March weather in Portales, NM
The average temperature in Portales in March is 51.9°F (35.1°F–68.7°F). Average precipitation: 0.74 inches. Average snowfall is 0.7 inches.
March is a spring month in Portales, and is cooler than the annual average of 60.1°F. Daily temperatures swing about 33.6°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 11h 47m. For travel, March is cool.
Avg High
68.7°F
Avg Low
35.1°F
Precipitation
0.74 in
Snow
0.7 in
March records in Portales
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 86.0°F (2026) | 0.0°F (1922) | 0.49 in (1934) |
| March 2 | 84.9°F (2026) | -4.0°F (1922) | 0.79 in (1934) |
| March 3 | 82.9°F (2026) | 5.0°F (1943) | 0.25 in (2004) |
| March 4 | 82.0°F (2026) | 0.0°F (1917) | 0.59 in (2004) |
| March 5 | 84.0°F (1916) | 7.0°F (1966) | 0.70 in (1937) |
| March 6 | 84.9°F (1972) | 5.0°F (1943) | 0.64 in (1958) |
| March 7 | 82.0°F (1972) | 5.0°F (1947) | 1.00 in (1905) |
| March 8 | 82.9°F (1918) | 7.0°F (1967) | 1.42 in (2001) |
| March 9 | 82.9°F (2017) | 10.9°F (1924) | 0.40 in (2020) |
| March 10 | 84.0°F (1972) | 3.0°F (1922) | 1.51 in (1973) |
| March 11 | 87.1°F (1989) | 6.1°F (1948) | 0.96 in (1923) |
| March 12 | 86.0°F (1989) | 6.1°F (1948) | 0.52 in (2004) |
| March 13 | 84.9°F (1916) | 9.0°F (1950) | 1.31 in (1922) |
| March 14 | 84.9°F (2026) | 8.1°F (1988) | 0.47 in (1981) |
| March 15 | 84.9°F (1966) | 1.9°F (1923) | 0.66 in (2005) |
| March 16 | 89.1°F (1934) | 15.1°F (1923) | 1.15 in (1998) |
| March 17 | 86.0°F (2011) | 10.9°F (1917) | 0.37 in (1961) |
| March 18 | 86.0°F (2026) | 5.0°F (1923) | 1.48 in (1999) |
| March 19 | 93.0°F (2026) | 12.0°F (1923) | 0.97 in (1985) |
| March 20 | 96.1°F (2007) | 5.0°F (1965) | 1.61 in (1985) |
| March 21 | 97.0°F (2026) | 12.9°F (1927) | 0.84 in (1926) |
| March 22 | 95.0°F (2026) | 10.0°F (1944) | 1.00 in (1941) |
| March 23 | 87.1°F (2018) | 9.0°F (1952) | 1.94 in (1919) |
| March 24 | 91.0°F (2026) | 18.0°F (1912) | 1.42 in (2007) |
| March 25 | 98.1°F (2026) | 17.1°F (1996) | 0.58 in (1934) |
| March 26 | 97.0°F (2026) | 10.9°F (1955) | 0.43 in (2005) |
| March 27 | 96.1°F (2026) | 12.0°F (1955) | 1.12 in (1929) |
| March 28 | 91.0°F (1963) | 18.0°F (1921) | 1.15 in (1933) |
| March 29 | 88.0°F (1967) | 8.1°F (1944) | 1.11 in (2017) |
| March 30 | 89.1°F (2026) | 12.0°F (1926) | 0.53 in (1926) |
| March 31 | 91.9°F (1946) | 12.0°F (1991) | 0.47 in (1915) |