Swimming in Uruguay in september 2025 Sea temperature by city in september

Do you want to go to the beach in Uruguay in september 2025? Is it the right month to go for pleasant temperatures and staying in the water for a long time? The answer is on this page with the sea temperatures in september in Uruguay by city and our opinion on the chances of enjoying pleasant sea conditions.

Sea temperature in Uruguay in september 2025

Here, find the average sea temperature in Uruguay in september in several coastal cities.

Río de la Plata in september

on average:

56°F

min: 52°F / max: 61°F

Carmelo

on average:

56°F

min: 54°F / max: 59°F

Colonia del Sacramento

on average:

58°F

min: 54°F / max: 62°F

Atlantida

on average:

56°F

min: 51°F / max: 60°F

Barra de Carrasco

on average:

56°F

min: 52°F / max: 61°F

Fray Bentos

on average:

56°F

min: 54°F / max: 59°F

Atlantic coast in september

on average:

55°F

min: 51°F / max: 59°F

La Paloma

on average:

55°F

min: 51°F / max: 59°F

Piriápolis

on average:

56°F

min: 51°F / max: 59°F

Where should you go swimming in Uruguay in the month of september?

Swimming in Uruguay in september is freezing

In september in Uruguay swimming conditions are generally the same everywhere.

Forget about swimming in Montevideo, Punta del Este, Carmelo, Colonia del Sacramento, La Paloma, Piriápolis, Atlantida, Barra de Carrasco, Fray Bentos and La Floresta in september! The water temperature is freezing, reaching as low as 52°F (and only 61°F at the best of times). Our advice: plan on sightseeing, and don't bring your beach towel!

Where to go swimming in Uruguay in september: the map of sea temperatures

ideal swimming pleasant swimming cool swimming cold swimming freezing swimming

Water temperature and seasonal norms in september

Montevideo

September
Average sea temperature 56°F
Minimum sea temperature 52°F
Maximum sea temperature 61°F
Average outside temperature 58°F
Maximum outside temperature 63°F
Minimum outside temperature 54°F
Precipitation 5.9in
Number of days of precipitation 6 jour(s)
(18%)
Cloud cover 36%
Our opinion freezing swimming

More information on swimming in Montevideo in september

Punta del Este

September
Average sea temperature 55°F
Minimum sea temperature 51°F
Maximum sea temperature 59°F
Average outside temperature 58°F
Maximum outside temperature 61°F
Minimum outside temperature 54°F
Precipitation 5.2in
Number of days of precipitation 5 jour(s)
(18%)
Cloud cover 38%
Our opinion freezing swimming

More information on swimming in Punta del Este in september

Carmelo

September
Average sea temperature 56°F
Minimum sea temperature 54°F
Maximum sea temperature 59°F
Average outside temperature 59°F
Maximum outside temperature 68°F
Minimum outside temperature 52°F
Precipitation 3.1in
Number of days of precipitation 4 jour(s)
(13%)
Cloud cover 33%
Our opinion freezing swimming

Colonia del Sacramento

September
Average sea temperature 58°F
Minimum sea temperature 54°F
Maximum sea temperature 62°F
Average outside temperature 58°F
Maximum outside temperature 63°F
Minimum outside temperature 54°F
Precipitation 5.5in
Number of days of precipitation 5 jour(s)
(17%)
Cloud cover 34%
Our opinion freezing swimming

La Paloma

September
Average sea temperature 55°F
Minimum sea temperature 51°F
Maximum sea temperature 59°F
Average outside temperature 59°F
Maximum outside temperature 65°F
Minimum outside temperature 52°F
Precipitation 5.9in
Number of days of precipitation 6 jour(s)
(20%)
Cloud cover 43%
Our opinion freezing swimming

List of coastal cities in Uruguay

Montevideo in septemberfreezing swimming
Punta del Este in septemberfreezing swimming
Carmelo in septemberfreezing swimming
Colonia del Sacramento in septemberfreezing swimming
La Paloma in septemberfreezing swimming
Piriápolis in septemberfreezing swimming
Atlantida in septemberfreezing swimming
Barra de Carrasco in septemberfreezing swimming
Fray Bentos in septemberfreezing swimming
La Floresta in septemberfreezing swimming
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