December weather in Westminster, MD
The average temperature in Westminster in December is 34.7°F (25.6°F–43.8°F). Average precipitation: 3.51 inches. Average snowfall is 4.5 inches.
December is a winter month in Westminster, and is cooler than the annual average of 52.6°F. Daily temperatures swing about 18.2°F between overnight low and afternoon high. Expect about 10 days with precipitation. Daylight averages about 9h 13m. For travel, December is cold.
Avg High
43.8°F
Avg Low
25.6°F
Precipitation
3.51 in
Snow
4.5 in
December records in Westminster
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 69.1°F (1998) | 15.1°F (1995) | 0.80 in (2008) |
| December 2 | 73.9°F (2006) | 16.0°F (1999) | 1.40 in (1996) |
| December 3 | 64.9°F (1998) | 12.0°F (2000) | 0.81 in (2007) |
| December 4 | 72.0°F (1998) | 10.9°F (2000) | 0.89 in (1993) |
| December 5 | 73.9°F (1998) | 12.9°F (2002) | 2.61 in (1993) |
| December 6 | 75.9°F (2001) | 1.9°F (2007) | 0.79 in (1996) |
| December 7 | 75.0°F (1998) | -0.9°F (2002) | 1.69 in (2013) |
| December 8 | 77.0°F (1998) | 7.0°F (2002) | 1.21 in (2011) |
| December 9 | 59.0°F (2004) | 5.0°F (2002) | 1.48 in (2009) |
| December 10 | 55.9°F (1999) | 1.0°F (1995) | 0.82 in (2004) |
| December 11 | 59.0°F (2015) | 5.0°F (2005) | 1.71 in (2003) |
| December 12 | 60.1°F (2006) | 1.0°F (1995) | 2.11 in (2008) |
| December 13 | 68.0°F (2015) | 8.1°F (2005) | 1.26 in (1996) |
| December 14 | 69.1°F (2015) | 1.9°F (2005) | 1.19 in (1996) |
| December 15 | 66.0°F (2015) | 3.9°F (2005) | 0.76 in (1999) |
| December 16 | 62.1°F (2008) | 10.0°F (2016) | 1.81 in (2018) |
| December 17 | 61.0°F (1997) | 8.1°F (2010) | 2.12 in (2000) |
| December 18 | 63.0°F (2006) | 15.1°F (2002) | 0.46 in (2001) |
| December 19 | 69.1°F (2006) | 8.1°F (2020) | 0.43 in (1995) |
| December 20 | 57.9°F (1997) | 6.1°F (2004) | 0.86 in (2008) |
| December 21 | 62.1°F (2018) | 3.0°F (2000) | 1.09 in (2012) |
| December 22 | 68.0°F (2013) | 9.0°F (1996) | 0.15 in (2018) |
| December 23 | 64.0°F (2013) | 1.9°F (2000) | 1.62 in (2006) |
| December 24 | 64.9°F (2015) | 5.0°F (2009) | 1.21 in (2015) |
| December 25 | 69.1°F (2020) | 6.1°F (2009) | 1.68 in (2020) |
| December 26 | 63.0°F (2015) | 7.0°F (2000) | 0.70 in (2006) |
| December 27 | 55.9°F (2006) | 10.9°F (1998) | 1.18 in (2012) |
| December 28 | 64.9°F (2015) | 10.0°F (2017) | 1.00 in (2011) |
| December 29 | 64.0°F (2008) | 9.0°F (2017) | 0.91 in (2015) |
| December 30 | 57.0°F (1996) | 9.0°F (2000) | 0.83 in (2013) |
| December 31 | 55.0°F (2011) | 7.0°F (2017) | 0.62 in (2007) |