The climate in Entroncamento during September can be summarized as warm and reasonably dry.
September is in the fall / autumn in Entroncamento and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 28°C (82°F), whilst at night 16°C (61°F) is normal.
| Daytime temperature | 27.6°C 81.7°F |
|---|---|
| Nightly temperature | 16.2°C 61.2°F |
| Average temperature | 21.9°C 71.4°F |
| Daily sunshine | 8.8 hrs |
| Avg rainfall | 35 mm 1.4 ins |
| Rainy days | 7 days |
| Sea temperature | 19.7°C 67.4°F |
| Humidity | 64% |
| Windspeed | 11.5kph 7 mph |
On average September is the 4th driest month of the year in Entroncamento with around 35mm 1.4 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 8.8 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 Entroncamento in September 2025.
Best places to visit in September
| Hottest month: | August | 29.1°C 84.4°F |
|---|---|---|
| Driest month: | July | 5mm 0.2ins |
| Sunniest month: | August | 11.6hrs |
| Coldest month: | January | 14.2°C 57.6°F |
| Wettest month: | February | 115mm 4.5ins |