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

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

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

Minimum: 62°F

Average: 67°F

Maximum: 74°F

Other useful seasonal weather averages in october:

  • Outside temperature: 55°F to 70°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 7.5mph
  • It rains a total of 4.7in, over 5 day(s).

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

Yes... and no. The water temperature in Washington D. C. in october is cool

Swimming in october on the beaches of Washington D. C. is possible but the sea water is cool. So even though the sea temperature sometimes climbs to 74°F, it can also be as low as 62°F! Note that the average is 67°F.

Note also that in october, the climate is good with an average outside temperature of 62°F, 4.7in of precipitation (over 5 days) and 83.59 % humidity.

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

October
Average sea temperature 67°F
Minimum sea temperature 62°F
Maximum sea temperature 74°F
Average outside temperature 63°F
Maximum outside temperature 70°F
Minimum outside temperature 56°F
Wind speed 9.3mph
Wind temperature 54°F
Precipitation 4.7in
Number of days of rain 5 jour(s)
(15%)
Humidity 84%
Visibility in kilometers 9.11km
Cloud cover 37%
Our opinion cool swimming

Chart of the tides in october 2025

Tide times in october 2025 in Washington D. C.

Swim elsewhere in the United States (USA) in october

City Average T° Max. T° Our opinion
California in october65°F68°Fcool swimming
Boston in october60°F65°Fcold swimming
Miami (Florida) in october83°F87°Fideal swimming
New York City in october63°F70°Fcool swimming
Seattle in october52°F54°Ffreezing swimming
Houston in october78°F84°Fpleasant swimming
Long Beach (Washington) in october55°F59°Ffreezing swimming
Myrtle Beach in october76°F82°Fpleasant swimming
Philadelphia in october65°F71°Fcool swimming
Portland in october55°F58°Ffreezing swimming
Atlantic City in october65°F71°Fcool swimming
Baltimore in october67°F72°Fcool swimming
Bar Harbor (Maine) in october54°F57°Ffreezing swimming
Brooklyn in october64°F70°Fcool swimming
Cape Cod National Seashore in october59°F65°Ffreezing swimming
Carolina Beach in october77°F81°Fpleasant swimming
Gulf Shores (Alabama) in october79°F84°Fpleasant swimming
Hampton Beach in october57°F64°Ffreezing swimming
Maryland in october67°F73°Fcool swimming
Mobile (Alabama) in october78°F83°Fpleasant swimming

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

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