Search for cities, countries, lakes and rivers
Sea Temperature in Montevideo in September
Complete information on the sea temperature range in the Atlantic Ocean in Montevideo in September. Historical daily data. Climate details for September. Tips on swimming conditions and beach relaxation in Montevideo. We find every spot where you can swim and tell you what the water temperature is there today and throughout the year.
Water Temperature Range in Montevideo in September
10°C
MINIMUN
13.5°C
AVERAGE
17°C
MAXIMUM
Historical Data of Water Temperature in September in Montevideo
Water Temperature Chart for Atlantic Ocean in Montevideo in September
Sea Temperature Table in Montevideo in September Over the Past Years
Day | 2024 | 2023 | 2022 | Average |
---|---|---|---|---|
Sep 1 | 13°C | 11°C | 11°C | 11.3°C |
Sep 2 | 13°C | 11°C | 11°C | 11.5°C |
Sep 3 | 13°C | 11°C | 12°C | 11.8°C |
Sep 4 | 14°C | 11°C | 12°C | 12.3°C |
Sep 5 | 14°C | 12°C | 12°C | 12.5°C |
Sep 6 | 14°C | 11°C | 12°C | 12.3°C |
Sep 7 | 13°C | 11°C | 12°C | 12.0°C |
Sep 8 | 14°C | 12°C | 13°C | 13.0°C |
Sep 9 | 14°C | 12°C | 13°C | 13.0°C |
Sep 10 | 14°C | 12°C | 13°C | 13.0°C |
Sep 11 | 13°C | 12°C | 13°C | 13.0°C |
Sep 12 | 14°C | 13°C | 13°C | 13.3°C |
Sep 13 | 15°C | 12°C | 14°C | 13.5°C |
Sep 14 | 14°C | 13°C | 14°C | 13.8°C |
Sep 15 | 14°C | 13°C | 14°C | 13.5°C |
Sep 16 | 14°C | 13°C | 14°C | 13.5°C |
Sep 17 | 15°C | 13°C | 14°C | 13.8°C |
Sep 18 | 15°C | 13°C | 15°C | 14.3°C |
Sep 19 | 16°C | 13°C | 15°C | 14.5°C |
Sep 20 | 15°C | 13°C | 15°C | 14.3°C |
Sep 21 | 16°C | 13°C | 15°C | 14.5°C |
Sep 22 | 15°C | 13°C | 15°C | 14.3°C |
Sep 23 | 15°C | 13°C | 16°C | 14.8°C |
Sep 24 | 14°C | 14°C | 16°C | 14.8°C |
Sep 25 | 14°C | 14°C | 16°C | 14.8°C |
Sep 26 | 15°C | 14°C | 16°C | 14.8°C |
Sep 27 | 16°C | 14°C | 16°C | 15.0°C |
Sep 28 | 16°C | 14°C | 17°C | 15.5°C |
Sep 29 | 15°C | 13°C | 17°C | 15.0°C |



Montevideo Climate and Swimming Opportunities in September
17°C
Average Day Air Temperature
9°C
Average Night Air Temperature
77 mm
Precipitation Amount per Month
8 days
Number of Rainy Days
12 hrs
Daylight
per Day
6 hrs
Sunshine
per Day
18 km/h
Average Wind Speed
76%
Average
humidity
Montevideo lies within the Montevideo Department in Uruguay. The average daytime temperature in Montevideo in September is 17°C (62°F), while the nighttime average is 9°C (47°F). There are typically eight rainy days during the month, with a total precipitation of 77 mm (3.0 inches). The daylight duration in September in Montevideo is 12 hours, with an average of 6 hours of sunshine per day. The average wind speed in September is 18 km/h (11 mph), and the humidity level is around 76%.
The water temperature in Montevideo in September ranges from 11°C to 15°C (52°F to 59°F). At the beginning of the month, the average temperature is around 12°C (54°F), shifting to 13°C (55°F) by mid-September and reaching 15°C (59°F) in the last ten days. Overall, the average sea temperature in Montevideo for September is 14°C (57°F). Ideal conditions for a refreshing swim, though some may still find it a bit cool.
Sea Temperature in September in Nearby Cities
Frequently Asked Questions About Water Temperatures in September in Montevideo
What is the sea temperature in Montevideo in September?
The water temperature in the Atlantic Ocean in Montevideo in September ranges from 11°C to 15°C (52°F to 59°F).
Is it possible to swim in the Atlantic Ocean in Montevideo in September?
The average sea temperature in Montevideo in September is 14°C (57°F), and the air temperature is 17°C (62°F), so ideal conditions for a refreshing swim, though some may still find it a bit cool.