Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
Weather in September
Temperature
The shift from August to September coincides with a small decrease in the average high-temperature, down to a still warm 25.5°C (77.9°F) from 28.6°C (83.5°F). The September nights in Ervedosa do Douro bear witness to a significant drop from the daytime highs, settling at an average temperature of 12.1°C (53.8°F).Humidity
In September, the average relative humidity is 60%.Rainfall
In September, in Ervedosa do Douro, the rain falls for 6.3 days. Throughout September, 13mm (0.51") of precipitation is accumulated. In Ervedosa do Douro, during the entire year, the rain falls for 107.8 days and collects up to 282mm (11.1") of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Ervedosa do Douro, the average length of the day in September is 12h and 28min.On the first day of the month, sunrise is at 06:56 and sunset at 20:02. On the last day of September, sunrise is at 07:26 and sunset at 19:13 WEST.
Sunshine
In September, the average sunshine in Ervedosa do Douro is 9.3h.UV index
The average daily maximum UV index in September in Ervedosa do Douro is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unsafe exposure to UV radiation for the ordinary person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What is the usual temperature for Ervedosa do Douro in September?
What is the average humidity in September in Ervedosa do Douro?
How many days does it rain in September in Ervedosa do Douro?
When it does not snow in Ervedosa do Douro?
What is the average length of the day in September in Ervedosa do Douro?
When are sunrise and sunset in September in Ervedosa do Douro?
How many hours of sunshine does Ervedosa do Douro have in September?
What is the UV index reading in September in Ervedosa do Douro?
Average temperature in September
Ervedosa do Douro, Portugal
- Average high temperature in September: 25.5°C
The warmest month (with the highest average high temperature) is July (28.8°C).
The month with the lowest average high temperature is January (9.4°C).
- Average low temperature in September: 12.1°C
The month with the highest average low temperature is July (14.1°C).
The coldest month (with the lowest average low temperature) is February (2.3°C).
Average pressure in September
Ervedosa do Douro, Portugal
- Average pressure in September: 1017.4mbar
The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in September
Ervedosa do Douro, Portugal
- Average wind speed in September: 6.4km/h
The windiest month (with the highest average wind speed) is March (8.6km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).
Average humidity in September
Ervedosa do Douro, Portugal
- Average humidity in September: 60%
The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).
Average rainfall in September
Ervedosa do Douro, Portugal
- Average rainfall in September: 13mm
The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in September
Ervedosa do Douro, Portugal
- Average rainfall days in September: 6.3 days
The month with the highest number of rainy days is April (13.6 days).
The month with the least rainy days is August (3.9 days).
Average snowfall in September
Ervedosa do Douro, Portugal
- Average snowfall in September: 0mm
The month with the highest snowfall is February (7mm).
The months with the least snowfall are April, May, June, July, August, September and October (0mm).
Average snowfall days in September
Ervedosa do Douro, Portugal
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Ervedosa do Douro, Portugal
- Average daylight in September: 12h and 3min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 24min).
The month with the least sunshine is January (Average sunshine: 4h and 6min).
Average sunshine days in September
Ervedosa do Douro, Portugal
- Average sunshine days in September: 22.1 days
The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is April (14.1 days).
Average UV index in September
Ervedosa do Douro, Portugal
- Average UV index in September: 5
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in September
Ervedosa do Douro, Portugal
- Average cloud cover in September: 23
The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 16).
Average visibility in September
Ervedosa do Douro, Portugal
- Average visibility in September: 9km
The months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (6km).
Ervedosa do Douro, Portugal
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