San Clemente del Tuyú Weather in September
What's the weather like in San Clemente del Tuyú (Buenos Aires) in September 2025?
The climate in San Clemente del Tuyú during September can be summarized as mild and reasonably dry.
September is in the spring in San Clemente del Tuyú and is typically the 4th coldest month of the year. Daytime maximum temperatures average around a cool 17°C (62°F), whilst at night 7°C (45°F) is normal.
| Daytime temperature | 16.7°C 62°F |
|---|---|
| Nightly temperature | 7°C 44.5°F |
| Average temperature | 11.8°C 53.2°F |
| Daily sunshine | 6.9 hrs |
| Avg rainfall | 59 mm 2.3 ins |
| Rainy days | 7 days |
| Sea temperature | 11.1°C 51.9°F |
| Humidity | 80% |
| Windspeed | 16.2kph 10 mph |
On average September is the 4th driest month of the year in San Clemente del Tuyú with around 59mm 2.3 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 7 days, although this may vary considerably.
On the flip side this corresponds to an average of 6.9 hours of sunshine per day.
September temperatures in San Clemente del Tuyú
September rainfall
September hourly sunshine
The data used in these monthly averages covers a period of over 100 years right up until last year. As such they are a valid prediction of what to expect for the weather in San Clemente del Tuyú in September 2025.
Other monthly averages
Best places to visit in September
San Clemente del Tuyú weather stats
| Hottest month: | January | 26.7°C 80.1°F |
|---|---|---|
| Driest month: | June | 51mm 2ins |
| Sunniest month: | January | 10.1hrs |
| Coldest month: | July | 13.6°C 56.5°F |
| Wettest month: | January | 74mm 2.9ins |
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