Swimming in Rio de Janeiro in october 2025: Average sea temperature in october and tide times in october 2025

Average sea temperature in Rio de Janeiro in october 2025.

In october, according to seasonal norms, the sea temperature in Rio de Janeiro is:

Minimum: 68°F

Average: 73°F

Maximum: 79°F

Other useful seasonal weather averages in october:

  • Outside temperature: 72°F to 80°F
  • Most common weather: "Clear/Sunny"
  • The wind blows at 13.7mph
  • It rains a total of 6.7in, over 9 day(s).

Should we swim in Rio de Janeiro in october?

Yes! The water temperature in Rio de Janeiro in october is pleasant

Swimming in october is pleasant in Rio de Janeiro and the surrounding area. The sea temperature is 73°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 october, the climate is good with an average outside temperature of 76°F, 6.7in of precipitation (over 9 days) and 86.25 % humidity.

Water and normal seasonal temperatures in Rio de Janeiro in october

October
Average sea temperature 73°F
Minimum sea temperature 68°F
Maximum sea temperature 79°F
Average outside temperature 77°F
Maximum outside temperature 81°F
Minimum outside temperature 72°F
Wind speed 10.6mph
Wind temperature 72°F
Precipitation 6.7in
Number of days of rain 9 jour(s)
(30%)
Humidity 87%
Visibility in kilometers 9.14km
Cloud cover 44%
Our opinion pleasant swimming

Chart of the tides in october 2025

Tide times in october 2025 in Rio de Janeiro

Swim elsewhere in Brazil in october

City Average T° Max. T° Our opinion
Florianopolis (Santa Catarina Island) in october70°F73°Fpleasant swimming
Fortaleza in october81°F82°Fideal swimming
Porto Alegre in october67°F69°Fcool swimming
Recife in october81°F82°Fideal swimming
Belem in october83°F85°Fideal swimming
Fernando de Noronha in october81°F81°Fideal swimming
Guarapari in october75°F78°Fpleasant swimming
João Pessoa in october81°F82°Fideal swimming
Paraty in october73°F79°Fpleasant swimming
Arraial d'Ajuda in october79°F80°Fpleasant swimming
Canoa Quebrada in october81°F83°Fideal swimming
Caraiva in october79°F81°Fpleasant swimming
Ilha Grande in october73°F79°Fpleasant swimming
Itacaré in october80°F81°Fideal swimming
Jijoca de Jericoacoara in october82°F83°Fideal swimming
Lençóis Maranhenses National Park in october82°F83°Fideal swimming
Morro de São Paulo in october79°F81°Fideal swimming
Olinda in october81°F82°Fideal swimming
Praia do Forte in october80°F81°Fideal swimming
Praia do Rosa (Santa Catarina) in october70°F73°Fcool swimming

Swim in Brazil in october: sea temperature by city

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