Swimming in Charleston in may 2025: Average sea temperature in may and tide times in may 2025

Average sea temperature in Charleston in may 2025.

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

Minimum: 68°F

Average: 74°F

Maximum: 79°F

Other useful seasonal weather averages in may:

  • Outside temperature: 70°F to 81°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 13.1mph
  • It rains a total of 4.4in, over 7 day(s).

Should we swim in Charleston in may?

Yes! The water temperature in Charleston in may is pleasant

Swimming in may is pleasant in Charleston and the surrounding area. The sea temperature is 74°F on average (min/max: 68°F/79°F), allowing you to swim for a long time and enjoy water sports.

Note also that in may, the climate is good with an average outside temperature of 76°F, 4.4in of precipitation (over 7 days) and 81.74 % humidity.

Water and normal seasonal temperatures in Charleston in may

May
Average sea temperature 74°F
Minimum sea temperature 68°F
Maximum sea temperature 79°F
Average outside temperature 76°F
Maximum outside temperature 83°F
Minimum outside temperature 70°F
Wind speed 10.6mph
Wind temperature 70°F
Precipitation 4.4in
Number of days of rain 7 jour(s)
(23%)
Humidity 82%
Visibility in kilometers 9.43km
Cloud cover 27%
Our opinion pleasant swimming

Chart of the tides in may 2025

Tide times in may 2025 in Charleston

Swim elsewhere in the United States (USA) in may

City Average T° Max. T° Our opinion
California in may62°F66°Fcold swimming
Washington D. C. in may58°F65°Ffreezing swimming
Boston in may49°F55°Ffreezing swimming
Miami (Florida) in may82°F85°Fideal swimming
New York City in may53°F60°Ffreezing swimming
Seattle in may47°F49°Ffreezing swimming
Houston in may78°F83°Fpleasant swimming
Long Beach (Washington) in may54°F60°Ffreezing swimming
Myrtle Beach in may71°F77°Fpleasant swimming
Philadelphia in may54°F61°Ffreezing swimming
Portland in may53°F58°Ffreezing swimming
Atlantic City in may56°F64°Ffreezing swimming
Baltimore in may57°F63°Ffreezing swimming
Bar Harbor (Maine) in may45°F49°Ffreezing swimming
Brooklyn in may54°F62°Ffreezing swimming
Cape Cod National Seashore in may50°F55°Ffreezing swimming
Carolina Beach in may71°F78°Fpleasant swimming
Gulf Shores (Alabama) in may77°F84°Fpleasant swimming
Hampton Beach in may48°F54°Ffreezing swimming
Maryland in may56°F63°Ffreezing swimming
Mobile (Alabama) in may77°F84°Fpleasant swimming

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

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