Lancing 6 Nw, TN: frost dates by year

Last spring and first fall frost at NOAA station USC00405040, 1989 to 2011, measured from daily minimum temperatures.

Elevation 1,520 ft, 36.150, -84.728. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 26	Oct 17
Earliest	Mar 30 (1999)	Sep 26 (2001)
Latest	May 23 (2002)	Oct 29 (2007)
Trend	3.3 days earlier per decade	1.3 days earlier per decade
Years with data	18	19

At 28°F (hard freeze) the median last spring date is Apr 6 and the median first fall date is Oct 23.

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
2011	May 6	no data	Apr 2	no data
2010	Apr 11	Oct 17	Mar 27	Oct 30
2009	Apr 13	Sep 28	Mar 31	Sep 28
2008	no data	Oct 19	no data	Oct 20
2007	Apr 14	Oct 29	Apr 11	Oct 31
2006	Apr 11	Oct 13	Mar 28	Oct 13
2005	May 5	no data	May 5	no data
2002	May 23	Oct 18	Apr 7	Nov 2
2001	Apr 27	Sep 26	Apr 20	Oct 17
2000	Apr 27	Oct 9	Apr 10	Oct 9
1999	Mar 30	Oct 21	Mar 28	Oct 24
1998	Apr 13	Oct 23	Mar 24	Oct 23
1997	no data	Oct 16	no data	Oct 23
1996	May 14	Oct 12	Apr 11	Oct 20
1995	Apr 26	Oct 15	Apr 5	Nov 4
1994	Apr 9	Oct 27	Apr 9	Oct 27
1993	May 22	Oct 23	Apr 4	Oct 28
1992	Apr 30	Oct 20	Apr 29	Oct 20
1991	Apr 1	Oct 7	Apr 1	Oct 7
1990	May 8	Oct 19	Apr 13	Oct 27
1989	no data	Oct 9	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.