February weather in San Marcos, TX
The average temperature in San Marcos in February is 54.5°F (42.4°F–66.6°F). Average precipitation: 1.73 inches.
February is a winter month in San Marcos, and is cooler than the annual average of 68.6°F. Daily temperatures swing about 24.2°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 10h 58m. For travel, February is a comfortable month to visit.
Avg High
66.6°F
Avg Low
42.4°F
Precipitation
1.73 in
Daylight
10h 58m
February records in San Marcos
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| February 1 | 84.0°F (1923) | 6.1°F (1949) | 0.99 in (2005) |
| February 2 | 82.9°F (1997) | 5.0°F (1951) | 1.23 in (1975) |
| February 3 | 88.0°F (1922) | 7.0°F (1951) | 2.38 in (1975) |
| February 4 | 82.0°F (2025) | 15.1°F (1951) | 1.40 in (1923) |
| February 5 | 97.0°F (1911) | 18.0°F (1912) | 4.92 in (1955) |
| February 6 | 84.9°F (2026) | 19.0°F (1923) | 1.59 in (1961) |
| February 7 | 86.0°F (1999) | 10.0°F (1933) | 1.16 in (2005) |
| February 8 | 87.1°F (2025) | 10.0°F (1933) | 2.65 in (1908) |
| February 9 | 88.0°F (1922) | 10.0°F (1933) | 1.56 in (1965) |
| February 10 | 89.1°F (1962) | 18.0°F (1933) | 1.32 in (1903) |
| February 11 | 89.1°F (1954) | 17.1°F (1981) | 1.25 in (1977) |
| February 12 | 86.0°F (1918) | 17.1°F (1981) | 1.69 in (1906) |
| February 13 | 88.0°F (1932) | 18.0°F (1981) | 1.95 in (1912) |
| February 14 | 88.0°F (1918) | 21.9°F (1958) | 2.21 in (1969) |
| February 15 | 84.9°F (1949) | 19.0°F (1909) | 1.07 in (1983) |
| February 16 | 84.9°F (1962) | 21.0°F (1909) | 1.30 in (1931) |
| February 17 | 90.0°F (1982) | 17.1°F (1903) | 1.47 in (1965) |
| February 18 | 91.9°F (1959) | 17.1°F (1936) | 1.83 in (1951) |
| February 19 | 91.0°F (1986) | 17.1°F (1936) | 1.27 in (1911) |
| February 20 | 97.0°F (1986) | 18.0°F (2025) | 2.00 in (1903) |
| February 21 | 99.0°F (1996) | 18.0°F (2025) | 2.65 in (1992) |
| February 22 | 93.9°F (1996) | 25.0°F (1964) | 3.84 in (1928) |
| February 23 | 95.0°F (1996) | 21.0°F (1968) | 1.79 in (1958) |
| February 24 | 89.1°F (2017) | 21.0°F (1968) | 3.11 in (1912) |
| February 25 | 91.0°F (1918) | 21.0°F (1909) | 1.30 in (1922) |
| February 26 | 95.0°F (1917) | 21.0°F (1960) | 2.18 in (1949) |
| February 27 | 91.9°F (1954) | 21.0°F (1935) | 4.46 in (1903) |
| February 28 | 93.0°F (1940) | 21.0°F (1935) | 1.00 in (1993) |
| February 29 | 93.9°F (1940) | 33.1°F (1920) | 0.15 in (2004) |