The climate in Aljezur during September can be summarized as warm and dry.
September is in the fall / autumn in Aljezur and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 25°C (77°F), whilst at night 17°C (62°F) is normal.
| Daytime temperature | 25.1°C 77.2°F |
|---|---|
| Nightly temperature | 16.9°C 62.4°F |
| Average temperature | 21°C 69.8°F |
| Daily sunshine | 9.4 hrs |
| Avg rainfall | 19 mm 0.8 ins |
| Rainy days | 3 days |
| Sea temperature | 21°C 69.9°F |
| Humidity | 67% |
| Windspeed | 13kph 8 mph |
On average September is the 4th driest month of the year in Aljezur with around 19mm 0.8 inches of rain making it a dry time to visit. This rainfall is typically spread over 3 days, although this may vary considerably.
On the flip side this corresponds to an average of 9.4 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 Aljezur in September 2025.
Best places to visit in September
| Hottest month: | August | 25.5°C 77.9°F |
|---|---|---|
| Driest month: | July | 4mm 0.2ins |
| Sunniest month: | August | 11.8hrs |
| Coldest month: | January | 14.6°C 58.3°F |
| Wettest month: | December | 105mm 4.1ins |