December weather in Marlborough, MA
The average temperature in Marlborough in December is 31.7°F (20.6°F–42.8°F). Average precipitation: 4.85 inches.
December is a winter month in Marlborough, and is cooler than the annual average of 49.9°F. Daily temperatures swing about 22.2°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 8h 55m. For travel, December is cold.
Avg High
42.8°F
Avg Low
20.6°F
Precipitation
4.85 in
Daylight
8h 55m
December records in Marlborough
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 64.9°F (2006) | 5.0°F (1976) | 1.51 in (2016) |
| December 2 | 71.1°F (2001) | 3.9°F (1967) | 1.07 in (1981) |
| December 3 | 66.0°F (1982) | 3.0°F (1976) | 2.07 in (1986) |
| December 4 | 69.1°F (2009) | 3.0°F (1976) | 1.35 in (1967) |
| December 5 | 70.0°F (1982) | 1.9°F (1976) | 2.12 in (1968) |
| December 6 | 69.1°F (2001) | 7.0°F (1971) | 1.26 in (1994) |
| December 7 | 73.0°F (2001) | 1.0°F (1964) | 1.18 in (1972) |
| December 8 | 77.0°F (1998) | -6.0°F (1964) | 1.79 in (1996) |
| December 9 | 70.0°F (1966) | 5.0°F (1989) | 2.04 in (2011) |
| December 10 | 60.1°F (1966) | -0.9°F (1964) | 2.89 in (2014) |
| December 11 | 64.0°F (1966) | -2.0°F (1977) | 0.94 in (2004) |
| December 12 | 68.0°F (1979) | -6.0°F (1977) | 2.99 in (2008) |
| December 13 | 69.1°F (1979) | -4.0°F (1977) | 2.48 in (2010) |
| December 14 | 66.0°F (1984) | 0.0°F (2005) | 1.33 in (1983) |
| December 15 | 57.9°F (2006) | -4.0°F (2005) | 2.02 in (1968) |
| December 16 | 62.1°F (2008) | -4.0°F (2005) | 1.12 in (1972) |
| December 17 | 57.9°F (1982) | -2.9°F (2013) | 1.38 in (2007) |
| December 18 | 63.0°F (1984) | -6.0°F (1980) | 1.46 in (2000) |
| December 19 | 57.9°F (1984) | -2.0°F (1989) | 3.07 in (1986) |
| December 20 | 48.0°F (1990) | -5.1°F (1980) | 0.73 in (2008) |
| December 21 | 60.1°F (1973) | -6.0°F (1980) | 1.17 in (2002) |
| December 22 | 59.0°F (1967) | -6.0°F (1980) | 1.26 in (1975) |
| December 23 | 64.9°F (1994) | -9.9°F (1989) | 1.06 in (1983) |
| December 24 | 64.9°F (1990) | -11.9°F (1989) | 1.44 in (1997) |
| December 25 | 70.0°F (2015) | -11.9°F (1989) | 1.26 in (1994) |
| December 26 | 63.0°F (1982) | -14.1°F (1980) | 3.75 in (1969) |
| December 27 | 64.9°F (2015) | -11.0°F (1980) | 1.46 in (2012) |
| December 28 | 57.0°F (2011) | -0.9°F (1966) | 1.56 in (1964) |
| December 29 | 64.9°F (1982) | -2.0°F (1993) | 2.41 in (1967) |
| December 30 | 72.0°F (1984) | 0.0°F (1987) | 0.87 in (1966) |
| December 31 | 57.0°F (1990) | -2.0°F (1967) | 0.92 in (2000) |