Last Frost Day

Frost history / China Lake Naf, CA

China Lake Naf, CA: frost dates by year

Last spring and first fall frost at NOAA station USW00093104, 1951 to 2024, measured from daily minimum temperatures.

Elevation 2,230 ft, 35.688, -117.693. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 17Nov 15
EarliestFeb 5 (1992)Oct 22 (1985)
LatestApr 19 (1955)Dec 5 (2008)
Trendlittle change (less than half a day per decade)1.1 days earlier per decade
Years with data3839

At 28°F (hard freeze) the median last spring date is Feb 27 and the median first fall date is Nov 19.

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)

Jan 30Feb 14Mar 1Mar 16Mar 31Apr 15Apr 3019601970198019902000201020201951: Mar 111952: Mar 231953: Apr 91954: Mar 181955: Apr 191956: Mar 161957: Feb 71958: Mar 101959: Feb 241960: Feb 251961: Mar 261962: Mar 151963: Mar 51964: Mar 91983: Apr 141984: Apr 21985: Mar 261986: Mar 141987: Mar 311988: Apr 11989: Mar 51990: Mar 151991: Mar 271992: Feb 52008: Mar 312009: Apr 52010: Apr 62011: Apr 142013: Mar 92014: Feb 52015: Mar 62016: Feb 252017: Mar 72018: Mar 182020: Mar 282021: Mar 222022: Mar 122023: Apr 6

First fall frost (32°F)

Oct 12Oct 27Nov 11Nov 26Dec 1119601970198019902000201020201951: Nov 171952: Nov 181953: Nov 191954: Nov 301955: Nov 151956: Nov 41957: Nov 181958: Nov 171959: Nov 61960: Nov 221961: Nov 181962: Nov 181963: Dec 31982: Nov 31983: Nov 221984: Nov 101985: Oct 221986: Nov 81987: Nov 161988: Nov 151989: Oct 271991: Oct 312007: Nov 222008: Dec 52009: Nov 142010: Nov 232011: Oct 282012: Nov 102013: Nov 62014: Nov 42015: Nov 52016: Nov 182017: Nov 192018: Nov 102019: Oct 292021: Nov 222022: Nov 102023: Oct 312024: Nov 8

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
2024no dataNov 8no dataNov 20
2023Apr 6Oct 31Feb 19Nov 26
2022Mar 12Nov 10Feb 27Nov 15
2021Mar 22Nov 22Mar 2Nov 26
2020Mar 28no dataFeb 5no data
2019no dataOct 29no dataOct 31
2018Mar 18Nov 10Feb 28Nov 10
2017Mar 7Nov 19Mar 6Dec 6
2016Feb 25Nov 18Feb 6Nov 19
2015Mar 6Nov 5Jan 5Nov 11
2014Feb 5Nov 4Feb 5Nov 17
2013Mar 9Nov 6Feb 28Dec 4
2012no dataNov 10no dataNov 11
2011Apr 14Oct 28Apr 9Nov 8
2010Apr 6Nov 23Feb 23Nov 23
2009Apr 5Nov 14Mar 10Nov 16
2008Mar 31Dec 5Feb 7Dec 14
2007no dataNov 22no dataNov 22
1992Feb 5no dataFeb 4no data
1991Mar 27Oct 31Feb 10Nov 1
1990Mar 15no dataMar 14no data
1989Mar 5Oct 27Feb 17Oct 30
1988Apr 1Nov 15Mar 14Nov 20
1987Mar 31Nov 16Mar 20Nov 19
1986Mar 14Nov 8Feb 11Nov 8
1985Mar 26Oct 22Mar 8Nov 13
1984Apr 2Nov 10Mar 6Nov 15
1983Apr 14Nov 22Feb 5Nov 22
1982no dataNov 3no dataNov 4
1964Mar 9no dataFeb 27no data
1963Mar 5Dec 3Jan 28Dec 12
1962Mar 15Nov 18Feb 28Dec 13
1961Mar 26Nov 18Jan 19Nov 18
1960Feb 25Nov 22Feb 21Nov 28
1959Feb 24Nov 6Feb 14Nov 30
1958Mar 10Nov 17Jan 23Nov 17
1957Feb 7Nov 18Feb 5Nov 28
1956Mar 16Nov 4Mar 13Nov 4
1955Apr 19Nov 15Mar 21Nov 16
1954Mar 18Nov 30Mar 14Dec 1
1953Apr 9Nov 19Apr 9Nov 19
1952Mar 23Nov 18Mar 3Nov 25
1951Mar 11Nov 17Mar 4Nov 17

"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.