Clinton 5 Se, LA: frost dates by year

Last spring and first fall frost at NOAA station USC00161899, 1975 to 2019, measured from daily minimum temperatures.

Elevation 200 ft, 30.818, -90.973. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Mar 11	Nov 18
Earliest	Feb 7 (2016)	Oct 20 (1989)
Latest	Apr 15 (2008)	Dec 21 (2001)
Trend	0.5 days earlier per decade	0.6 days later per decade
Years with data	41	38

At 28°F (hard freeze) the median last spring date is Feb 17 and the median first fall date is Dec 3.

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	Mar 6	no data	none	no data
2016	Feb 7	Nov 21	Jan 24	none
2015	Mar 9	Nov 23	Mar 6	none
2014	Mar 14	Nov 14	Mar 5	Nov 14
2013	Mar 28	Nov 13	Mar 5	Nov 28
2012	Feb 13	Oct 30	Feb 13	Dec 30
2011	Mar 11	Oct 20	Feb 14	Dec 8
2009	Mar 3	Nov 27	Feb 6	Dec 5
2008	Apr 15	no data	Jan 30	no data
2007	Apr 10	no data	Mar 5	no data
2006	Mar 25	Nov 19	Feb 13	Dec 3
2005	Mar 18	Nov 18	Jan 25	Dec 6
2004	Feb 18	Dec 2	Feb 8	Dec 15
2003	Mar 31	Nov 25	Jan 25	Nov 25
2002	Mar 6	Nov 29	Mar 5	none
2001	Feb 18	Dec 21	Feb 4	Dec 25
2000	Mar 12	no data	Jan 31	no data
1999	Feb 23	Dec 7	Feb 22	Dec 16
1998	Mar 22	Dec 16	Mar 12	none
1997	Feb 16	Nov 16	Jan 19	Nov 17
1996	Mar 22	Nov 27	Mar 12	Dec 19
1995	Feb 13	Nov 12	Feb 10	Dec 10
1994	Apr 8	Dec 12	Feb 27	Dec 12
1993	Mar 15	Oct 31	Mar 15	Oct 31
1992	Mar 12	Nov 6	Jan 22	Nov 29
1991	Mar 11	Nov 4	Feb 17	Nov 4
1990	Mar 20	Nov 30	Jan 13	Dec 24
1989	Mar 9	Oct 20	Mar 7	Nov 17
1988	Mar 20	Nov 29	Mar 15	Dec 13
1987	Apr 6	Nov 11	Apr 5	Nov 12
1986	Mar 23	Nov 14	Mar 22	none
1985	Feb 17	Dec 2	Feb 17	Dec 3
1984	Mar 7	Nov 22	Mar 7	Nov 24
1983	Mar 22	Nov 17	Jan 24	Nov 29
1982	Mar 9	Nov 5	Mar 8	Dec 13
1981	Mar 20	Nov 21	Feb 13	Nov 21
1980	Mar 4	Nov 19	Mar 4	Dec 21
1979	Mar 6	Nov 14	Feb 11	Nov 30
1978	Mar 6	Dec 5	Mar 5	Dec 10
1977	Feb 28	Nov 11	Feb 16	Dec 7
1976	Mar 17	Nov 9	Feb 8	Nov 29
1975	no data	Nov 14	no data	Nov 24

"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.