March weather in Boston, MA
The average temperature in Boston in March is 38.3°F (31.1°F–45.5°F). Average precipitation: 4.17 inches. Average snowfall is 9.0 inches.
March is a spring month in Boston, and is cooler than the annual average of 51.9°F. Daily temperatures swing about 14.4°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 11h 42m. For travel, March is cool.
Avg High
45.5°F
Avg Low
31.1°F
Precipitation
4.17 in
Snow
9.0 in
March records in Boston
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| March 1 | 63.0°F (1991) | 7.0°F (1938) | 1.72 in (1987) |
| March 2 | 66.0°F (2004) | 7.0°F (1962) | 2.30 in (2018) |
| March 3 | 61.0°F (1945) | 3.9°F (1950) | 1.95 in (1972) |
| March 4 | 70.0°F (1974) | 1.9°F (1950) | 1.43 in (1991) |
| March 5 | 66.9°F (1976) | 1.0°F (1948) | 1.28 in (1952) |
| March 6 | 64.9°F (2022) | 6.1°F (2007) | 2.15 in (1943) |
| March 7 | 69.1°F (1946) | 6.1°F (2007) | 1.91 in (1967) |
| March 8 | 68.0°F (2012) | 7.0°F (1986) | 1.88 in (2008) |
| March 9 | 77.0°F (2016) | 5.0°F (2007) | 2.14 in (1998) |
| March 10 | 75.0°F (2026) | 6.1°F (1984) | 2.05 in (1994) |
| March 11 | 73.9°F (2021) | 9.0°F (1939) | 1.15 in (1952) |
| March 12 | 71.1°F (2012) | 9.0°F (1984) | 1.55 in (1936) |
| March 13 | 73.0°F (1946) | 10.0°F (1998) | 1.83 in (1993) |
| March 14 | 75.9°F (1946) | 16.0°F (2003) | 3.40 in (2010) |
| March 15 | 72.0°F (1945) | 12.0°F (1993) | 2.11 in (2010) |
| March 16 | 71.1°F (2000) | 14.0°F (1992) | 1.37 in (1953) |
| March 17 | 70.0°F (1990) | 10.9°F (1967) | 1.77 in (2025) |
| March 18 | 73.9°F (2012) | 7.0°F (1967) | 3.49 in (1968) |
| March 19 | 73.9°F (2012) | 6.1°F (1967) | 1.35 in (2013) |
| March 20 | 79.0°F (1945) | 12.9°F (1949) | 1.17 in (1944) |
| March 21 | 78.1°F (2012) | 10.9°F (1986) | 2.07 in (1974) |
| March 22 | 82.9°F (2012) | 16.0°F (1988) | 2.59 in (2001) |
| March 23 | 78.1°F (1938) | 16.0°F (1940) | 2.28 in (2024) |
| March 24 | 69.1°F (1988) | 14.0°F (1940) | 1.44 in (1993) |
| March 25 | 78.1°F (1963) | 12.9°F (1956) | 1.05 in (1969) |
| March 26 | 72.0°F (1946) | 12.9°F (1960) | 1.55 in (1988) |
| March 27 | 79.0°F (1998) | 17.1°F (1975) | 0.82 in (1936) |
| March 28 | 84.9°F (1998) | 19.9°F (1974) | 1.67 in (2024) |
| March 29 | 86.0°F (1945) | 15.1°F (1974) | 1.96 in (2010) |
| March 30 | 81.0°F (1977) | 21.0°F (1970) | 2.93 in (2010) |
| March 31 | 89.1°F (1998) | 21.9°F (1965) | 1.89 in (1987) |