March weather in Alamo, TX
The average temperature in Alamo in March is 72.9°F (62.7°F–83.2°F). Average precipitation: 1.38 inches.
March is a spring month in Alamo, and is cooler than the annual average of 77.4°F. Daily temperatures swing about 20.5°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 11h 50m. For travel, March is a comfortable month to visit.
Avg High
83.2°F
Avg Low
62.7°F
Precipitation
1.38 in
Daylight
11h 50m
March records in Alamo
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 99.0°F (2023) | 39.0°F (1962) | 0.06 in (2003) |
| March 2 | 99.0°F (1999) | 30.9°F (1980) | 0.42 in (2003) |
| March 3 | 98.1°F (2016) | 34.0°F (1980) | 0.21 in (2003) |
| March 4 | 98.1°F (1983) | 33.1°F (1965) | 1.75 in (2017) |
| March 5 | 95.0°F (1991) | 34.0°F (1965) | 0.36 in (1968) |
| March 6 | 100.9°F (1991) | 35.1°F (1989) | 0.04 in (1970) |
| March 7 | 93.9°F (2026) | 35.1°F (1989) | 0.43 in (1995) |
| March 8 | 102.9°F (2025) | 36.0°F (1989) | 0.30 in (2015) |
| March 9 | 96.1°F (2019) | 39.9°F (1961) | 0.75 in (2016) |
| March 10 | 93.9°F (2010) | 39.0°F (1996) | 1.20 in (1981) |
| March 11 | 100.9°F (2018) | 39.9°F (1969) | 0.54 in (1981) |
| March 12 | 100.9°F (2023) | 41.0°F (1969) | 2.09 in (1993) |
| March 13 | 99.0°F (2005) | 34.0°F (1968) | 2.60 in (1972) |
| March 14 | 104.0°F (2008) | 39.0°F (1970) | 1.28 in (2000) |
| March 15 | 104.0°F (2026) | 42.1°F (1962) | 2.92 in (2004) |
| March 16 | 97.0°F (1963) | 37.9°F (1962) | 2.02 in (1974) |
| March 17 | 97.0°F (2022) | 43.0°F (1976) | 0.21 in (1988) |
| March 18 | 100.0°F (2013) | 42.1°F (1969) | 0.26 in (2019) |
| March 19 | 96.1°F (2018) | 36.0°F (1988) | 0.15 in (2019) |
| March 20 | 98.1°F (1976) | 36.0°F (1965) | 0.39 in (2020) |
| March 21 | 95.0°F (2026) | 39.9°F (2010) | 0.49 in (2015) |
| March 22 | 99.0°F (1991) | 39.0°F (1968) | 0.42 in (1976) |
| March 23 | 102.0°F (2013) | 42.1°F (1968) | 0.50 in (2006) |
| March 24 | 100.9°F (2023) | 42.1°F (1974) | 0.29 in (1967) |
| March 25 | 100.0°F (1971) | 42.1°F (1974) | 0.20 in (1990) |
| March 26 | 100.0°F (2020) | 39.9°F (1969) | 0.81 in (2025) |
| March 27 | 105.1°F (1984) | 45.0°F (1996) | 8.18 in (2025) |
| March 28 | 100.0°F (1972) | 43.0°F (1996) | 2.91 in (2023) |
| March 29 | 99.0°F (2000) | 46.0°F (1987) | 4.37 in (2012) |
| March 30 | 104.0°F (1989) | 37.9°F (2003) | 0.16 in (1965) |
| March 31 | 100.0°F (2016) | 36.0°F (1987) | 1.52 in (2019) |