Hohenwald, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00404223, 1999 to 2022, measured from daily minimum temperatures.

Elevation 980 ft, 35.557, -87.541. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 8	Oct 29
Earliest	Mar 6 (2010)	Oct 7 (2000)
Latest	May 6 (2019)	Nov 26 (2004)
Trend	1.9 days later per decade	little change (less than half a day per decade)
Years with data	20	21

At 28°F (hard freeze) the median last spring date is Mar 17 and the median first fall date is Nov 11.

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
2022	Apr 1	Oct 18	Mar 13	Oct 18
2021	Apr 22	Nov 4	Apr 2	Nov 23
2020	Apr 16	Nov 2	Mar 7	Dec 1
2019	May 6	no data	Apr 2	no data
2018	Apr 8	Oct 21	Apr 8	Nov 10
2017	Mar 19	Oct 28	Mar 17	Nov 11
2016	Mar 22	Nov 20	Mar 2	Nov 20
2015	Mar 29	Oct 18	Mar 29	Nov 22
2014	Apr 17	Nov 1	Mar 27	Nov 2
2013	Apr 26	Oct 25	Mar 28	Oct 25
2012	Apr 13	Nov 2	Feb 28	Nov 13
2011	Mar 26	Oct 29	Mar 13	Nov 11
2010	Mar 6	Nov 6	Mar 6	Nov 6
2009	Apr 8	Oct 18	Mar 5	Nov 27
2007	no data	Nov 7	no data	Nov 7
2006	Mar 27	no data	Mar 26	no data
2005	Apr 25	Oct 28	Mar 18	Nov 17
2004	no data	Nov 26	no data	Dec 2
2003	Mar 30	Nov 13	Mar 10	Nov 24
2002	Apr 4	Nov 1	Mar 22	Nov 16
2001	Apr 18	Oct 26	Mar 26	Oct 27
2000	Apr 9	Oct 7	Mar 12	Oct 7
1999	no data	Oct 23	no data	Nov 2

"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.