Last Frost Day

Frost history / Winnemucca Muni Ap, NV

Winnemucca Muni Ap, NV: frost dates by year

Last spring and first fall frost at NOAA station USW00024128, 1951 to 2024, measured from daily minimum temperatures.

Elevation 4,296 ft, 40.902, -117.808. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianJun 8Sep 11
EarliestMay 1 (1994)Aug 8 (2002)
LatestJul 13 (1995)Oct 7 (1975)
Trend0.5 days earlier per decade1.1 days later per decade
Years with data7474

At 28°F (hard freeze) the median last spring date is May 18 and the median first fall date is Sep 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)

Apr 15Apr 30May 15May 30Jun 14Jun 29Jul 14Jul 2919601970198019902000201020201951: Jun 81952: Jun 161953: Jun 131954: Jun 131955: Jul 51956: Jun 161957: Jun 171958: May 161959: Jun 11960: Jun 211961: Jun 21962: Jun 51963: May 121964: May 211965: May 261966: Jun 41967: Jun 31968: May 261969: May 201970: Jun 111971: Jun 31972: Jun 111973: Jun 191974: Jul 111975: Jun 261976: May 291977: May 281978: Jun 251979: Jun 81980: Jun 61981: Jun 151982: Jun 71983: Jul 101984: Jun 91985: May 301986: May 231987: Jun 11988: Jun 91989: May 311990: May 161991: Jun 141992: Jun 151993: Jun 31994: May 11995: Jul 131996: May 241997: May 261998: Jun 171999: Jun 112000: May 312001: Jun 142002: Jun 112003: May 202004: May 302005: Jun 192006: May 302007: May 232008: Jun 82009: May 42010: Jun 172011: Jun 172012: Jun 102013: Jun 202014: Jun 182015: May 132016: Jun 162017: May 272018: Jun 102019: Jun 82020: Jun 82021: May 202022: Jun 202023: Jun 202024: May 26

First fall frost (32°F)

Jul 29Aug 13Aug 28Sep 12Sep 27Oct 1219601970198019902000201020201951: Aug 301952: Sep 81953: Sep 41954: Aug 271955: Sep 151956: Sep 131957: Sep 91958: Sep 141959: Sep 161960: Aug 221961: Sep 31962: Sep 91963: Sep 241964: Aug 301965: Sep 91966: Sep 21967: Sep 121968: Sep 161969: Sep 41970: Sep 141971: Sep 31972: Sep 121973: Sep 21974: Aug 201975: Oct 71976: Oct 41977: Sep 181978: Aug 231979: Sep 281980: Sep 211981: Sep 221982: Sep 111983: Sep 101984: Sep 221985: Sep 191986: Sep 101987: Sep 41988: Sep 111989: Sep 111990: Oct 31991: Sep 231992: Aug 251993: Sep 131994: Sep 101995: Sep 231996: Sep 61997: Sep 161998: Sep 221999: Sep 42000: Sep 62001: Sep 72002: Aug 82003: Sep 142004: Sep 42005: Sep 112006: Sep 162007: Sep 112008: Sep 32009: Sep 222010: Aug 312011: Sep 22012: Sep 132013: Sep 192014: Oct 12015: Sep 52016: Sep 52017: Sep 162018: Sep 162019: Sep 282020: Sep 92021: Sep 202022: Sep 222023: Sep 232024: Oct 1

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