Frost history / Dalton, GA
Dalton, GA: frost dates by year
Last spring and first fall frost at NOAA station USC00092493, 1951 to 1999, measured from daily minimum temperatures.
Elevation 799 ft, 34.770, -84.887. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Apr 4 | Oct 30 |
| Earliest | Mar 10 (1991) | Sep 30 (1967) |
| Latest | Apr 21 (1962) | Dec 5 (1978) |
| Trend | 5.0 days earlier per decade | little change (less than half a day per decade) |
| Years with data | 32 | 37 |
At 28°F (hard freeze) the median last spring date is Mar 17 and the median first fall date is Nov 8.
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 |
|---|---|---|---|---|
| 1999 | Mar 29 | Nov 3 | Mar 8 | Nov 3 |
| 1998 | no data | Oct 26 | no data | Oct 28 |
| 1995 | Mar 12 | no data | Mar 11 | no data |
| 1994 | Mar 17 | no data | Mar 12 | no data |
| 1993 | Mar 19 | Nov 1 | Mar 16 | Nov 1 |
| 1992 | Apr 4 | Nov 8 | Apr 3 | Nov 30 |
| 1991 | Mar 10 | Nov 4 | Feb 28 | Nov 4 |
| 1990 | Apr 8 | Nov 11 | Feb 27 | Dec 1 |
| 1989 | Apr 13 | Oct 21 | Feb 26 | Nov 24 |
| 1988 | Mar 17 | Oct 14 | Mar 16 | Nov 29 |
| 1987 | no data | Oct 22 | no data | Nov 13 |
| 1981 | Mar 25 | Oct 20 | Mar 18 | Oct 20 |
| 1980 | no data | Oct 26 | no data | Nov 13 |
| 1979 | Mar 27 | Nov 4 | Mar 12 | Nov 30 |
| 1978 | Mar 18 | Dec 5 | Mar 18 | Dec 10 |
| 1977 | no data | Nov 11 | no data | Nov 13 |
| 1976 | no data | Oct 22 | no data | Oct 23 |
| 1975 | Apr 13 | no data | Mar 10 | no data |
| 1974 | no data | Oct 4 | no data | Oct 23 |
| 1972 | Apr 9 | Oct 20 | Mar 10 | Nov 24 |
| 1971 | Apr 3 | Nov 5 | Mar 24 | Nov 8 |
| 1970 | Apr 8 | Nov 6 | Mar 18 | Nov 17 |
| 1969 | Apr 1 | Oct 25 | Mar 15 | Nov 15 |
| 1968 | no data | Oct 26 | no data | Nov 13 |
| 1967 | Mar 23 | Sep 30 | Mar 19 | Nov 6 |
| 1966 | Apr 11 | Nov 3 | Mar 25 | Nov 4 |
| 1965 | Mar 23 | Oct 25 | Mar 23 | Nov 29 |
| 1964 | Apr 17 | Oct 20 | Mar 31 | Nov 22 |
| 1963 | Mar 23 | Oct 30 | Mar 3 | Nov 3 |
| 1962 | Apr 21 | Oct 25 | Mar 17 | Oct 26 |
| 1961 | Apr 14 | Oct 27 | Feb 26 | Oct 27 |
| 1960 | Apr 11 | Nov 5 | Apr 11 | Nov 8 |
| 1959 | Apr 15 | Nov 7 | Mar 17 | Nov 10 |
| 1958 | Mar 29 | Nov 8 | Mar 22 | Nov 8 |
| 1957 | Mar 29 | Oct 27 | Feb 20 | Oct 28 |
| 1956 | Apr 21 | Nov 10 | Mar 25 | Nov 10 |
| 1954 | no data | Oct 30 | no data | Oct 31 |
| 1953 | Apr 21 | Nov 6 | Apr 21 | Nov 28 |
| 1952 | Apr 7 | Oct 21 | Feb 19 | Oct 22 |
| 1951 | Apr 17 | Nov 3 | Mar 21 | Nov 3 |
"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.