December weather in Silt, CO
The average temperature in Silt in December is 25.6°F (14.0°F–37.3°F). Average precipitation: 0.57 inches.
December is a winter month in Silt, and is cooler than the annual average of 49.1°F. Daily temperatures swing about 23.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 13m. For travel, December is cold.
Avg High
37.3°F
Avg Low
14.0°F
Precipitation
0.57 in
Daylight
9h 13m
December records in Silt
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| December 1 | 61.0°F (1999) | -6.0°F (2004) | 0.88 in (2007) |
| December 2 | 59.0°F (2012) | -6.0°F (2004) | 0.39 in (2005) |
| December 3 | 60.1°F (2017) | -4.0°F (2004) | 0.16 in (1999) |
| December 4 | 55.9°F (1998) | -8.9°F (2013) | 0.23 in (2013) |
| December 5 | 54.0°F (2023) | -18.8°F (2013) | 0.07 in (2019) |
| December 6 | 53.1°F (2003) | -6.9°F (2013) | 0.26 in (2022) |
| December 7 | 53.1°F (2014) | -4.0°F (2005) | 0.43 in (2022) |
| December 8 | 51.1°F (2020) | -9.0°F (2005) | 0.41 in (2009) |
| December 9 | 48.9°F (2014) | -16.8°F (2009) | 0.49 in (2021) |
| December 10 | 48.9°F (2014) | -16.8°F (2009) | 0.12 in (2021) |
| December 11 | 51.1°F (2014) | -14.8°F (2009) | 0.16 in (2015) |
| December 12 | 53.1°F (2017) | -3.8°F (2013) | 0.20 in (2015) |
| December 13 | 59.0°F (2006) | -1.8°F (2020) | 0.15 in (2014) |
| December 14 | 51.1°F (2025) | 1.9°F (1999) | 0.28 in (2015) |
| December 15 | 52.0°F (2002) | -5.1°F (1999) | 0.16 in (2016) |
| December 16 | 52.0°F (2016) | -0.8°F (2022) | 0.40 in (2016) |
| December 17 | 50.0°F (1998) | -3.8°F (2022) | 0.04 in (2002) |
| December 18 | 48.9°F (1998) | -0.8°F (2022) | 0.21 in (2008) |
| December 19 | 53.1°F (2025) | -3.8°F (2012) | 0.15 in (2005) |
| December 20 | 59.0°F (2025) | -10.8°F (2012) | 0.68 in (1998) |
| December 21 | 59.0°F (2025) | -14.1°F (1998) | 0.22 in (2014) |
| December 22 | 62.1°F (2025) | -20.9°F (1998) | 0.07 in (2015) |
| December 23 | 52.0°F (2025) | -16.1°F (1998) | 0.30 in (2010) |
| December 24 | 62.1°F (2025) | -13.0°F (1998) | 0.33 in (2021) |
| December 25 | 57.0°F (2025) | -6.0°F (1998) | 0.18 in (2015) |
| December 26 | 53.1°F (2025) | -3.8°F (2007) | 0.13 in (2024) |
| December 27 | 50.0°F (2025) | -9.8°F (2015) | 0.33 in (2022) |
| December 28 | 46.9°F (2004) | -9.8°F (2015) | 0.22 in (2022) |
| December 29 | 50.0°F (2011) | -4.9°F (2012) | 0.63 in (2004) |
| December 30 | 54.0°F (2011) | -4.9°F (2020) | 0.26 in (2022) |
| December 31 | 48.9°F (2004) | -6.9°F (2010) | 0.16 in (2021) |