January weather in San Luis, CO
The average temperature in San Luis in January is 21.6°F (6.3°F–37.0°F). Average precipitation: 0.38 inches.
January is a winter month in San Luis, and is cooler than the annual average of 43.9°F. Daily temperatures swing about 30.7°F between overnight low and afternoon high. Expect about 2 days with precipitation. Daylight averages about 9h 43m. For travel, January is cold.
Avg High
37.0°F
Avg Low
6.3°F
Precipitation
0.38 in
Daylight
9h 43m
January records in San Luis
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 55.0°F (1981) | -24.0°F (1988) | 0.06 in (1999) |
| January 2 | 50.0°F (1981) | -27.0°F (1988) | 0.00 in (1981) |
| January 3 | 53.1°F (1997) | -23.1°F (1984) | 0.03 in (2000) |
| January 4 | 48.9°F (1981) | -20.9°F (1992) | 0.10 in (2004) |
| January 5 | 51.1°F (1987) | -20.9°F (1992) | 0.19 in (2005) |
| January 6 | 57.0°F (2001) | -17.0°F (1990) | 0.07 in (1988) |
| January 7 | 48.0°F (2001) | -18.0°F (1997) | 0.13 in (1986) |
| January 8 | 48.0°F (1999) | -17.0°F (1982) | 0.09 in (1987) |
| January 9 | 54.0°F (2003) | -13.0°F (1982) | 0.69 in (1985) |
| January 10 | 50.0°F (1981) | -11.9°F (1987) | 0.03 in (1985) |
| January 11 | 48.9°F (2001) | -17.0°F (1985) | 0.28 in (2002) |
| January 12 | 51.1°F (1999) | -15.0°F (1985) | 0.08 in (1997) |
| January 13 | 50.0°F (2000) | -20.9°F (1985) | 0.33 in (2005) |
| January 14 | 53.1°F (1996) | -27.0°F (1989) | 0.12 in (1997) |
| January 15 | 55.0°F (2000) | -16.1°F (1989) | 0.08 in (1997) |
| January 16 | 55.0°F (1996) | -18.9°F (1997) | 0.06 in (2004) |
| January 17 | 48.0°F (1996) | -16.1°F (1984) | 0.05 in (1987) |
| January 18 | 54.0°F (2000) | -96.0°F (1989) | 0.22 in (1996) |
| January 19 | 57.9°F (2000) | -27.0°F (1984) | 0.03 in (1983) |
| January 20 | 55.0°F (2000) | -24.0°F (1984) | 0.10 in (1987) |
| January 21 | 57.9°F (2000) | -24.0°F (1984) | 0.20 in (2004) |
| January 22 | 48.0°F (2000) | -22.0°F (1984) | 0.21 in (1999) |
| January 23 | 51.1°F (2003) | -18.0°F (1984) | 0.00 in (1981) |
| January 24 | 55.0°F (1981) | -15.0°F (1984) | 0.00 in (1981) |
| January 25 | 51.1°F (1981) | -16.1°F (1988) | 0.00 in (1981) |
| January 26 | 50.0°F (2005) | -15.0°F (1988) | 0.06 in (2004) |
| January 27 | 53.1°F (1982) | -9.9°F (1996) | 0.38 in (2000) |
| January 28 | 59.0°F (2003) | -8.0°F (1996) | 0.51 in (2005) |
| January 29 | 57.0°F (2003) | -7.1°F (1989) | 0.02 in (2001) |
| January 30 | 55.9°F (1986) | -6.0°F (1989) | 0.02 in (1985) |
| January 31 | 57.9°F (1986) | -11.9°F (1984) | 0.52 in (2002) |