December weather in Brockton, MA
The average temperature in Brockton in December is 35.0°F (26.4°F–43.7°F). Average precipitation: 5.06 inches. Average snowfall is 4.5 inches.
December is a winter month in Brockton, and is cooler than the annual average of 51.4°F. Daily temperatures swing about 17.3°F between overnight low and afternoon high. Expect about 12 days with precipitation. Daylight averages about 8h 57m. For travel, December is a wet month.
Avg High
43.7°F
Avg Low
26.4°F
Precipitation
5.06 in
Snow
4.5 in
December records in Brockton
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 68.0°F (2001) | 7.0°F (1976) | 1.42 in (1977) |
| December 2 | 64.9°F (2006) | 8.1°F (1989) | 1.61 in (1974) |
| December 3 | 70.0°F (2009) | 7.0°F (1976) | 2.60 in (1986) |
| December 4 | 72.0°F (1998) | 0.0°F (1940) | 2.00 in (1968) |
| December 5 | 70.0°F (2001) | 6.1°F (1935) | 2.78 in (1993) |
| December 6 | 73.0°F (2001) | 7.0°F (1976) | 2.04 in (1962) |
| December 7 | 78.1°F (1998) | 6.1°F (2002) | 2.80 in (2003) |
| December 8 | 62.1°F (1966) | -0.9°F (1906) | 1.27 in (1969) |
| December 9 | 68.0°F (1966) | 1.9°F (1934) | 2.78 in (2014) |
| December 10 | 64.9°F (2023) | -2.9°F (1958) | 1.70 in (1936) |
| December 11 | 66.0°F (2021) | -7.1°F (1958) | 2.80 in (1992) |
| December 12 | 66.9°F (2021) | 0.0°F (1988) | 4.00 in (1992) |
| December 13 | 66.9°F (2020) | -0.9°F (1982) | 1.11 in (1959) |
| December 14 | 62.1°F (2015) | -7.1°F (1958) | 1.64 in (1941) |
| December 15 | 64.0°F (2015) | -4.0°F (1960) | 2.50 in (2003) |
| December 16 | 63.0°F (1971) | 1.9°F (1910) | 1.48 in (2022) |
| December 17 | 66.0°F (2000) | -7.1°F (1942) | 3.32 in (1973) |
| December 18 | 66.0°F (2023) | -2.0°F (1980) | 2.04 in (2023) |
| December 19 | 62.1°F (2025) | -4.0°F (1960) | 1.63 in (1986) |
| December 20 | 64.0°F (1957) | -13.0°F (1942) | 1.30 in (2002) |
| December 21 | 64.0°F (2018) | -7.1°F (1942) | 3.08 in (1993) |
| December 22 | 63.0°F (1994) | -2.0°F (1942) | 2.23 in (1969) |
| December 23 | 61.0°F (1990) | -6.0°F (1955) | 2.05 in (1994) |
| December 24 | 69.1°F (2015) | -2.9°F (1943) | 2.43 in (1994) |
| December 25 | 66.9°F (2020) | -8.0°F (1980) | 1.58 in (2002) |
| December 26 | 63.0°F (1982) | -9.9°F (1980) | 3.68 in (1969) |
| December 27 | 60.1°F (1964) | -2.0°F (1914) | 2.59 in (1894) |
| December 28 | 62.1°F (1982) | -2.9°F (1933) | 2.18 in (1967) |
| December 29 | 73.0°F (1984) | -15.0°F (1933) | 1.33 in (2015) |
| December 30 | 66.0°F (2022) | -16.1°F (1933) | 1.39 in (2019) |
| December 31 | 63.0°F (1932) | -13.0°F (1963) | 1.50 in (1996) |