Orange 9 N, TX: frost dates by year

Last spring and first fall frost at NOAA station USC00416680, 1986 to 2025, measured from daily minimum temperatures.

Elevation 18 ft, 30.226, -93.739. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Feb 21	Nov 21
Earliest	Jan 6 (1999)	Oct 20 (1989)
Latest	Apr 16 (2018)	Dec 27 (2001)
Trend	2.2 days later per decade	little change (less than half a day per decade)
Years with data	35, 1 with no freeze	40, 3 with no freeze

At 28°F (hard freeze) the median last spring date is Feb 10 and the median first fall date is Dec 8.

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	Feb 24	Nov 11	Feb 24	Dec 15
2024	Feb 19	Dec 12	Jan 18	none
2023	Mar 21	Nov 2	none	Nov 2
2022	Mar 14	Dec 18	Feb 14	Dec 23
2021	Feb 22	none	Feb 22	none
2020	Feb 28	Dec 1	none	none
2019	Mar 7	Nov 13	Jan 25	Nov 13
2018	Apr 16	Nov 15	Apr 16	none
2017	Jan 9	Oct 30	Jan 9	Dec 9
2016	Feb 8	Nov 21	none	none
2015	Mar 8	none	Mar 7	none
2014	no data	Nov 14	no data	Nov 19
2013	Mar 28	Nov 13	none	Nov 29
2012	Feb 13	Dec 12	Jan 15	Dec 13
2011	Feb 14	Nov 11	Feb 14	Dec 8
2010	Mar 5	Nov 7	Mar 4	Nov 27
2009	no data	Nov 17	no data	Nov 28
2008	Feb 2	Nov 23	Jan 21	none
2007	Feb 17	Dec 4	Feb 17	none
2006	Feb 20	Nov 21	none	Dec 5
2005	no data	Dec 6	no data	none
2004	Feb 19	Dec 15	Feb 3	Dec 26
2003	Feb 18	Nov 25	Jan 25	Dec 18
2002	Mar 7	Dec 7	Mar 5	none
2001	Jan 22	Dec 27	Jan 21	none
2000	Feb 7	Nov 21	Feb 7	Dec 20
1999	Jan 6	Nov 3	Jan 5	Dec 16
1998	none	Dec 24	none	none
1997	Jan 31	Nov 8	Jan 30	none
1996	Mar 22	Dec 2	Mar 12	Dec 19
1995	Mar 9	Nov 30	none	Dec 10
1994	Feb 15	Dec 12	Feb 3	none
1993	Mar 15	Oct 31	Mar 15	Nov 1
1992	no data	Nov 27	no data	Nov 28
1991	Jan 22	Nov 4	none	Nov 5
1990	Jan 14	Nov 30	none	Dec 6
1989	Mar 9	Oct 20	Mar 7	Dec 13
1988	Mar 20	Nov 29	Feb 13	Dec 18
1987	Apr 1	Nov 11	Jan 24	none
1986	no data	none	no data	none

"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.