Swim in Boston in may 2024What is the temperature of the sea in in may?

Average sea temperature in Boston in may 2024.

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

Minimum: 45°F

Average: 49°F

Maximum: 55°F

Other useful seasonal weather averages in may:

  • Outside temperature: 56°F to 68°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 8.1mph
  • It rains a total of 4.3in, over 6 day(s).

Should we swim in Boston in may?

No... The water temperature in Boston in may is freezing

You won't be able to swim in Boston in may! The water temperature is freezing, reaching as low as 45°F (and only 55°F at best)! Our advice: if you are going to Boston this month, plan to sightsee and forget the beach!

Note also that in may, the climate is good with an average outside temperature of 62°F, 4.2in of precipitation (over 6 days) and 77.67 % humidity.

Water and normal seasonal temperatures in Boston in may

May
Average sea temperature 49°F
Minimum sea temperature 45°F
Maximum sea temperature 55°F
Average outside temperature 63°F
Maximum outside temperature 68°F
Minimum outside temperature 58°F
Wind speed 10.6mph
Wind temperature 56°F
Precipitation 4.3in
Number of days of rain 6 jour(s)
(21%)
Humidity 78%
Visibility in kilometers 8.79km
Cloud cover 46%
Our opinion freezing swimming

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
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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