January weather in Myrtle Beach, SC
The average temperature in Myrtle Beach in January is 44.5°F (33.6°F–55.5°F). Average precipitation: 3.43 inches.
January is a winter month in Myrtle Beach, and is cooler than the annual average of 62.4°F. Daily temperatures swing about 21.9°F between overnight low and afternoon high. Daylight averages about 9h 60m. For travel, January is cool.
Avg High
55.5°F
Avg Low
33.6°F
Precipitation
3.43 in
Daylight
9h 60m
January records in Myrtle Beach
| Date | Record High | Record Low | Record Precip |
|---|---|---|---|
| January 1 | 75.0°F (1991) | 23.0°F (2001) | 2.00 in (2021) |
| January 2 | 75.0°F (1991) | 16.0°F (2018) | 1.65 in (2006) |
| January 3 | 68.0°F (2022) | 17.1°F (2018) | 1.80 in (2022) |
| January 4 | 75.0°F (1997) | 16.0°F (2018) | 0.85 in (1992) |
| January 5 | 71.1°F (1997) | 16.0°F (2018) | 1.00 in (2021) |
| January 6 | 68.0°F (1998) | 16.0°F (2018) | 0.60 in (2007) |
| January 7 | 72.0°F (2007) | 14.0°F (2018) | 1.19 in (1998) |
| January 8 | 70.0°F (2008) | 15.1°F (2015) | 1.50 in (1998) |
| January 9 | 71.1°F (2019) | 15.1°F (2015) | 1.10 in (1997) |
| January 10 | 73.9°F (2008) | 19.0°F (2017) | 1.50 in (1997) |
| January 11 | 71.1°F (2013) | 17.1°F (2004) | 0.50 in (2011) |
| January 12 | 70.0°F (2020) | 18.0°F (2004) | 2.00 in (2020) |
| January 13 | 75.9°F (2013) | 21.9°F (2010) | 0.71 in (2018) |
| January 14 | 75.9°F (2013) | 21.0°F (2011) | 1.95 in (1995) |
| January 15 | 73.0°F (2020) | 21.0°F (2011) | 1.50 in (1995) |
| January 16 | 73.9°F (2007) | 17.1°F (2018) | 2.50 in (2022) |
| January 17 | 75.9°F (2013) | 15.1°F (2009) | 2.30 in (2022) |
| January 18 | 72.0°F (1991) | 16.0°F (2009) | 1.29 in (2008) |
| January 19 | 77.0°F (2017) | 17.1°F (2018) | 0.55 in (2009) |
| January 20 | 68.0°F (2023) | 18.0°F (2005) | 2.00 in (1991) |
| January 21 | 68.0°F (2014) | 19.9°F (2008) | 0.20 in (2022) |
| January 22 | 68.0°F (2003) | 18.0°F (2025) | 0.65 in (1993) |
| January 23 | 70.0°F (1999) | 17.1°F (2025) | 1.70 in (1998) |
| January 24 | 72.0°F (1997) | 16.0°F (2003) | 2.30 in (2015) |
| January 25 | 72.0°F (1997) | 16.0°F (2003) | 1.65 in (2000) |
| January 26 | 64.9°F (2010) | 19.9°F (2003) | 1.30 in (2010) |
| January 27 | 70.0°F (2017) | 27.0°F (1991) | 1.45 in (2004) |
| January 28 | 78.1°F (1999) | 21.9°F (2000) | 1.20 in (1996) |
| January 29 | 73.9°F (2002) | 19.9°F (2014) | 0.35 in (2018) |
| January 30 | 75.9°F (2002) | 21.9°F (2022) | 0.88 in (1991) |
| January 31 | 72.0°F (1989) | 19.9°F (2022) | 1.20 in (1991) |