The climate in Covilhã during September can be summarized as mild and reasonably dry.
September is in the fall / autumn in Covilhã and is typically the 3rd warmest month of the year. Daytime maximum temperatures average around a comfortable 23°C (73°F), whilst at night 13°C (55°F) is normal.
| Daytime temperature | 23°C 73.3°F |
|---|---|
| Nightly temperature | 12.9°C 55.1°F |
| Average temperature | 17.9°C 64.2°F |
| Daily sunshine | 8.5 hrs |
| Avg rainfall | 52 mm 2 ins |
| Rainy days | 9 days |
| Sea temperature | 18.9°C 66.1°F |
| Humidity | 61% |
| Windspeed | 13.3kph 8 mph |
On average September is the 3rd driest month of the year in Covilhã with around 52mm 2 inches of rain making it a reasonably dry time to visit. This rainfall is typically spread over 9 days, although this may vary considerably.
On the flip side this corresponds to an average of 8.5 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 Covilhã in September 2025.
Best places to visit in September
| Hottest month: | July | 25.4°C 77.7°F |
|---|---|---|
| Driest month: | August | 12mm 0.5ins |
| Sunniest month: | August | 11.6hrs |
| Coldest month: | January | 8.7°C 47.7°F |
| Wettest month: | January | 180mm 7.1ins |