Swim in Charleston in december 2024What is the temperature of the sea in in december?

Average sea temperature in Charleston in december 2024.

In december, according to seasonal norms, the sea temperature in Charleston is:

Minimum: 63°F

Average: 67°F

Maximum: 71°F

Other useful seasonal weather averages in december:

  • Outside temperature: 50°F to 62°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 5.6mph
  • It rains a total of 3.4in, over 4 day(s).

Should we swim in Charleston in december?

Yes... and no. The water temperature in Charleston in december is cool

Swimming in december on the beaches of Charleston is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 71°F, it can also be as low as 63°F! Note that the average is 67°F.

Note also that in december, the climate is good with an average outside temperature of 56°F, 3.4in of precipitation (over 4 days) and 83.86 % humidity.

Water and normal seasonal temperatures in Charleston in december

December
Average sea temperature 67°F
Minimum sea temperature 63°F
Maximum sea temperature 71°F
Average outside temperature 58°F
Maximum outside temperature 63°F
Minimum outside temperature 50°F
Wind speed 10.6mph
Wind temperature 49°F
Precipitation 3.4in
Number of days of rain 4 jour(s)
(13%)
Humidity 84%
Visibility in kilometers 9.26km
Cloud cover 39%
Our opinion cool swimming

Swim elsewhere in the United States (USA) in december

City Average T° Max. T° Our opinion
California in december61°F62°Fcold swimming
Washington D. C. in december53°F56°Ffreezing swimming
Boston in december47°F52°Ffreezing swimming
Miami (Florida) in december77°F79°Fpleasant swimming
New York City in december47°F53°Ffreezing swimming
Seattle in december47°F48°Ffreezing swimming
Houston in december61°F65°Fcold swimming
Long Beach (Washington) in december50°F53°Ffreezing swimming
Myrtle Beach in december62°F67°Fcold swimming
Philadelphia in december48°F53°Ffreezing swimming
Portland in december50°F53°Ffreezing swimming
Atlantic City in december49°F55°Ffreezing swimming
Baltimore in december51°F55°Ffreezing swimming
Bar Harbor (Maine) in december46°F50°Ffreezing swimming
Brooklyn in december48°F54°Ffreezing swimming
Cape Cod National Seashore in december47°F51°Ffreezing swimming
Carolina Beach in december63°F68°Fcold swimming
Gulf Shores (Alabama) in december65°F69°Fcool swimming
Hampton Beach in december46°F50°Ffreezing swimming
Maryland in december51°F56°Ffreezing swimming
Mobile (Alabama) in december63°F67°Fcold swimming

Swim in the United States (USA) in december: sea temperature by city

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