The climate in São Brás de Alportel during September can be summarized as warm and dry.
September is in the fall / autumn in São Brás de Alportel and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 27°C (80°F), whilst at night 17°C (62°F) is normal.
| Daytime temperature | 26.6°C 79.9°F |
|---|---|
| Nightly temperature | 16.6°C 61.9°F |
| Average temperature | 21.6°C 70.9°F |
| Daily sunshine | 9.7 hrs |
| Avg rainfall | 16 mm 0.6 ins |
| Rainy days | 2 days |
| Sea temperature | 21.4°C 70.6°F |
| Humidity | 64% |
| Windspeed | 13kph 8 mph |
On average September is the 3rd driest month of the year in São Brás de Alportel with around 16mm 0.6 inches of rain making it a dry time to visit. This rainfall is typically spread over 2 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.7 hours of sunshine per day.
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 São Brás de Alportel in September 2025.
Best places to visit in September
| Hottest month: | August | 28.4°C 83.1°F |
|---|---|---|
| Driest month: | July | 2mm 0.1ins |
| Sunniest month: | August | 12.1hrs |
| Coldest month: | January | 15.2°C 59.4°F |
| Wettest month: | December | 100mm 3.9ins |