Frost history / Valentine, TX
Valentine, TX: frost dates by year
Last spring and first fall frost at NOAA station USC00419270, 1978 to 2021, measured from daily minimum temperatures.
Elevation 4,440 ft, 30.586, -104.500. Download the data (JSON) · NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Apr 14 | Oct 28 |
| Earliest | Mar 17 (1990) | Oct 8 (1992) |
| Latest | May 14 (2014) | Dec 7 (1998) |
| Trend | 2.2 days later per decade | little change (less than half a day per decade) |
| Years with data | 34 | 37 |
At 28°F (hard freeze) the median last spring date is Mar 29 and the median first fall date is Nov 5.
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 |
|---|---|---|---|---|
| 2021 | Mar 24 | Nov 12 | Mar 15 | Dec 12 |
| 2020 | Apr 1 | Oct 27 | Mar 6 | Oct 28 |
| 2019 | Apr 14 | Oct 25 | Apr 2 | Oct 26 |
| 2018 | Apr 15 | Nov 13 | Mar 21 | Nov 13 |
| 2017 | no data | Oct 28 | no data | Nov 19 |
| 2016 | no data | Nov 7 | no data | Nov 19 |
| 2015 | Apr 29 | no data | Mar 6 | no data |
| 2014 | May 14 | Nov 12 | Apr 15 | Nov 13 |
| 2013 | May 3 | Oct 19 | May 3 | Nov 22 |
| 2012 | Apr 4 | no data | Apr 4 | no data |
| 2011 | May 3 | Oct 19 | Mar 14 | Oct 28 |
| 2010 | no data | Oct 29 | no data | Nov 13 |
| 2009 | no data | Oct 27 | no data | Oct 30 |
| 2008 | Apr 28 | Oct 23 | Apr 28 | Oct 23 |
| 2007 | no data | Oct 23 | no data | Oct 23 |
| 2005 | Apr 12 | Nov 13 | Apr 2 | Nov 16 |
| 2004 | no data | Nov 2 | no data | Nov 3 |
| 2003 | no data | Oct 27 | no data | Oct 27 |
| 2002 | Mar 26 | Nov 6 | Mar 26 | Nov 17 |
| 2001 | Apr 7 | no data | Mar 17 | no data |
| 1999 | Apr 16 | no data | Mar 17 | no data |
| 1998 | Apr 19 | Dec 7 | Mar 20 | Dec 7 |
| 1997 | Apr 14 | Oct 14 | Apr 13 | Oct 26 |
| 1996 | Apr 7 | Oct 22 | Mar 26 | Oct 22 |
| 1995 | Apr 23 | Nov 21 | Mar 8 | Nov 24 |
| 1994 | Apr 6 | Nov 5 | Apr 6 | Nov 5 |
| 1993 | Apr 15 | Oct 21 | Mar 13 | Oct 22 |
| 1992 | Apr 21 | Oct 8 | Apr 4 | Nov 5 |
| 1991 | Apr 29 | no data | Apr 14 | no data |
| 1990 | Mar 17 | Oct 22 | Mar 17 | Nov 5 |
| 1989 | Apr 11 | Oct 19 | Mar 22 | Oct 19 |
| 1988 | Apr 11 | Nov 16 | Apr 11 | Nov 16 |
| 1987 | Apr 15 | Nov 10 | Apr 8 | Nov 10 |
| 1986 | Apr 4 | Nov 5 | Mar 20 | Nov 13 |
| 1985 | Apr 3 | Nov 3 | Apr 1 | Nov 15 |
| 1984 | Apr 16 | Nov 10 | Apr 4 | Nov 27 |
| 1983 | Apr 15 | Nov 10 | Apr 14 | Nov 20 |
| 1982 | Mar 25 | Oct 12 | Mar 7 | Nov 4 |
| 1981 | Apr 5 | Oct 26 | Mar 19 | Nov 1 |
| 1980 | Apr 15 | Oct 25 | Apr 14 | Oct 29 |
| 1979 | Apr 13 | Oct 23 | Apr 5 | Oct 31 |
| 1978 | no data | Nov 17 | no data | Nov 17 |
"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 1991–2020 frost probabilities.