: Jun 101964: Jun 221965: Jun 31966: Jun 231967: Jun 61968: Jul 11969: Jun 261970: Jun 301971: Jun 31972: May 251973: Jun 201974: Jun 91975: Jun 261976: Jun 241977: May 301978: Jun 261979: Jun 191980: Jun 131981: Jun 151982: Jun 91983: Jul 101984: Jun 121985: Jun 261986: Jun 101987: Jun 21988: Jun 81989: Jun 221990: Jun 11991: Jun 301992: Jun 171993: Jul 241994: Jul 61995: Jun 221996: Jun 281997: Jul 21998: Jun 121999: Jun 92000: Jun 202001: Jun 142002: Jun 122003: Jun 252004: Jun 112005: Jun 182006: May 312007: Jun 92008: Jun 132009: Jun 152010: Jun 182011: Jun 202012: Jun 112013: Jun 202014: Jun 192015: May 212016: Jul 112017: May 282018: Jun 182019: Jun 232020: Jun 182021: Jun 112022: Jun 202023: Jun 212024: Jun 19

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 12Oct 2719601970198019902000201020201951: Sep 91952: Sep 121953: Sep 31954: Sep 161955: Sep 181956: Aug 311957: Aug 311958: Sep 131959: Aug 221960: Aug 231961: Sep 31962: Aug 311963: Oct 131964: Aug 201965: Sep 81966: Sep 141967: Sep 131968: Aug 231969: Sep 221970: Sep 141971: Sep 41972: Sep 111973: Sep 11974: Aug 201975: Sep 21976: Aug 271977: Sep 171978: Aug 181979: Sep 131980: Sep 11981: Sep 261982: Sep 111983: Sep 201984: Sep 221985: Aug 121986: Sep 101987: Sep 171988: Sep 111989: Aug 311990: Aug 211991: Sep 111992: Aug 241993: Aug 171994: Sep 131995: Sep 211996: Sep 61997: Sep 161998: Sep 191999: Sep 42000: Sep 62001: Sep 62002: Sep 92003: Sep 112004: Aug 272005: Aug 312006: Aug 312007: Sep 152008: Sep 22009: Aug 72010: Aug 292011: Oct 52012: Oct 62013: Sep 192014: Sep 122015: Sep 62016: Sep 52017: Sep 162018: Sep 192019: Sep 122020: Sep 102021: Aug 202022: Oct 12023: Sep 222024: Aug 26

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
2024Jun 19Aug 26Jun 19Oct 20
2023Jun 21Sep 22Apr 26Oct 12
2022Jun 20Oct 1Jun 20Oct 14
2021Jun 11Aug 20Jun 11Sep 21
2020Jun 18Sep 10Jun 9Sep 10
2019Jun 23Sep 12Jun 22Sep 21
2018Jun 18Sep 19May 3Sep 25
2017May 28Sep 16May 27Sep 16
2016Jul 11Sep 5May 21Sep 15
2015May 21Sep 6Apr 28Oct 27
2014Jun 19Sep 12Jun 18Oct 2
2013Jun 20Sep 19May 24Sep 27
2012Jun 11Oct 6Jun 10Oct 6
2011Jun 20Oct 5Jun 3Oct 6
2010Jun 18Aug 29Jun 17Sep 6
2009Jun 15Aug 7May 10Sep 22
2008Jun 13Sep 2Jun 13Sep 2
2007Jun 9Sep 15May 30Sep 25
2006May 31Aug 31May 30Sep 16
2005Jun 18Aug 31May 17Sep 13
2004Jun 11Aug 27May 30Sep 15
2003Jun 25Sep 11May 20Sep 14
2002Jun 12Sep 9Jun 11Sep 19
2001Jun 14Sep 6Jun 14Sep 9
2000Jun 20Sep 6May 13Sep 23
1999Jun 9Sep 4May 17Sep 4
1998Jun 12Sep 19May 30Sep 28
1997Jul 2Sep 16Jul 1Oct 8
1996Jun 28Sep 6May 21Sep 17
1995Jun 22Sep 21Jun 21Sep 22
1994Jul 6Sep 13May 23Oct 7
1993Jul 24Aug 17Jun 24Sep 13
1992Jun 17Aug 24Jun 13Aug 26
1991Jun 30Sep 11May 28Sep 15
1990Jun 1Aug 21May 25Oct 7
1989Jun 22Aug 31May 31Sep 13
1988Jun 8Sep 11May 31Sep 18
1987Jun 2Sep 17May 26Sep 17
1986Jun 10Sep 10May 23Sep 16
1985Jun 26Aug 12Jun 26Sep 12
1984Jun 12Sep 22Jun 11Sep 25
1983Jul 10Sep 20May 22Sep 20
1982Jun 9Sep 11Jun 7Sep 12
1981Jun 15Sep 26Jun 15Sep 26
1980Jun 13Sep 1May 27Sep 22
1979Jun 19Sep 13Jun 9Oct 20
1978Jun 26Aug 18May 31Aug 18
1977May 30Sep 17May 19Sep 21
1976Jun 24Aug 27Jun 15Oct 4
1975Jun 26Sep 2Jun 26Sep 21
1974Jun 9Aug 20Jun 8Sep 12
1973Jun 20Sep 1Jun 19Sep 2
1972May 25Sep 11May 22Sep 12
1971Jun 3Sep 4May 19Sep 4
1970Jun 30Sep 14Jun 11Sep 15
1969Jun 26Sep 22Apr 30Sep 22
1968Jul 1Aug 23Jun 30Sep 16
1967Jun 6Sep 13Jun 1Sep 14
1966Jun 23Sep 14Jun 5Sep 14
1965Jun 3Sep 8May 27Sep 16
1964Jun 22Aug 20May 9Aug 29
1963Jun 10Oct 13May 13Oct 13
1962Jun 8Aug 31Jun 7Sep 9
1961Jun 3Sep 3May 8Sep 3
1960Jun 21Aug 23Jun 21Aug 23
1959Jun 30Aug 22Jun 1Sep 22
1958Jun 14Sep 13Jun 4Sep 24
1957Jun 17Aug 31Jun 16Sep 20
1956Jun 6Aug 31May 15Sep 22
1955Jul 7Sep 18May 28Sep 19
1954Jun 11Sep 16Jun 11Sep 16
1953Jun 25Sep 3Jun 25Sep 23
1952Jun 16Sep 12Jun 16Sep 12
1951Jun 10Sep 9Jun 10Sep 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.