September weather forecast and climate
Vilarinho, Portugal

Weather in September

The first month of the autumn, September, is also a moderately hot month in Vilarinho, Portugal, with temperature in the range of an average low of 12.4°C (54.3°F) and an average high of 25.6°C (78.1°F).

Temperature

In Vilarinho, the average high-temperature marginally drops, from a moderately hot 28.6°C (83.5°F) in August, to a still warm 25.6°C (78.1°F). In September, in Vilarinho, the average low-temperature is 12.4°C (54.3°F).

Humidity

The average relative humidity in September is 59%.

Rainfall

In Vilarinho, during September, the rain falls for 6.6 days and regularly aggregates up to 17mm (0.67") of precipitation. In Vilarinho, Portugal, during the entire year, the rain falls for 108.1 days and collects up to 286mm (11.26") of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in September is 12.5h.

Sunshine

In September, the average sunshine is 9.2h.

UV index

The average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health risk from the exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Vilarinho?

The average high-temperature, in September, in Vilarinho, Portugal, is 25.6°C (78.1°F), while the average low-temperature is 12.4°C (54.3°F).

What is the average humidity in September in Vilarinho?

In September, the average relative humidity in Vilarinho, Portugal, is 59%.

How much does it rain in Vilarinho in September?

In Vilarinho, during September, the rain falls for 6.6 days and regularly aggregates up to 17mm (0.67") of precipitation.

When it does not snow in Vilarinho?

April through October are months without snowfall.

How many hours of daylight does Vilarinho have in September?

In Vilarinho, Portugal, the average length of the day in September is 12.5h.

How many hours of sunshine does Vilarinho have in September?

In September, the average sunshine in Vilarinho is 9.2h.

What is the UV index reading in September in Vilarinho?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from unprotected exposure to the UV radiation.

Average temperature in September
Vilarinho, Portugal

Average temperature in September - Vilarinho, Portugal
  • Average high temperature in September: 25.6°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: 12.4°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).

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Average pressure in September
Vilarinho, Portugal

Average pressure in September - Vilarinho, Portugal
  • Average pressure in September: 1017.3mbar

The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in September
Vilarinho, Portugal

Average wind speed in September - Vilarinho, Portugal
  • Average wind speed in September: 6.5km/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 (6.5km/h).

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Average humidity in September
Vilarinho, Portugal

Average humidity in September - Vilarinho, Portugal
  • Average humidity in September: 59%

The month with the highest relative humidity is January (87%).
The month with the lowest relative humidity is August (56%).

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Average rainfall in September
Vilarinho, Portugal

Average rainfall in September - Vilarinho, Portugal
  • Average rainfall in September: 17mm

The wettest month (with the highest rainfall) is December (49mm).
The driest month (with the least rainfall) is July (8mm).

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Average rainfall days in September
Vilarinho, Portugal

Average rainfall days in September - Vilarinho, Portugal
  • Average rainfall days in September: 6.6 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).

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Average snowfall in September
Vilarinho, Portugal

Average snowfall in September - Vilarinho, Portugal
  • Average snowfall in September: 0mm

The month with the highest snowfall is February (7mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in September
Vilarinho, Portugal

Average snowfall days in September - Vilarinho, Portugal
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (0.8 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Vilarinho, Portugal
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in September: 9.2h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 4.1h).

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Average sunshine days in September
Vilarinho, Portugal

Average sunshine days in September - Vilarinho, Portugal
  • Average sunshine days in September: 21.9 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).

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Average UV index in September
Vilarinho, Portugal

Average UV index in September - Vilarinho, Portugal
  • Average UV index in September: 5

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in September
Vilarinho, Portugal

Average cloud cover in September - Vilarinho, Portugal
  • Average cloud cover in September: 24

The month with the most cloud cover is January (Cloud cover 57).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in September
Vilarinho, Portugal

Average visibility in September - Vilarinho, Portugal
  • Average visibility in September: 9km

Months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (6km).

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