Last Frost Day

Frost history / Allatoona Dam 2, GA

Allatoona Dam 2, GA: frost dates by year

Last spring and first fall frost at NOAA station USC00090181, 1952 to 2018, measured from daily minimum temperatures.

Elevation 975 ft, 34.165, -84.730. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 30Nov 4
EarliestFeb 28 (2011)Oct 14 (2006)
LatestApr 21 (1956)Nov 26 (2009)
Trend1.6 days earlier per decade1.3 days later per decade
Years with data3634

At 28°F (hard freeze) the median last spring date is Mar 23 and the median first fall date is Nov 14.

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)

Feb 14Mar 1Mar 16Mar 31Apr 15Apr 301960197019801990200020101953: Apr 211954: Mar 221955: Mar 301956: Apr 211957: Mar 211958: Mar 291959: Mar 191960: Apr 111961: Apr 141962: Apr 161963: Mar 231964: Apr 101965: Mar 231966: Apr 111967: Mar 231968: Apr 61969: Apr 11970: Apr 31971: Apr 71998: Mar 141999: Mar 162000: Apr 102001: Apr 192002: Mar 282004: Mar 242006: Mar 272007: Apr 82008: Mar 262009: Apr 92010: Mar 102011: Feb 282012: Mar 102013: Mar 302014: Apr 172015: Mar 302016: Mar 23

First fall frost (32°F)

Sep 27Oct 12Oct 27Nov 11Nov 26Dec 111960197019801990200020101952: Oct 211953: Nov 71954: Oct 301955: Oct 311956: Nov 91957: Oct 281958: Nov 201959: Nov 71960: Nov 41961: Oct 271962: Oct 261963: Oct 301964: Oct 201965: Oct 251966: Nov 31967: Oct 291968: Oct 261969: Nov 41970: Nov 161977: Nov 111998: Nov 62001: Oct 282004: Nov 262006: Oct 142007: Nov 72008: Oct 282009: Nov 262010: Nov 62011: Nov 112012: Nov 92014: Nov 22015: Nov 142016: Nov 112018: Nov 10

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
2018no dataNov 10no dataNov 16
2016Mar 23Nov 11Feb 28Nov 27
2015Mar 30Nov 14Mar 30Nov 14
2014Apr 17Nov 2Mar 27Nov 14
2013Mar 30no dataMar 28no data
2012Mar 10Nov 9Feb 25Nov 17
2011Feb 28Nov 11Feb 26Nov 11
2010Mar 10Nov 6Mar 8Nov 7
2009Apr 9Nov 26Mar 5Dec 5
2008Mar 26Oct 28Mar 26Nov 17
2007Apr 8Nov 7Apr 8Nov 16
2006Mar 27Oct 14Mar 26Nov 4
2004Mar 24Nov 26Mar 23Dec 4
2002Mar 28no dataMar 23no data
2001Apr 19Oct 28Mar 27Dec 21
2000Apr 10no dataFeb 7no data
1999Mar 16no dataMar 5no data
1998Mar 14Nov 6Mar 14Dec 18
1977no dataNov 11no dataNov 13
1971Apr 7no dataMar 24no data
1970Apr 3Nov 16Mar 18Nov 17
1969Apr 1Nov 4Mar 28Nov 15
1968Apr 6Oct 26Mar 24Nov 13
1967Mar 23Oct 29Mar 19Nov 6
1966Apr 11Nov 3Mar 29Nov 4
1965Mar 23Oct 25Mar 23Oct 25
1964Apr 10Oct 20Mar 31Nov 22
1963Mar 23Oct 30Mar 8Nov 3
1962Apr 16Oct 26Mar 17Oct 26
1961Apr 14Oct 27Mar 10Nov 21
1960Apr 11Nov 4Mar 24Nov 12
1959Mar 19Nov 7Mar 8Nov 7
1958Mar 29Nov 20Mar 22Nov 29
1957Mar 21Oct 28Feb 18Oct 28
1956Apr 21Nov 9Mar 25Nov 23
1955Mar 30Oct 31Mar 28Nov 29
1954Mar 22Oct 30Mar 16Oct 31
1953Apr 21Nov 7Feb 19Nov 11
1952no dataOct 21no dataOct 22

"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.