Last Frost Day

Frost history / Atlanta Hartsfield Intl Ap, GA

Atlanta Hartsfield Intl Ap, GA: frost dates by year

Last spring and first fall frost at NOAA station USW00013874, 1951 to 2024, measured from daily minimum temperatures.

Elevation 1,010 ft, 33.630, -84.442. Download the data (JSON), NOAA daily records

Summary at 32°F

Last spring frostFirst fall frost
MedianMar 22Nov 13
EarliestFeb 12 (2011)Oct 25 (1962)
LatestApr 23 (1986)Dec 18 (1998)
Trend2.4 days earlier per decade2.2 days later per decade
Years with data7474

At 28°F (hard freeze) the median last spring date is Mar 4 and the median first fall date is Nov 28.

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 221952: Mar 161953: Mar 51954: Mar 161955: Mar 291956: Mar 251957: Mar 101958: Mar 221959: Mar 181960: Mar 231961: Feb 261962: Apr 161963: Mar 231964: Mar 311965: Mar 221966: Apr 61967: Mar 191968: Mar 241969: Mar 271970: Apr 31971: Apr 31972: Apr 21973: Apr 111974: Mar 221975: Mar 311976: Mar 181977: Apr 61978: Apr 221979: Mar 261980: Mar 41981: Mar 201982: Apr 71983: Apr 201984: Mar 111985: Feb 161986: Apr 231987: Apr 41988: Mar 171989: Feb 251990: Mar 211991: Mar 51992: Apr 31993: Mar 151994: Mar 111995: Mar 101996: Mar 221997: Mar 161998: Mar 131999: Mar 122000: Apr 92001: Mar 272002: Mar 232003: Mar 312004: Mar 232005: Mar 92006: Mar 262007: Apr 82008: Mar 252009: Mar 42010: Mar 72011: Feb 122012: Feb 132013: Mar 272014: Mar 262015: Mar 292016: Feb 142017: Mar 162018: Mar 92019: Mar 72020: Feb 282021: Feb 202022: Mar 132023: Mar 202024: Feb 18

First fall frost (32°F)

Oct 12Oct 27Nov 11Nov 26Dec 11Dec 2619601970198019902000201020201951: Nov 31952: Oct 291953: Nov 261954: Oct 311955: Nov 201956: Nov 91957: Oct 281958: Nov 291959: Nov 71960: Nov 81961: Nov 91962: Oct 251963: Nov 31964: Nov 211965: Oct 251966: Nov 21967: Nov 51968: Oct 261969: Nov 51970: Nov 161971: Nov 81972: Nov 181973: Nov 101974: Nov 131975: Nov 141976: Oct 291977: Nov 121978: Dec 61979: Nov 151980: Nov 191981: Nov 211982: Nov 51983: Nov 121984: Nov 131985: Dec 21986: Nov 131987: Nov 121988: Nov 291989: Nov 171990: Nov 301991: Nov 41992: Nov 81993: Nov 11994: Dec 111995: Nov 41996: Nov 31997: Nov 161998: Dec 181999: Nov 32000: Nov 152001: Oct 282002: Nov 182003: Nov 142004: Dec 142005: Nov 172006: Nov 212007: Nov 72008: Nov 172009: Dec 52010: Nov 72011: Nov 112012: Nov 252013: Nov 132014: Nov 142015: Nov 232016: Dec 92017: Oct 302018: Nov 162019: Nov 122020: Dec 12021: Nov 232022: Nov 182023: Nov 292024: Nov 30

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
2024Feb 18Nov 30Jan 22Dec 4
2023Mar 20Nov 29nonenone
2022Mar 13Nov 18Mar 13Dec 23
2021Feb 20Nov 23Feb 17none
2020Feb 28Dec 1Jan 22Dec 25
2019Mar 7Nov 12Mar 6Nov 12
2018Mar 9Nov 16Jan 19Nov 28
2017Mar 16Oct 30Mar 16Dec 10
2016Feb 14Dec 9Feb 10Dec 9
2015Mar 29Nov 23Mar 6none
2014Mar 26Nov 14Feb 27Nov 14
2013Mar 27Nov 13Mar 4Nov 27
2012Feb 13Nov 25Feb 13none
2011Feb 12Nov 11Feb 11none
2010Mar 7Nov 7Feb 27Dec 2
2009Mar 4Dec 5Mar 3Dec 6
2008Mar 25Nov 17Mar 9Nov 19
2007Apr 8Nov 7Apr 7Dec 17
2006Mar 26Nov 21Feb 27Dec 4
2005Mar 9Nov 17Mar 2Nov 18
2004Mar 23Dec 14Feb 8Dec 14
2003Mar 31Nov 14Feb 8Nov 25
2002Mar 23Nov 18Mar 22Nov 28
2001Mar 27Oct 28Feb 18Dec 25
2000Apr 9Nov 15Feb 6Nov 21
1999Mar 12Nov 3Feb 22Dec 25
1998Mar 13Dec 18Mar 13Dec 18
1997Mar 16Nov 16Jan 18Nov 16
1996Mar 22Nov 3Mar 10Dec 19
1995Mar 10Nov 4Feb 13Nov 15
1994Mar 11Dec 11Feb 27none
1993Mar 15Nov 1Mar 15Dec 12
1992Apr 3Nov 8Mar 12none
1991Mar 5Nov 4Feb 16Nov 4
1990Mar 21Nov 30Feb 25Dec 24
1989Feb 25Nov 17Feb 25Nov 17
1988Mar 17Nov 29Mar 16Dec 12
1987Apr 4Nov 12Apr 1Dec 17
1986Apr 23Nov 13Mar 22none
1985Feb 16Dec 2Feb 16Dec 3
1984Mar 11Nov 13Mar 10Dec 6
1983Apr 20Nov 12Feb 26Dec 23
1982Apr 7Nov 5Mar 8Dec 12
1981Mar 20Nov 21Feb 13Nov 21
1980Mar 4Nov 19Mar 3Nov 19
1979Mar 26Nov 15Mar 26Nov 29
1978Apr 22Dec 6Mar 18Dec 9
1977Apr 6Nov 12Mar 2Nov 26
1976Mar 18Oct 29Feb 9Oct 29
1975Mar 31Nov 14Mar 9Nov 25
1974Mar 22Nov 13Feb 28Nov 16
1973Apr 11Nov 10Apr 11Nov 10
1972Apr 2Nov 18Mar 6Nov 24
1971Apr 3Nov 8Mar 21Nov 22
1970Apr 3Nov 16Mar 16Nov 16
1969Mar 27Nov 5Mar 27Nov 14
1968Mar 24Oct 26Mar 24Nov 12
1967Mar 19Nov 5Mar 19Nov 7
1966Apr 6Nov 2Mar 29Nov 3
1965Mar 22Oct 25Mar 22Nov 30
1964Mar 31Nov 21Mar 30Nov 22
1963Mar 23Nov 3Feb 28Nov 3
1962Apr 16Oct 25Mar 6Dec 6
1961Feb 26Nov 9Feb 10Nov 21
1960Mar 23Nov 8Mar 14Dec 1
1959Mar 18Nov 7Mar 4Nov 18
1958Mar 22Nov 29Feb 21Nov 29
1957Mar 10Oct 28Jan 19Nov 30
1956Mar 25Nov 9Mar 20Nov 23
1955Mar 29Nov 20Mar 27Nov 28
1954Mar 16Oct 31Mar 15Nov 2
1953Mar 5Nov 26Feb 18Nov 28
1952Mar 16Oct 29Jan 31Dec 14
1951Mar 22Nov 3Mar 14Nov 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.