Weather history and climate summary information is available for the following locations:
The warmest March days in Texas are:
| Brownsville, Texas | 1984 | 106°F |
| Alice, Texas | 1984 | 102.9°F |
| Harlingen, Texas | 1984 | 102.9°F |
| Alice, Texas | 1952 | 102.4°F |
| Del Rio, Texas | 1954 | 102.4°F |
The coldest March days in Texas were:
| Amarillo, Texas | 1948 | -2.6°F |
| Amarillo, Texas | 1960 | 0.3°F |
| Lubbock, Texas | 1948 | 2.5°F |
| Amarillo, Texas | 1980 | 3.9°F |
| Amarillo, Texas | 1943 | 4.5°F |
The wettest single days in March occurred:
| Corpus Christi, Texas | 1973 | 11 inches |
| Brownsville, Texas | 1973 | 10.6 inches |
| Palacios, Texas | 1995 | 10.2 inches |
| Mineral Wells, Texas | 1995 | 8 inches |
| Waco, Texas | 1973 | 7.1 inches |