Last Frost Day

Frost history / Whiting Fld Nas, FL

Whiting Fld Nas, FL: frost dates by year

Last spring and first fall frost at NOAA station USW00093841, 1951 to 2021, measured from daily minimum temperatures.

Elevation 199 ft, 30.717, -87.017. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 4Nov 25
EarliestJan 17 (1956)Oct 20 (1989)
LatestApr 11 (1973)Dec 24 (1983)
Trend1.7 days later per decadelittle change (less than half a day per decade)
Years with data6158, 1 with no freeze

At 28°F (hard freeze) the median last spring date is Feb 14 and the median first fall date is Dec 10.

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)

Dec 31Jan 15Jan 30Feb 14Mar 1Mar 16Mar 31Apr 15Apr 3019601970198019902000201020201952: Jan 301953: Feb 181954: Mar 61955: Mar 271956: Jan 171957: Jan 191958: Feb 211959: Feb 211960: Mar 131961: Feb 41962: Mar 71963: Feb 281964: Feb 281965: Mar 211966: Mar 71967: Feb 261968: Mar 251969: Mar 131970: Mar 141971: Mar 211972: Feb 141973: Apr 111974: Feb 281975: Mar 51976: Feb 81977: Feb 211978: Mar 61979: Feb 271980: Mar 41981: Feb 131982: Mar 81983: Mar 251984: Mar 21985: Feb 161986: Mar 221987: Feb 111988: Mar 161989: Feb 251990: Mar 211991: Feb 161992: Feb 91993: Mar 151994: Feb 141995: Feb 121996: Mar 111997: Feb 161998: Mar 132007: Mar 52008: Mar 262009: Mar 32010: Mar 72011: Feb 132012: Feb 132013: Mar 282014: Mar 262015: Mar 72016: Feb 282017: Mar 162018: Mar 152019: Mar 72021: Feb 21

First fall frost (32°F)

Oct 12Oct 27Nov 11Nov 26Dec 11Dec 26Jan 1019601970198019902000201020201951: Nov 31952: Nov 221953: Dec 151954: Nov 31955: Nov 291956: Nov 231958: Nov 291959: Nov 71960: Dec 11961: Dec 241962: Dec 61963: Nov 141964: Nov 221965: Dec 11966: Nov 21967: Dec 231968: Nov 121969: Nov 141970: Nov 171971: Nov 81972: Dec 11973: Dec 81974: Nov 261975: Nov 141976: Nov 61977: Dec 61978: Dec 91979: Nov 291980: Nov 281981: Nov 211982: Nov 61983: Dec 241984: Dec 61985: Dec 31987: Nov 211988: Nov 291989: Oct 201990: Dec 51991: Nov 41992: Nov 291993: Oct 311994: Dec 121995: Dec 91996: Dec 181997: Nov 172007: Nov 162009: Dec 52010: Dec 22011: Dec 12012: Nov 252013: Nov 132014: Nov 142015: Nov 232017: Nov 202018: Nov 152020: Dec 12021: Nov 14

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
2021Feb 21Nov 14Feb 17none
2020no dataDec 1no dataDec 1
2019Mar 7no dataMar 6no data
2018Mar 15Nov 15Jan 31none
2017Mar 16Nov 20noneDec 10
2016Feb 28no dataFeb 10no data
2015Mar 7Nov 23Feb 20none
2014Mar 26Nov 14Feb 28Nov 18
2013Mar 28Nov 13Feb 17Nov 28
2012Feb 13Nov 25Feb 12none
2011Feb 13Dec 1Feb 6none
2010Mar 7Dec 2Mar 5Dec 7
2009Mar 3Dec 5Feb 6none
2008Mar 26no dataFeb 14no data
2007Mar 5Nov 16Feb 19Dec 17
1998Mar 13no dataMar 13no data
1997Feb 16Nov 17Jan 19Nov 17
1996Mar 11Dec 18Mar 10Dec 19
1995Feb 12Dec 9Feb 9Dec 10
1994Feb 14Dec 12Feb 14none
1993Mar 15Oct 31Mar 15Dec 25
1992Feb 9Nov 29Jan 20none
1991Feb 16Nov 4Feb 16none
1990Mar 21Dec 5noneDec 25
1989Feb 25Oct 20Feb 25Dec 4
1988Mar 16Nov 29Mar 15Dec 13
1987Feb 11Nov 21Feb 10none
1986Mar 22noneMar 2none
1985Feb 16Dec 3Feb 3Dec 14
1984Mar 2Dec 6Feb 7Dec 7
1983Mar 25Dec 24Feb 8Dec 24
1982Mar 8Nov 6Jan 27Dec 13
1981Feb 13Nov 21Feb 12Dec 18
1980Mar 4Nov 28Mar 4Dec 18
1979Feb 27Nov 29Feb 11Nov 30
1978Mar 6Dec 9Mar 5Dec 10
1977Feb 21Dec 6Feb 6Dec 7
1976Feb 8Nov 6Feb 8Nov 30
1975Mar 5Nov 14Feb 8Dec 18
1974Feb 28Nov 26Feb 26Dec 10
1973Apr 11Dec 8Feb 17Dec 17
1972Feb 14Dec 1Feb 5Dec 17
1971Mar 21Nov 8Feb 14none
1970Mar 14Nov 17Feb 4Nov 24
1969Mar 13Nov 14Jan 6Nov 15
1968Mar 25Nov 12Mar 24Dec 8
1967Feb 26Dec 23Feb 26none
1966Mar 7Nov 2Feb 5Nov 3
1965Mar 21Dec 1Feb 3none
1964Feb 28Nov 22Feb 24Dec 1
1963Feb 28Nov 14Feb 27Dec 15
1962Mar 7Dec 6Mar 6Dec 7
1961Feb 4Dec 24Jan 22Dec 29
1960Mar 13Dec 1Mar 6Dec 2
1959Feb 21Nov 7Jan 23Nov 29
1958Feb 21Nov 29Feb 20Dec 15
1957Jan 19no dataJan 19no data
1956Jan 17Nov 23Jan 14none
1955Mar 27Nov 29Mar 27Nov 29
1954Mar 6Nov 3Feb 8Nov 3
1953Feb 18Dec 15noneDec 18
1952Jan 30Nov 22noneDec 15
1951no dataNov 3no dataNov 18

"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.