March weather in Castle Hills, TX
The average temperature in Castle Hills in March is 62.8°F (51.8°F–73.8°F). Average precipitation: 2.31 inches.
March is a spring month in Castle Hills, and is cooler than the annual average of 69.6°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 11h 49m. For travel, March is one of the best months of the year to visit.
Avg High
73.8°F
Avg Low
51.8°F
Precipitation
2.31 in
Daylight
11h 49m
March records in Castle Hills
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 88.0°F (2006) | 28.0°F (1962) | 0.88 in (1990) |
| March 2 | 91.0°F (1999) | 19.0°F (1980) | 0.57 in (1997) |
| March 3 | 87.1°F (2026) | 25.0°F (2002) | 2.50 in (1992) |
| March 4 | 88.0°F (1963) | 19.0°F (2002) | 1.09 in (1992) |
| March 5 | 93.9°F (1991) | 26.1°F (1966) | 0.67 in (2005) |
| March 6 | 100.0°F (1991) | 24.1°F (1966) | 1.04 in (1970) |
| March 7 | 87.1°F (1975) | 26.1°F (1989) | 0.24 in (1990) |
| March 8 | 90.0°F (2006) | 26.1°F (1947) | 0.44 in (2015) |
| March 9 | 88.0°F (2009) | 25.0°F (1996) | 1.98 in (2016) |
| March 10 | 95.0°F (1954) | 26.1°F (1996) | 1.01 in (2008) |
| March 11 | 93.9°F (1954) | 21.0°F (1948) | 1.52 in (2007) |
| March 12 | 93.0°F (2025) | 21.9°F (1948) | 1.72 in (2009) |
| March 13 | 93.0°F (1971) | 23.0°F (1948) | 1.35 in (2007) |
| March 14 | 96.1°F (2008) | 27.0°F (1993) | 1.60 in (1990) |
| March 15 | 98.1°F (2026) | 30.9°F (1988) | 2.35 in (1994) |
| March 16 | 91.9°F (1971) | 27.0°F (1947) | 1.23 in (1998) |
| March 17 | 88.0°F (1972) | 32.0°F (1947) | 0.96 in (1957) |
| March 18 | 95.0°F (2013) | 32.0°F (1980) | 1.51 in (1964) |
| March 19 | 90.0°F (1974) | 28.0°F (1988) | 0.82 in (2002) |
| March 20 | 93.0°F (1976) | 26.1°F (1965) | 1.45 in (2012) |
| March 21 | 93.0°F (2026) | 28.0°F (1965) | 0.78 in (2015) |
| March 22 | 96.1°F (1971) | 32.0°F (1955) | 0.45 in (1979) |
| March 23 | 96.1°F (1995) | 30.9°F (1968) | 1.72 in (1983) |
| March 24 | 93.0°F (1954) | 28.0°F (1952) | 1.27 in (1967) |
| March 25 | 91.0°F (1955) | 34.0°F (2006) | 1.26 in (1960) |
| March 26 | 97.0°F (1950) | 30.9°F (1955) | 1.34 in (1951) |
| March 27 | 96.1°F (1984) | 34.0°F (1955) | 1.45 in (1994) |
| March 28 | 100.0°F (1971) | 28.9°F (1955) | 3.51 in (2018) |
| March 29 | 93.9°F (2000) | 35.1°F (1987) | 0.87 in (2017) |
| March 30 | 93.0°F (1974) | 30.0°F (2003) | 2.05 in (1965) |
| March 31 | 90.0°F (1974) | 30.9°F (1987) | 0.76 in (1957) |