Frost history / Encinal, TX
Encinal, TX: frost dates by year
Last spring and first fall frost at NOAA station USC00412906, 1951 to 2020, measured from daily minimum temperatures.
Elevation 545 ft, 27.977, -99.385. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Feb 26 | Nov 29 |
| Earliest | Jan 19 (1957) | Nov 2 (1966) |
| Latest | Apr 7 (1971) | Dec 25 (1980) |
| Trend | little change (less than half a day per decade) | 1.1 days later per decade |
| Years with data | 44, 2 with no freeze | 42, 3 with no freeze |
At 28°F (hard freeze) the median last spring date is Feb 12 and the median first fall date is Dec 12.
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 |
|---|---|---|---|---|
| 2020 | Feb 28 | no data | Feb 27 | no data |
| 2015 | Mar 8 | no data | Feb 18 | no data |
| 2014 | Feb 14 | no data | Feb 12 | no data |
| 2013 | Jan 31 | Dec 16 | none | Dec 16 |
| 2009 | Mar 3 | no data | Feb 23 | no data |
| 2008 | Mar 5 | Nov 15 | Feb 2 | none |
| 2005 | no data | Nov 30 | no data | none |
| 1997 | no data | Dec 13 | no data | Dec 13 |
| 1993 | no data | Nov 27 | no data | none |
| 1992 | none | Nov 27 | none | none |
| 1991 | Feb 9 | Nov 10 | none | none |
| 1990 | no data | Dec 21 | no data | Dec 25 |
| 1989 | Mar 7 | no data | Feb 8 | no data |
| 1988 | Mar 19 | Nov 28 | Feb 11 | none |
| 1986 | Feb 13 | Dec 12 | Feb 13 | none |
| 1985 | Feb 5 | Dec 3 | Feb 4 | Dec 14 |
| 1984 | Mar 29 | none | Jan 20 | none |
| 1982 | Feb 11 | none | Feb 11 | none |
| 1981 | Feb 13 | Dec 18 | Feb 13 | Dec 18 |
| 1980 | Mar 4 | Dec 25 | Mar 4 | Dec 26 |
| 1979 | Feb 26 | Nov 14 | Jan 16 | Nov 30 |
| 1978 | Mar 6 | Dec 10 | Feb 21 | Dec 10 |
| 1977 | Mar 7 | no data | Jan 20 | no data |
| 1976 | Feb 23 | Nov 14 | Feb 23 | Nov 29 |
| 1975 | Feb 24 | Nov 14 | Feb 7 | Nov 23 |
| 1974 | Feb 27 | Nov 15 | Feb 27 | Nov 26 |
| 1972 | Feb 10 | Nov 15 | Feb 9 | Nov 26 |
| 1971 | Apr 7 | Dec 3 | Mar 4 | Dec 3 |
| 1970 | Feb 4 | Nov 5 | Feb 4 | Nov 24 |
| 1969 | Mar 5 | Nov 15 | Jan 13 | Nov 21 |
| 1968 | Mar 13 | Nov 12 | Feb 25 | Dec 15 |
| 1967 | Feb 10 | Nov 4 | Feb 10 | Dec 23 |
| 1966 | Mar 7 | Nov 2 | Mar 6 | Dec 11 |
| 1965 | Mar 22 | none | Mar 5 | none |
| 1964 | Feb 23 | Dec 14 | Feb 9 | Dec 15 |
| 1963 | Feb 16 | Nov 30 | Feb 16 | Dec 23 |
| 1962 | Mar 6 | Dec 12 | Mar 3 | none |
| 1961 | Feb 25 | Dec 13 | none | Dec 24 |
| 1960 | Feb 26 | Nov 30 | Feb 26 | Dec 22 |
| 1959 | Mar 7 | Nov 7 | Jan 24 | Nov 7 |
| 1958 | Feb 16 | Dec 11 | Feb 13 | Dec 16 |
| 1957 | Jan 19 | Nov 24 | Jan 18 | Dec 1 |
| 1956 | Mar 8 | Nov 27 | Feb 6 | Nov 27 |
| 1955 | Mar 28 | Nov 29 | Mar 28 | Nov 29 |
| 1954 | Jan 22 | Dec 7 | none | Dec 30 |
| 1953 | Feb 22 | Dec 11 | none | Dec 24 |
| 1952 | none | Dec 15 | none | none |
| 1951 | Feb 17 | Nov 3 | Feb 4 | Nov 3 |
"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.