January weather in Cortez, CO
The average temperature in Cortez in January is 29.7°F (16.6°F–42.9°F). Average precipitation: 1.06 inches. Average snowfall is 8.0 inches.
January is a winter month in Cortez, and is cooler than the annual average of 50.8°F. Daily temperatures swing about 26.3°F between overnight low and afternoon high. Expect about 7 days with precipitation. Daylight averages about 9h 42m. For travel, January is cold.
Avg High
42.9°F
Avg Low
16.6°F
Precipitation
1.06 in
Snow
8.0 in
January records in Cortez
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 57.0°F (2018) | -13.0°F (2011) | 0.43 in (1965) |
| January 2 | 59.0°F (1981) | -18.0°F (2011) | 0.66 in (1949) |
| January 3 | 55.9°F (1981) | -17.0°F (1937) | 0.37 in (2004) |
| January 4 | 59.0°F (2025) | -23.1°F (1949) | 0.60 in (1978) |
| January 5 | 57.9°F (1981) | -18.9°F (1971) | 0.57 in (1915) |
| January 6 | 59.0°F (1956) | -20.0°F (1971) | 1.07 in (2008) |
| January 7 | 59.0°F (1954) | -20.0°F (1971) | 0.90 in (1930) |
| January 8 | 59.0°F (1956) | -11.9°F (1982) | 0.64 in (2016) |
| January 9 | 62.1°F (1956) | -9.9°F (1989) | 0.38 in (1957) |
| January 10 | 61.0°F (2018) | -11.9°F (1937) | 0.58 in (2005) |
| January 11 | 60.1°F (1990) | -11.9°F (1937) | 0.29 in (1960) |
| January 12 | 60.1°F (1956) | -27.0°F (1963) | 0.60 in (1935) |
| January 13 | 57.0°F (1990) | -27.0°F (1963) | 0.47 in (1979) |
| January 14 | 57.9°F (2026) | -11.9°F (1963) | 0.54 in (1960) |
| January 15 | 57.9°F (2000) | -11.9°F (2013) | 0.52 in (2023) |
| January 16 | 60.1°F (2000) | -14.1°F (1947) | 0.64 in (1978) |
| January 17 | 61.0°F (2000) | -17.0°F (1915) | 0.86 in (2023) |
| January 18 | 55.9°F (1959) | -18.9°F (1984) | 1.02 in (1943) |
| January 19 | 60.1°F (2000) | -18.0°F (1943) | 0.72 in (2010) |
| January 20 | 60.1°F (2000) | -8.0°F (1963) | 0.64 in (1980) |
| January 21 | 63.0°F (1994) | -18.9°F (1930) | 0.43 in (1974) |
| January 22 | 57.0°F (2005) | -27.0°F (1937) | 0.41 in (2012) |
| January 23 | 57.9°F (2005) | -17.0°F (1930) | 0.62 in (1943) |
| January 24 | 55.9°F (1970) | -13.0°F (1932) | 0.79 in (1944) |
| January 25 | 57.9°F (1946) | -11.0°F (1932) | 0.50 in (1915) |
| January 26 | 60.1°F (2015) | -13.0°F (1937) | 0.70 in (1957) |
| January 27 | 61.0°F (2015) | -14.1°F (1979) | 1.19 in (2013) |
| January 28 | 59.0°F (2015) | -13.0°F (1948) | 0.74 in (2008) |
| January 29 | 57.9°F (1931) | -20.0°F (1932) | 0.35 in (1951) |
| January 30 | 60.1°F (1954) | -17.0°F (1979) | 0.50 in (1980) |
| January 31 | 62.1°F (1971) | -14.1°F (1979) | 0.38 in (2015) |