Sea Temperature in Charleston in January

Complete information on the sea temperature range in the Atlantic Ocean in Charleston in January. Historical daily data. Climate details for January. Tips on swimming conditions and beach relaxation in Charleston. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.

Water Temperature Range in Charleston in January

54°F

MINIMUN

61°F

AVERAGE

68°F

MAXIMUM

Historical Data of Water Temperature in January in Charleston

Water Temperature Chart for Atlantic Ocean in Charleston in January

Sea Temperature Table in Charleston in January Over the Past Years

Day	2024	2023	2022	Average
Jan 1	68°C	64°C	64°C	64°C
Jan 2	68°C	64°C	64°C	64°C
Jan 3	66°C	64°C	64°C	63°C
Jan 4	66°C	64°C	64°C	64°C
Jan 5	66°C	64°C	64°C	64°C
Jan 6	66°C	64°C	64°C	63°C
Jan 7	66°C	63°C	63°C	61°C
Jan 8	64°C	63°C	63°C	61°C
Jan 9	66°C	63°C	63°C	62°C
Jan 10	64°C	63°C	63°C	61°C
Jan 11	66°C	63°C	63°C	61°C
Jan 12	66°C	63°C	63°C	61°C
Jan 13	64°C	61°C	61°C	60°C
Jan 14	64°C	61°C	61°C	60°C
Jan 15	66°C	61°C	61°C	60°C
Jan 16	64°C	61°C	61°C	60°C
Jan 17	61°C	61°C	61°C	59°C
Jan 18	63°C	61°C	61°C	59°C
Jan 19	63°C	59°C	59°C	58°C
Jan 20	63°C	59°C	59°C	58°C
Jan 21	63°C	59°C	59°C	58°C
Jan 22	63°C	59°C	59°C	58°C
Jan 23	61°C	59°C	59°C	58°C
Jan 24	63°C	59°C	59°C	59°C
Jan 25	64°C	57°C	57°C	57°C
Jan 26	55°C	57°C	57°C	55°C
Jan 27	57°C	57°C	57°C	55°C
Jan 28	59°C	57°C	57°C	55°C
Jan 29	57°C	57°C	57°C	55°C
Jan 30	59°C	57°C	57°C	56°C

Charleston Climate and Swimming Opportunities in January

59°F

Average Day Air Temperature

39°F

Average Night Air Temperature

3 in

Precipitation Amount per Month

10 days

Number of Rainy Days

10 hrs

Daylight
per Day

6 hrs

Sunshine
per Day

9 mph

Average Wind Speed

70%

Average
humidity

Charleston lies within the South Carolina in United States. The average daytime temperature in Charleston in January is 58°F (15°C), while the nighttime average is 40°F (4°C). There are typically 10 rainy days during the month, with a total precipitation of 3.4 inches (87 mm). The daylight duration in January in Charleston is 10 hours, with an average of 6 hours of sunshine per day. The average wind speed in January is 9 mph (15 km/h), and the humidity level is around 70%.

The water temperature in Charleston in January ranges from 54°F to 63°F (12°C to 17°C). At the beginning of the month, the average temperature is around 63°F (17°C), shifting to 61°F (16°C) by mid-January and reaching 57°F (14°C) in the last ten days. Overall, the average sea temperature in Charleston for January is 59°F (15°C). The water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.

Sea Temperature in January in Nearby Cities

Frequently Asked Questions About Water Temperatures in January in Charleston

What is the sea temperature in Charleston in January?

The water temperature in the Atlantic Ocean in Charleston in January ranges from 54°F to 63°F (12°C to 17°C).

Is it possible to swim in the Atlantic Ocean in Charleston in January?

The average sea temperature in Charleston in January is 59°F (15°C), and the air temperature is 58°F (15°C), so the water is cool, but many swimmers can tolerate it, especially with the sun out. Acclimatization is helpful.