March weather in McAllen, TX
The average temperature in McAllen in March is 70.3°F (59.2°F–81.5°F). Average precipitation: 1.04 inches.
March is a spring month in McAllen, and is cooler than the annual average of 75.5°F. Daily temperatures swing about 22.3°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
81.5°F
Avg Low
59.2°F
Precipitation
1.04 in
Daylight
11h 50m
March records in McAllen
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 93.9°F (1953) | 37.9°F (1960) | 0.40 in (1990) |
| March 2 | 98.1°F (2023) | 32.0°F (1980) | 0.19 in (1995) |
| March 3 | 98.1°F (1999) | 30.9°F (1980) | 0.78 in (1995) |
| March 4 | 98.1°F (1999) | 33.1°F (1971) | 0.30 in (2017) |
| March 5 | 99.0°F (1989) | 35.1°F (1965) | 1.11 in (1948) |
| March 6 | 100.0°F (1956) | 32.0°F (1942) | 0.41 in (1997) |
| March 7 | 98.1°F (1991) | 35.1°F (1989) | 0.07 in (1959) |
| March 8 | 98.1°F (1991) | 35.1°F (1989) | 0.16 in (1966) |
| March 9 | 100.0°F (2025) | 33.1°F (1942) | 0.98 in (2014) |
| March 10 | 93.9°F (1954) | 37.9°F (1996) | 1.31 in (2016) |
| March 11 | 95.0°F (1954) | 33.1°F (1948) | 2.41 in (1997) |
| March 12 | 102.0°F (1954) | 35.1°F (1948) | 0.67 in (1981) |
| March 13 | 99.0°F (2023) | 30.9°F (1951) | 0.50 in (2009) |
| March 14 | 98.1°F (2005) | 37.0°F (1968) | 3.32 in (1972) |
| March 15 | 102.9°F (2008) | 39.9°F (1954) | 1.90 in (2004) |
| March 16 | 102.0°F (2026) | 37.9°F (1962) | 0.37 in (1988) |
| March 17 | 93.9°F (1982) | 42.1°F (1956) | 2.17 in (1974) |
| March 18 | 96.1°F (2022) | 39.0°F (1960) | 0.16 in (2015) |
| March 19 | 100.0°F (2013) | 37.9°F (1960) | 1.45 in (1997) |
| March 20 | 95.0°F (1962) | 36.0°F (1965) | 0.04 in (1949) |
| March 21 | 100.0°F (1952) | 37.0°F (1965) | 0.38 in (1956) |
| March 22 | 95.0°F (1953) | 39.0°F (1989) | 0.72 in (2015) |
| March 23 | 93.9°F (1991) | 39.0°F (1968) | 0.13 in (2006) |
| March 24 | 100.0°F (1945) | 37.0°F (1952) | 0.30 in (2006) |
| March 25 | 99.0°F (2023) | 42.1°F (1974) | 0.66 in (1951) |
| March 26 | 99.0°F (1950) | 39.9°F (1955) | 0.28 in (2014) |
| March 27 | 98.1°F (1991) | 39.0°F (1955) | 0.97 in (2025) |
| March 28 | 104.0°F (1984) | 43.0°F (1955) | 2.01 in (1999) |
| March 29 | 99.0°F (1972) | 39.9°F (1955) | 1.13 in (2023) |
| March 30 | 100.9°F (1954) | 39.0°F (1987) | 0.25 in (1995) |
| March 31 | 100.0°F (1989) | 37.9°F (1987) | 0.71 in (1945) |