January is the coldest month of the year, with temperatures significantly varying across the Southeast. Average high temperatures in January can range from the low 40s to the low 60s, while nighttime lows often drop into the 20s and 30s. Remarkably, there can be occasional warm winter days that reach the 70s. Moreover, mountainous regions typically see the most snow during this month. Coastal areas might experience rare snowfall, though any accumulation tends to be minimal.

Average January Temperatures

The following tables present average January temperatures and rainfall for several popular tourist destinations across:

• Georgia
• North Carolina
• South Carolina
• Tennessee
• Virginia

January Atlantic Ocean Water Temperatures

In January, average Atlantic Ocean water temperatures drop to the mid-30s near Virginia and around 50 degrees along the coasts of North and South Carolina.