September weather forecast and climate
Penteadeiros, Portugal

Weather in September

September, the first month of the autumn, in Penteadeiros, is still a warm month, with temperature in the range of an average high of 25.5°C (77.9°F) and an average low of 19.7°C (67.5°F).

Temperature

In September, the average high-temperature is practically the same as in August - a still warm 25.5°C (77.9°F). In September, in Penteadeiros, the average low-temperature is 19.7°C (67.5°F).

Humidity

The average relative humidity in September is 65%.

Rainfall

In Penteadeiros, Portugal, during 2.7 rainfall days, 3mm (0.12") of precipitation is typically accumulated. In Penteadeiros, Portugal, during the entire year, the rain falls for 51.6 days and collects up to 90mm (3.54") of precipitation.

Daylight

The average length of the day in September is 12.4h.

Sunshine

The average sunshine in Penteadeiros is 9.6h.

UV index

Months with the highest UV index in Penteadeiros are May through September, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high threat to health from unprotected exposure to the Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 transform into the following instructions:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in September in Penteadeiros?

In Penteadeiros, Portugal, in September, the average high-temperature is 25.5°C (77.9°F), and the average low-temperature is 19.7°C (67.5°F).

What is the average humidity in September in Penteadeiros?

The average relative humidity in September is 65%.

How many days does it rain in September in Penteadeiros?

In September, in Penteadeiros, Portugal, the rain falls for 2.7 days. Throughout September, 3mm (0.12") of precipitation is accumulated.

How many hours of daylight does Penteadeiros have in September?

In Penteadeiros, Portugal, the average length of the day in September is 12.4h.

How long on average sun shines in September in Penteadeiros?

The average sunshine in September in Penteadeiros is 9.6h.

When is the highest UV index in Penteadeiros?

Months with the highest UV index in Penteadeiros are May through September, with an average maximum UV index of 6.

How high is the UV index in September in Penteadeiros?

In September, the average daily maximum UV index in Penteadeiros is 6. A UV Index of 6 to 7 symbolizes a high health risk from the exposure to the Sun's UV rays.

Average temperature in September
Penteadeiros, Portugal

Average temperature in September - Penteadeiros, Portugal
  • Average high temperature in September: 25.5°C

The warmest month (with the highest average high temperature) is August (28.3°C).
The month with the lowest average high temperature is January (14.9°C).

  • Average low temperature in September: 19.7°C

The month with the highest average low temperature is August (20.4°C).
The coldest month (with the lowest average low temperature) is February (10.3°C).

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Average pressure in September
Penteadeiros, Portugal

Average pressure in September - Penteadeiros, Portugal
  • Average pressure in September: 1016.3mbar

The month with the highest atmospheric pressure is December (1022.5mbar).
Months with the lowest atmospheric pressure are April and August (1015.3mbar).

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Average wind speed in September
Penteadeiros, Portugal

Average wind speed in September - Penteadeiros, Portugal
  • Average wind speed in September: 12.3km/h

The windiest month (with the highest average wind speed) is February (18km/h).
The calmest month (with the lowest average wind speed) is September (12.3km/h).

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Average humidity in September
Penteadeiros, Portugal

Average humidity in September - Penteadeiros, Portugal
  • Average humidity in September: 65%

The month with the highest relative humidity is January (74%).
Months with the lowest relative humidity are July and August (60%).

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Average rainfall in September
Penteadeiros, Portugal

Average rainfall in September - Penteadeiros, Portugal
  • Average rainfall in September: 3mm

The wettest months (with the highest rainfall) are April and November (15mm).
The driest months (with the least rainfall) are July and August (1mm).

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Average rainfall days in September
Penteadeiros, Portugal

Average rainfall days in September - Penteadeiros, Portugal
  • Average rainfall days in September: 2.7 days

The month with the highest number of rainy days is April (8.4 days).
The month with the least rainy days is August (0.8 days).

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Average daylight in September /
Average sunshine in September
Penteadeiros, Portugal

Average daylight in September / Average sunshine in September - Penteadeiros, Portugal
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.7h).
The month with the shortest days is December (Average daylight: 9.6h).

  • Average sunshine in September: 9.6h

The month with the most sunshine is July (Average sunshine: 12h).
The month with the least sunshine is January (Average sunshine: 6.2h).

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Average sunshine days in September
Penteadeiros, Portugal

Average sunshine days in September - Penteadeiros, Portugal
  • Average sunshine days in September: 26.8 days

The month with the most sunshine days is July (29.8 days).
The month with the least sunshine days is April (20 days).

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Average UV index in September
Penteadeiros, Portugal

Average UV index in September - Penteadeiros, Portugal
  • Average UV index in September: 6

Months with the highest UV index are May, June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, March, November and December (UV index 4).

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Average cloud cover in September
Penteadeiros, Portugal

Average cloud cover in September - Penteadeiros, Portugal
  • Average cloud cover in September: 13

Months with the most cloud cover are January and April (Cloud cover 29).
The month with the least cloud cover is July (Cloud cover 4).

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Average visibility in September
Penteadeiros, Portugal

Average visibility in September - Penteadeiros, Portugal
  • Average visibility in September: 10km

Months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).

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