Cairo 1SW, GA: frost dates by year

Last spring and first fall frost at NOAA station USC00091463, 1951 to 2020, measured from daily minimum temperatures.

Elevation 201 ft, 30.870, -84.218. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Mar 9	Nov 20
Earliest	Feb 4 (1961)	Nov 3 (1954)
Latest	Mar 31 (1964)	Dec 21 (1961)
Trend	1.6 days later per decade	little change (less than half a day per decade)
Years with data	26	29

At 28°F (hard freeze) the median last spring date is Feb 25 and the median first fall date is Dec 1.

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)

First fall frost (32°F)

Dots are single years. The gray line is the median, the green line the fitted trend.

Year by year

Year	Last spring 32°F	First fall 32°F	Last spring 28°F	First fall 28°F
2020	no data	Dec 1	no data	Dec 2
2018	Mar 16	Nov 16	Jan 20	Nov 28
2017	Mar 17	Nov 20	Mar 17	Dec 11
2016	Feb 28	Nov 20	Feb 11	none
2015	no data	Dec 19	no data	none
2014	Mar 26	Nov 3	Feb 28	Nov 19
2013	no data	Nov 14	no data	none
1972	Feb 21	Nov 27	Feb 6	Dec 17
1971	Mar 21	Nov 11	Mar 4	none
1970	Feb 27	Nov 17	Feb 27	Nov 17
1969	Mar 14	Nov 15	Mar 11	Nov 15
1968	Mar 24	Nov 13	Mar 24	Nov 13
1967	Feb 27	Nov 7	Feb 26	Dec 23
1966	Mar 8	Nov 3	Feb 7	Nov 3
1965	Mar 21	Nov 30	Feb 26	Dec 1
1964	Mar 31	Nov 22	Feb 24	Dec 1
1963	Feb 28	Nov 3	Feb 28	Nov 14
1962	Mar 7	Dec 6	Mar 6	Dec 7
1961	Feb 4	Dec 21	Jan 30	Dec 24
1960	Mar 22	Dec 1	Mar 6	Dec 2
1959	Feb 21	Nov 29	Feb 21	Nov 29
1958	Feb 22	Nov 29	Feb 21	Dec 12
1957	Mar 10	Dec 1	Jan 19	Dec 1
1956	Mar 21	Nov 10	Mar 21	Nov 23
1955	Mar 29	Nov 29	Mar 27	Nov 29
1954	Mar 7	Nov 3	Jan 13	Nov 3
1953	Feb 18	Nov 27	Feb 18	Dec 18
1952	Feb 8	Dec 7	Jan 30	Dec 15
1951	Mar 14	Nov 8	Feb 9	Nov 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.