Swimming in Washington D. C. in may 2025: Average sea temperature in may and tide times in may 2025

Average sea temperature in Washington D. C. in may 2025.

In may, according to seasonal norms, the sea temperature in Washington D. C. is:

Minimum: 52°F

Average: 58°F

Maximum: 65°F

Other useful seasonal weather averages in may:

  • Outside temperature: 62°F to 76°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 9.9mph
  • It rains a total of 5.7in, over 9 day(s).

Should we swim in Washington D. C. in may?

No... The water temperature in Washington D. C. in may is freezing

You won't be able to swim in Washington D. C. in may! The water temperature is freezing, reaching as low as 52°F (and only 65°F at best)! Our advice: if you are going to Washington D. C. this month, plan to sightsee and forget the beach!

Note also that in may, the climate is good with an average outside temperature of 69°F, 5.7in of precipitation (over 9 days) and 83.05 % humidity.

Water and normal seasonal temperatures in Washington D. C. in may

May
Average sea temperature 58°F
Minimum sea temperature 52°F
Maximum sea temperature 65°F
Average outside temperature 70°F
Maximum outside temperature 77°F
Minimum outside temperature 63°F
Wind speed 9.3mph
Wind temperature 61°F
Precipitation 5.7in
Number of days of rain 9 jour(s)
(28%)
Humidity 84%
Visibility in kilometers 8.78km
Cloud cover 42%
Our opinion freezing swimming

Chart of the tides in may 2025

Tide times in may 2025 in Washington D. C.

Swim elsewhere in the United States (USA) in may

City Average T° Max. T° Our opinion
California in may62°F66°Fcold 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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