January weather in Arvada, CO
The average temperature in Arvada in January is 34.2°F (23.2°F–45.2°F). Average precipitation: 0.70 inches. Average snowfall is 8.0 inches.
January is a winter month in Arvada, and is cooler than the annual average of 51.5°F. Daily temperatures swing about 22°F between overnight low and afternoon high. Expect about 4 days with precipitation. Daylight averages about 9h 28m. For travel, January is cool.
Avg High
45.2°F
Avg Low
23.2°F
Precipitation
0.70 in
Snow
8.0 in
January records in Arvada
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 62.1°F (2006) | 1.0°F (2011) | 0.54 in (2022) |
| January 2 | 60.1°F (1998) | 1.0°F (2002) | 0.25 in (1996) |
| January 3 | 63.0°F (1998) | 3.9°F (1999) | 0.15 in (2004) |
| January 4 | 63.0°F (2026) | 0.0°F (2015) | 0.30 in (2014) |
| January 5 | 68.0°F (2026) | 1.9°F (2005) | 0.60 in (2007) |
| January 6 | 66.0°F (2001) | -6.0°F (2004) | 0.82 in (1998) |
| January 7 | 61.0°F (2006) | -5.1°F (2010) | 0.23 in (2010) |
| January 8 | 64.9°F (2003) | 0.0°F (2010) | 0.39 in (2008) |
| January 9 | 69.1°F (2002) | 0.0°F (2010) | 0.30 in (2026) |
| January 10 | 64.0°F (2018) | -2.0°F (2011) | 0.43 in (2011) |
| January 11 | 62.1°F (2004) | -2.9°F (2011) | 0.27 in (2019) |
| January 12 | 60.1°F (1999) | -0.9°F (2007) | 0.60 in (2019) |
| January 13 | 60.1°F (2026) | -9.0°F (2024) | 0.48 in (2009) |
| January 14 | 64.0°F (2022) | -9.9°F (2024) | 0.08 in (2007) |
| January 15 | 64.0°F (2022) | -6.0°F (2024) | 0.24 in (1987) |
| January 16 | 64.0°F (2022) | -14.1°F (2024) | 0.34 in (2001) |
| January 17 | 59.0°F (2009) | 3.0°F (2008) | 0.04 in (1984) |
| January 18 | 62.1°F (2000) | 5.0°F (2001) | 0.40 in (2025) |
| January 19 | 61.0°F (2018) | -7.1°F (2025) | 0.43 in (1988) |
| January 20 | 64.9°F (2018) | -2.9°F (2025) | 0.37 in (1990) |
| January 21 | 71.1°F (2005) | -8.0°F (2025) | 0.21 in (2004) |
| January 22 | 66.9°F (2009) | -2.9°F (2008) | 0.33 in (1999) |
| January 23 | 66.0°F (2009) | 0.0°F (2008) | 0.30 in (1979) |
| January 24 | 68.0°F (2005) | 0.0°F (2026) | 0.13 in (2019) |
| January 25 | 62.1°F (2013) | 5.0°F (2026) | 0.55 in (2025) |
| January 26 | 60.1°F (2014) | -5.1°F (2026) | 0.85 in (1998) |
| January 27 | 71.1°F (2015) | -5.1°F (2009) | 0.63 in (2000) |
| January 28 | 71.1°F (2015) | -5.1°F (2009) | 0.60 in (2007) |
| January 29 | 64.9°F (2011) | 1.9°F (2023) | 0.50 in (2013) |
| January 30 | 60.1°F (2021) | -8.0°F (2023) | 0.38 in (2005) |
| January 31 | 62.1°F (2016) | -5.1°F (2023) | 0.54 in (2005) |