Jackson 4 Ne, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00404568, 2004 to 2025, measured from daily minimum temperatures.

Elevation 430 ft, 35.710, -88.822. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 2	Oct 29
Earliest	Mar 5 (2009)	Oct 13 (2006)
Latest	Apr 26 (2013)	Nov 28 (2004)
Trend	8.2 days later per decade	2.3 days earlier per decade
Years with data	19	20

At 28°F (hard freeze) the median last spring date is Mar 25 and the median first fall date is Nov 6.

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
2025	Apr 9	Nov 3	Mar 22	Nov 10
2024	Apr 7	Oct 17	Mar 20	Nov 29
2023	Mar 30	Oct 31	Mar 21	Oct 31
2022	Apr 2	Oct 18	Mar 14	Oct 18
2021	Apr 22	Nov 4	Apr 3	Nov 4
2020	Apr 16	Nov 2	Apr 15	Nov 2
2019	Apr 2	Nov 1	Mar 28	Nov 1
2018	Apr 21	Oct 21	Apr 9	Nov 10
2017	Mar 18	Oct 28	Mar 16	Nov 20
2016	Mar 22	Nov 10	Mar 3	Nov 20
2015	Mar 30	Oct 18	Mar 29	Nov 22
2014	Apr 17	Nov 2	Mar 27	Nov 2
2013	Apr 26	Oct 25	Mar 28	Oct 25
2010	Mar 7	Oct 30	Mar 7	Nov 6
2009	Mar 5	Oct 19	Mar 4	Nov 27
2008	Apr 16	Oct 29	Mar 25	Oct 30
2007	Apr 9	Nov 3	Apr 9	Nov 7
2006	Mar 27	Oct 13	Mar 27	Nov 2
2005	Mar 15	Oct 26	Mar 11	Nov 17
2004	no data	Nov 28	no data	Dec 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.