December weather in Forest Heights, MD
The average temperature in Forest Heights in December is 39.5°F (31.3°F–47.8°F). Average precipitation: 3.75 inches.
December is a winter month in Forest Heights, and is cooler than the annual average of 57.1°F. Daily temperatures swing about 16.5°F between overnight low and afternoon high. Expect about 11 days with precipitation. Daylight averages about 9h 18m. For travel, December is cool.
Avg High
47.8°F
Avg Low
31.3°F
Precipitation
3.75 in
Daylight
9h 18m
December records in Forest Heights
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 72.0°F (2006) | 25.0°F (2013) | 1.42 in (2020) |
| December 2 | 75.9°F (2006) | 25.0°F (2002) | 0.62 in (2015) |
| December 3 | 62.1°F (2009) | 26.1°F (2002) | 0.90 in (2009) |
| December 4 | 71.1°F (2012) | 19.0°F (2002) | 0.27 in (2005) |
| December 5 | 72.0°F (2012) | 19.9°F (2002) | 1.67 in (2020) |
| December 6 | 68.0°F (2013) | 21.0°F (2002) | 0.77 in (2009) |
| December 7 | 62.1°F (2011) | 12.9°F (2002) | 1.40 in (2011) |
| December 8 | 64.0°F (2004) | 17.1°F (2002) | 2.31 in (2011) |
| December 9 | 63.0°F (2004) | 19.0°F (2006) | 1.67 in (2013) |
| December 10 | 61.0°F (2008) | 19.9°F (2005) | 0.82 in (2004) |
| December 11 | 66.0°F (2008) | 21.0°F (2005) | 1.01 in (2003) |
| December 12 | 66.9°F (2015) | 21.0°F (2013) | 1.60 in (2008) |
| December 13 | 71.1°F (2015) | 21.0°F (2017) | 0.49 in (2010) |
| December 14 | 73.0°F (2015) | 16.0°F (2005) | 0.61 in (2002) |
| December 15 | 70.0°F (2015) | 17.1°F (2005) | 1.05 in (2020) |
| December 16 | 66.9°F (2008) | 16.0°F (2016) | 2.38 in (2018) |
| December 17 | 57.9°F (2015) | 17.1°F (2016) | 1.20 in (2020) |
| December 18 | 64.9°F (2006) | 19.0°F (2010) | 0.35 in (2015) |
| December 19 | 73.0°F (2006) | 19.0°F (2010) | 0.02 in (2008) |
| December 20 | 61.0°F (2002) | 9.0°F (2004) | 1.50 in (2009) |
| December 21 | 64.0°F (2018) | 10.0°F (2004) | 0.81 in (2012) |
| December 22 | 72.0°F (2013) | 16.0°F (2008) | 0.13 in (2018) |
| December 23 | 72.0°F (2013) | 15.1°F (2008) | 0.75 in (2011) |
| December 24 | 71.1°F (2013) | 15.1°F (2008) | 1.44 in (2015) |
| December 25 | 70.0°F (2015) | 19.9°F (2004) | 1.58 in (2020) |
| December 26 | 70.0°F (2015) | 19.9°F (2013) | 1.41 in (2009) |
| December 27 | 62.1°F (2015) | 21.9°F (2020) | 1.56 in (2012) |
| December 28 | 68.0°F (2015) | 12.9°F (2017) | 0.63 in (2011) |
| December 29 | 69.1°F (2008) | 14.0°F (2017) | 0.76 in (2007) |
| December 30 | 63.0°F (2003) | 18.0°F (2017) | 1.00 in (2013) |
| December 31 | 66.9°F (2019) | 16.0°F (2017) | 0.33 in (2007) |