Frost history / Robstown, TX
Robstown, TX: frost dates by year
Last spring and first fall frost at NOAA station USC00417677, 1954 to 2011, measured from daily minimum temperatures.
Elevation 85 ft, 27.789, -97.662. Download the data (JSON), NOAA daily records
Summary at 32°F
| Last spring frost | First fall frost | |
|---|---|---|
| Median | Feb 11 | Dec 11 |
| Earliest | Jan 1 (1991) | Oct 31 (1993) |
| Latest | Mar 20 (1965) | Dec 28 (1997) |
| Trend | little change (less than half a day per decade) | 0.5 days earlier per decade |
| Years with data | 50, 11 with no freeze | 50, 21 with no freeze |
At 28°F (hard freeze) the median last spring date is Jan 22 and the median first fall date is Dec 14.
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 |
|---|---|---|---|---|
| 2011 | no data | Dec 7 | no data | Dec 7 |
| 2010 | Jan 13 | Nov 26 | Jan 13 | none |
| 2009 | none | Dec 5 | none | Dec 5 |
| 2008 | Jan 19 | Dec 11 | none | none |
| 2007 | Feb 16 | none | none | none |
| 2006 | Feb 12 | none | none | none |
| 2005 | none | Dec 8 | none | none |
| 2004 | none | Dec 24 | none | Dec 25 |
| 2003 | Feb 25 | none | none | none |
| 2002 | Mar 4 | none | Mar 4 | none |
| 2001 | none | none | none | none |
| 2000 | none | Dec 13 | none | none |
| 1999 | none | none | none | none |
| 1998 | none | Dec 23 | none | none |
| 1997 | Jan 15 | Dec 28 | Jan 14 | none |
| 1996 | Mar 8 | Dec 19 | Feb 4 | Dec 19 |
| 1995 | none | Dec 10 | none | none |
| 1994 | Feb 12 | none | Feb 3 | none |
| 1993 | Jan 27 | Oct 31 | none | none |
| 1992 | none | no data | none | no data |
| 1991 | Jan 1 | none | none | none |
| 1990 | none | Dec 22 | none | Dec 22 |
| 1989 | Mar 7 | no data | Feb 7 | no data |
| 1988 | Feb 12 | none | Feb 12 | none |
| 1987 | none | none | none | none |
| 1986 | no data | none | no data | none |
| 1984 | Jan 21 | Dec 7 | Jan 20 | none |
| 1978 | Mar 4 | Dec 8 | Jan 21 | Dec 10 |
| 1977 | Jan 29 | Dec 22 | Jan 11 | none |
| 1976 | Feb 23 | Nov 28 | Jan 9 | none |
| 1975 | Feb 10 | none | Jan 14 | none |
| 1974 | Feb 25 | none | none | none |
| 1973 | Feb 11 | Dec 21 | Feb 10 | Dec 21 |
| 1972 | Feb 4 | Dec 11 | Feb 4 | Dec 16 |
| 1971 | Feb 9 | none | Feb 8 | none |
| 1970 | Feb 3 | Nov 24 | Jan 8 | Nov 25 |
| 1969 | Jan 6 | none | Jan 5 | none |
| 1968 | Feb 25 | Dec 24 | Jan 8 | none |
| 1967 | Feb 7 | Dec 23 | none | none |
| 1966 | Jan 31 | Dec 11 | Jan 31 | none |
| 1965 | Mar 20 | none | none | none |
| 1964 | Feb 22 | Dec 18 | Jan 14 | none |
| 1963 | Feb 14 | Dec 23 | Feb 12 | Dec 23 |
| 1962 | Mar 1 | none | Jan 13 | none |
| 1961 | Jan 30 | none | none | none |
| 1960 | Feb 26 | none | Feb 25 | none |
| 1959 | Jan 23 | Nov 18 | Jan 5 | Nov 18 |
| 1958 | Feb 13 | Dec 11 | Feb 13 | none |
| 1957 | Jan 18 | Dec 12 | none | Dec 12 |
| 1956 | Feb 3 | none | none | none |
| 1955 | Feb 12 | Dec 16 | none | none |
| 1954 | Jan 23 | none | Jan 22 | 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.