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

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

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

Minimum: 76°F

Average: 79°F

Maximum: 81°F

Other useful seasonal weather averages in august:

  • Outside temperature: 73°F to 88°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 14.3mph
  • It rains a total of 5.7in, over 9 day(s).

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

Yes! The water temperature in Washington D. C. in august is pleasant

Swimming in august is pleasant in Washington D. C. and the surrounding area. The sea temperature is 79°F on average (min/max: 76°F/81°F), allowing you to swim for a long time and enjoy water sports.

Note also that in august, the climate is good with an average outside temperature of 81°F, 5.7in of precipitation (over 9 days) and 81.04 % humidity.

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

August
Average sea temperature 79°F
Minimum sea temperature 76°F
Maximum sea temperature 81°F
Average outside temperature 81°F
Maximum outside temperature 88°F
Minimum outside temperature 74°F
Wind speed 7.5mph
Wind temperature 74°F
Precipitation 5.7in
Number of days of rain 9 jour(s)
(29%)
Humidity 82%
Visibility in kilometers 9.15km
Cloud cover 31%
Our opinion pleasant swimming

Chart of the tides in august 2025

Tide times in august 2025 in Washington D. C.

Swim elsewhere in the United States (USA) in august

City Average T° Max. T° Our opinion
California in august68°F71°Fcool swimming
Boston in august68°F71°Fcool swimming
Miami (Florida) in august87°F88°Fideal swimming
New York City in august74°F78°Fpleasant swimming
Seattle in august54°F56°Ffreezing swimming
Houston in august87°F90°Fideal swimming
Long Beach (Washington) in august58°F61°Ffreezing swimming
Myrtle Beach in august83°F85°Fideal swimming
Philadelphia in august77°F81°Fpleasant swimming
Portland in august57°F60°Ffreezing swimming
Atlantic City in august77°F82°Fpleasant swimming
Baltimore in august78°F81°Fpleasant swimming
Bar Harbor (Maine) in august57°F62°Ffreezing swimming
Brooklyn in august74°F78°Fpleasant swimming
Cape Cod National Seashore in august68°F71°Fcool swimming
Carolina Beach in august83°F85°Fideal swimming
Gulf Shores (Alabama) in august87°F90°Fideal swimming
Hampton Beach in august67°F70°Fcool swimming
Maryland in august78°F80°Fpleasant swimming
Mobile (Alabama) in august87°F89°Fideal swimming

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

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