Frost history / Sparkman, AR
Sparkman, AR: frost dates by year
Last spring and first fall frost at NOAA station USC00036768, 1964 to 2019, measured from daily minimum temperatures.
Elevation 170 ft, 33.915, -92.827. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Apr 5 | Nov 2 |
| Earliest | Jan 29 (1990) | Oct 8 (2000) |
| Latest | Apr 25 (1993) | Dec 23 (1990) |
| Trend | 0.5 days later per decade | 1.9 days later per decade |
| Years with data | 37 | 34 |
At 28°F (hard freeze) the median last spring date is Mar 12 and the median first fall date is Nov 16.
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 |
|---|---|---|---|---|
| 2019 | Apr 3 | no data | Mar 7 | no data |
| 2018 | Apr 17 | Nov 10 | Mar 15 | Nov 15 |
| 2017 | Mar 15 | Oct 25 | Mar 4 | Oct 29 |
| 2016 | Mar 26 | no data | Mar 22 | no data |
| 2015 | Mar 8 | Nov 13 | Mar 8 | Nov 22 |
| 2014 | Apr 17 | Nov 1 | Mar 14 | Nov 14 |
| 2012 | Mar 5 | no data | Mar 5 | no data |
| 2011 | Apr 6 | Oct 20 | Mar 12 | Oct 20 |
| 2010 | Mar 19 | no data | Mar 5 | no data |
| 2009 | no data | Nov 25 | no data | Nov 27 |
| 2008 | Apr 16 | Oct 28 | Mar 25 | Nov 16 |
| 2007 | Apr 9 | Nov 7 | Apr 9 | Nov 16 |
| 2006 | Apr 10 | Oct 14 | Mar 26 | Nov 3 |
| 2004 | Mar 14 | Nov 25 | Feb 28 | Dec 2 |
| 2003 | Apr 12 | Nov 24 | Mar 31 | Nov 24 |
| 2002 | Apr 6 | Nov 7 | Mar 24 | Nov 17 |
| 2001 | Apr 19 | Oct 28 | Mar 11 | Nov 21 |
| 2000 | no data | Oct 8 | no data | Oct 11 |
| 1998 | Mar 12 | Nov 10 | Mar 11 | Dec 16 |
| 1997 | Apr 13 | Nov 9 | Jan 17 | Nov 16 |
| 1996 | Mar 13 | Nov 2 | Feb 6 | Nov 2 |
| 1995 | Mar 7 | Nov 13 | Mar 7 | Nov 23 |
| 1994 | Apr 7 | Oct 25 | Mar 31 | Nov 27 |
| 1993 | Apr 25 | Oct 25 | Mar 18 | Oct 29 |
| 1992 | Apr 6 | Nov 12 | Apr 6 | Nov 29 |
| 1991 | no data | Nov 2 | no data | Nov 2 |
| 1990 | Jan 29 | Dec 23 | none | Dec 24 |
| 1989 | Mar 21 | Nov 27 | Mar 8 | Nov 27 |
| 1988 | Mar 15 | Nov 30 | Mar 15 | Dec 5 |
| 1986 | Mar 27 | no data | Mar 26 | no data |
| 1982 | Apr 10 | Oct 22 | Mar 7 | Nov 3 |
| 1981 | no data | Oct 24 | no data | Nov 21 |
| 1980 | Apr 15 | no data | Mar 18 | no data |
| 1979 | Apr 5 | Oct 23 | Mar 11 | Nov 12 |
| 1975 | Apr 5 | no data | Apr 4 | no data |
| 1974 | Apr 9 | Nov 12 | Feb 26 | Nov 26 |
| 1972 | Mar 10 | no data | Mar 3 | no data |
| 1971 | Apr 8 | no data | Apr 8 | no data |
| 1970 | Apr 3 | Nov 6 | Mar 15 | Nov 16 |
| 1969 | Mar 14 | Oct 15 | Mar 12 | Nov 15 |
| 1967 | Mar 22 | Oct 19 | Mar 7 | Nov 4 |
| 1965 | no data | Oct 24 | no data | Oct 24 |
| 1964 | no data | Oct 20 | no data | Nov 20 |
"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.