January weather in Fairfax, SC
The average temperature in Fairfax in January is 45.9°F (33.3°F–58.5°F). Average precipitation: 3.97 inches.
January is a winter month in Fairfax, and is cooler than the annual average of 63.3°F. Daily temperatures swing about 25.2°F between overnight low and afternoon high. Expect about 9 days with precipitation. Daylight averages about 10h 3m. For travel, January is cool.
Avg High
58.5°F
Avg Low
33.3°F
Precipitation
3.97 in
Daylight
10h 3m
January records in Fairfax
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 79.0°F (1985) | 17.1°F (1994) | 1.66 in (1987) |
| January 2 | 79.0°F (1985) | 19.0°F (2001) | 1.33 in (1983) |
| January 3 | 77.0°F (1985) | 14.0°F (2001) | 1.70 in (1985) |
| January 4 | 78.1°F (2000) | 12.9°F (2008) | 1.60 in (1982) |
| January 5 | 79.0°F (2005) | 10.0°F (1981) | 0.55 in (2000) |
| January 6 | 80.1°F (2004) | 15.1°F (1999) | 0.54 in (1993) |
| January 7 | 78.1°F (2005) | 12.9°F (2014) | 1.90 in (1995) |
| January 8 | 73.9°F (1989) | 12.9°F (2014) | 2.40 in (1998) |
| January 9 | 75.9°F (1989) | 12.9°F (2014) | 1.05 in (1997) |
| January 10 | 77.0°F (2008) | 19.9°F (1981) | 0.89 in (1983) |
| January 11 | 78.1°F (2008) | 7.0°F (1982) | 1.11 in (1986) |
| January 12 | 77.0°F (2013) | 8.1°F (1982) | 1.32 in (2014) |
| January 13 | 82.0°F (2013) | 12.9°F (1981) | 1.60 in (2015) |
| January 14 | 78.1°F (2013) | 15.1°F (2011) | 1.30 in (2005) |
| January 15 | 81.0°F (2013) | 15.1°F (2011) | 1.70 in (1995) |
| January 16 | 79.0°F (2007) | 15.1°F (1994) | 0.82 in (1998) |
| January 17 | 82.0°F (2013) | 14.0°F (2009) | 2.65 in (2010) |
| January 18 | 75.9°F (2013) | 14.0°F (2009) | 0.87 in (1987) |
| January 19 | 73.9°F (1990) | 12.9°F (2003) | 0.92 in (1984) |
| January 20 | 79.0°F (2001) | 14.0°F (2005) | 2.01 in (1991) |
| January 21 | 75.0°F (1999) | -2.0°F (1985) | 0.95 in (1993) |
| January 22 | 78.1°F (2006) | -0.9°F (1985) | 2.27 in (1987) |
| January 23 | 78.1°F (1999) | 16.0°F (1985) | 1.41 in (1998) |
| January 24 | 78.1°F (2002) | 12.9°F (2003) | 2.33 in (1999) |
| January 25 | 78.1°F (2002) | 12.0°F (2014) | 1.20 in (1991) |
| January 26 | 73.0°F (1989) | 14.0°F (2014) | 0.70 in (2011) |
| January 27 | 75.9°F (2012) | 17.1°F (1985) | 1.50 in (2004) |
| January 28 | 71.1°F (1989) | 8.1°F (1986) | 0.83 in (1998) |
| January 29 | 80.1°F (1999) | 10.0°F (1986) | 0.45 in (1995) |
| January 30 | 82.0°F (2002) | 17.1°F (2014) | 2.37 in (1991) |
| January 31 | 81.0°F (2002) | 17.1°F (2014) | 0.98 in (1991) |