Sanford Dam, TX: frost dates by year

Last spring and first fall frost at NOAA station USC00418040, 1994 to 2025, measured from daily minimum temperatures.

Elevation 2,936 ft, 35.705, -101.549. Download the data (JSON), NOAA daily records

Summary at 32°F

	Last spring frost	First fall frost
Median	Apr 11	Oct 27
Earliest	Mar 6 (2012)	Oct 8 (2000)
Latest	May 4 (2013)	Nov 24 (1999)
Trend	2.1 days later per decade	2.8 days earlier per decade
Years with data	31	32

At 28°F (hard freeze) the median last spring date is Mar 28 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 7	Oct 30	Apr 6	Nov 6
2024	Mar 28	Nov 14	Mar 27	Nov 25
2023	Apr 8	Oct 16	Apr 7	Oct 29
2022	Apr 18	Oct 27	Apr 15	Nov 5
2021	Apr 22	Nov 1	Apr 22	Nov 18
2020	Apr 18	Oct 17	Apr 16	Oct 24
2019	Apr 15	Oct 11	Apr 15	Oct 11
2018	Apr 20	Oct 15	Apr 16	Oct 15
2017	May 1	Oct 28	Mar 16	Oct 28
2016	Apr 3	Nov 12	Mar 28	Nov 13
2015	Apr 11	Nov 6	Mar 7	Nov 21
2014	Apr 16	Nov 11	Mar 24	Nov 11
2013	May 4	Oct 19	Apr 25	Nov 12
2012	Mar 6	Oct 27	Mar 6	Oct 28
2011	Mar 30	Oct 27	Mar 11	Nov 3
2010	Apr 8	Nov 5	Mar 22	Nov 6
2009	no data	Oct 11	no data	Oct 11
2008	Apr 18	Oct 24	Mar 19	Nov 7
2007	Apr 16	Nov 2	Apr 14	Nov 7
2006	Mar 25	Oct 31	Mar 25	Nov 1
2005	May 3	Oct 24	Mar 27	Oct 24
2004	Apr 14	Nov 2	Apr 14	Nov 29
2003	Apr 10	Oct 27	Apr 9	Nov 7
2002	Apr 5	Oct 24	Apr 5	Nov 5
2001	Mar 28	Nov 20	Mar 26	Nov 27
2000	Apr 16	Oct 8	Mar 18	Nov 8
1999	Mar 21	Nov 24	Mar 15	Nov 24
1998	Apr 4	Nov 11	Mar 21	Dec 9
1997	Apr 14	Oct 26	Apr 13	Oct 26
1996	Apr 7	Nov 7	Mar 28	Nov 17
1995	Apr 13	Oct 24	Mar 9	Nov 3
1994	Apr 7	Nov 11	Apr 7	Nov 15

"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.