Warner Park, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00409431, 2003 to 2025, measured from daily minimum temperatures.

Elevation 625 ft, 36.061, -86.906. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 10	Nov 2
Earliest	Mar 25 (2011)	Oct 18 (2022)
Latest	Apr 29 (2008)	Nov 23 (2024)
Trend	3.5 days earlier per decade	0.9 days later per decade
Years with data	18	16

At 28°F (hard freeze) the median last spring date is Mar 23 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 10	Nov 9	Mar 22	Nov 9
2024	Apr 6	Nov 23	Mar 20	Nov 29
2022	Apr 10	Oct 18	Mar 13	Oct 19
2021	Apr 22	Nov 4	Apr 3	Nov 4
2020	no data	Nov 1	no data	Nov 1
2019	Apr 1	Nov 1	Apr 1	Nov 1
2018	no data	Oct 21	no data	Nov 10
2017	Apr 8	no data	Mar 16	no data
2016	Apr 3	Nov 10	Feb 26	Nov 20
2015	Apr 5	no data	Mar 29	no data
2014	Apr 16	Nov 2	Apr 16	Nov 2
2013	Apr 20	no data	Mar 27	no data
2012	Apr 12	Oct 30	Mar 6	Oct 31
2011	Mar 25	Oct 22	Feb 26	Nov 10
2009	Apr 8	no data	Mar 21	no data
2008	Apr 29	Oct 29	Mar 25	Oct 29
2007	Apr 10	Nov 2	Apr 10	Nov 7
2006	Apr 9	no data	Mar 27	no data
2005	Apr 25	Oct 24	Mar 18	Oct 29
2004	Apr 14	Nov 15	Mar 23	Dec 2
2003	no data	Nov 9	no data	Nov 14

"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.