January weather in Lone Tree, CO
The average temperature in Lone Tree in January is 31.8°F (19.0°F–44.6°F). Average precipitation: 0.41 inches.
January is a winter month in Lone Tree, and is cooler than the annual average of 50.2°F. Daily temperatures swing about 25.6°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 30m. For travel, January is cold.
Avg High
44.6°F
Avg Low
19.0°F
Precipitation
0.41 in
Daylight
9h 30m
January records in Lone Tree
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 62.1°F (2026) | -4.9°F (2011) | 0.16 in (2015) |
| January 2 | 64.0°F (2006) | 1.9°F (2002) | 0.09 in (2011) |
| January 3 | 64.0°F (2026) | -2.7°F (2015) | 0.02 in (2015) |
| January 4 | 68.0°F (2001) | -2.7°F (2015) | 0.10 in (2014) |
| January 5 | 66.9°F (2001) | -3.8°F (2014) | 0.25 in (2007) |
| January 6 | 64.9°F (2006) | -5.8°F (2017) | 0.18 in (2005) |
| January 7 | 69.1°F (2006) | -5.8°F (2010) | 0.16 in (2012) |
| January 8 | 66.9°F (2003) | -3.8°F (2010) | 0.10 in (2016) |
| January 9 | 66.0°F (2018) | 5.2°F (2024) | 0.07 in (2026) |
| January 10 | 63.0°F (2004) | -5.8°F (2011) | 0.18 in (2002) |
| January 11 | 63.0°F (1999) | -4.9°F (2011) | 0.30 in (2019) |
| January 12 | 61.0°F (2026) | -5.8°F (2007) | 0.11 in (2011) |
| January 13 | 63.0°F (2021) | -9.8°F (2007) | 0.15 in (2009) |
| January 14 | 63.0°F (2000) | -7.8°F (2024) | 0.06 in (2007) |
| January 15 | 63.0°F (2000) | -11.7°F (2024) | 0.02 in (2017) |
| January 16 | 57.9°F (2025) | -8.9°F (2024) | 0.14 in (2017) |
| January 17 | 62.1°F (2000) | -0.8°F (2008) | 0.21 in (2001) |
| January 18 | 64.0°F (2018) | -3.8°F (2025) | 0.11 in (2019) |
| January 19 | 68.0°F (2018) | -6.9°F (2025) | 0.42 in (2008) |
| January 20 | 68.0°F (2005) | -5.8°F (2025) | 0.13 in (2006) |
| January 21 | 69.1°F (2009) | -3.8°F (2025) | 0.43 in (2007) |
| January 22 | 64.9°F (2009) | -2.7°F (2008) | 0.01 in (1999) |
| January 23 | 66.9°F (2005) | 3.0°F (2002) | 0.07 in (2002) |
| January 24 | 64.0°F (2005) | 0.0°F (2002) | 0.13 in (2002) |
| January 25 | 61.0°F (2012) | -2.0°F (2026) | 0.07 in (2022) |
| January 26 | 68.0°F (2015) | -0.9°F (2026) | 0.13 in (2024) |
| January 27 | 73.0°F (2015) | -2.7°F (2009) | 0.27 in (2000) |
| January 28 | 66.9°F (2011) | 1.2°F (2014) | 0.13 in (2019) |
| January 29 | 61.0°F (2011) | -2.7°F (2023) | 0.43 in (2001) |
| January 30 | 64.9°F (2016) | -4.9°F (2023) | 0.26 in (2014) |
| January 31 | 64.0°F (2003) | -2.7°F (2011) | 0.28 in (2014) |