December weather in Green Mountain Falls, CO
The average temperature in Green Mountain Falls in December is °F (°F–°F). Average precipitation: 1.29 inches.
December is a winter month in Green Mountain Falls, and is cooler than the annual average of 0°F. Expect about 5 days with precipitation. Daylight averages about 9h 17m.
Avg High
°F
Avg Low
°F
Precipitation
1.29 in
Daylight
9h 17m
December records in Green Mountain Falls
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 83.7°F (2008) | -2.0°F (2008) | 0.20 in (2007) |
| December 2 | 84.9°F (2008) | -11.0°F (2009) | 0.30 in (2025) |
| December 3 | 80.2°F (2008) | -13.5°F (2009) | 0.20 in (2011) |
| December 4 | 108.1°F (2006) | -9.4°F (2011) | 0.50 in (2013) |
| December 5 | 47.5°F (2023) | -11.4°F (2011) | 0.10 in (2005) |
| December 6 | 103.5°F (2006) | -17.5°F (2005) | 0.10 in (2005) |
| December 7 | 45.0°F (2020) | -14.6°F (2005) | 0.70 in (2007) |
| December 8 | 79.9°F (2008) | -8.0°F (2005) | 0.90 in (2023) |
| December 9 | 89.8°F (2006) | -11.7°F (2008) | 0.50 in (2024) |
| December 10 | 42.1°F (2018) | -5.4°F (2012) | 0.10 in (2007) |
| December 11 | 44.6°F (2004) | -1.8°F (2012) | 0.50 in (2021) |
| December 12 | 73.6°F (2007) | 0.7°F (2020) | 0.30 in (2015) |
| December 13 | 80.8°F (2008) | -6.7°F (2020) | 0.30 in (2022) |
| December 14 | 108.7°F (2006) | -17.0°F (2007) | 0.70 in (2014) |
| December 15 | 70.3°F (2007) | -9.4°F (2007) | 0.60 in (2015) |
| December 16 | 60.8°F (2008) | -11.2°F (2019) | 0.20 in (2016) |
| December 17 | 79.5°F (2007) | -7.4°F (2019) | 0.30 in (2014) |
| December 18 | 60.4°F (2008) | -4.0°F (2016) | 0.20 in (2008) |
| December 19 | 53.4°F (2008) | -8.1°F (2012) | 0.40 in (2011) |
| December 20 | 77.2°F (2007) | -1.7°F (2008) | 0.80 in (2006) |
| December 21 | 73.2°F (2008) | -20.6°F (2006) | 0.80 in (2006) |
| December 22 | 89.1°F (2006) | -8.9°F (2004) | 0.50 in (2011) |
| December 23 | 63.1°F (2008) | -16.6°F (2004) | 0.20 in (2009) |
| December 24 | 81.5°F (2006) | -6.2°F (2015) | 0.30 in (2004) |
| December 25 | 104.5°F (2006) | -6.9°F (2023) | 0.30 in (2007) |
| December 26 | 82.6°F (2006) | -6.9°F (2015) | 0.20 in (2014) |
| December 27 | 46.4°F (2008) | -22.4°F (2008) | 0.10 in (2007) |
| December 28 | 40.8°F (2013) | -11.4°F (2018) | 0.40 in (2013) |
| December 29 | 81.9°F (2008) | -17.1°F (2014) | 0.20 in (2014) |
| December 30 | 75.7°F (2008) | -17.0°F (2014) | 2.30 in (2006) |
| December 31 | 87.3°F (2008) | -14.8°F (2006) | 0.10 in (2018) |