December weather forecast and climate
Vilela Seca, Portugal

Weather in December

December, the first month of the winter, in Vilela Seca, is still a chilly month, with average temperature varying between 2.5°C (36.5°F) and 9.8°C (49.6°F).

Temperature

In Vilela Seca, the average high-temperature is practically the same as in November - a chilly 9.8°C (49.6°F). In December, the average low-temperature is 2.5°C (36.5°F).

Humidity

In Vilela Seca, the average relative humidity is 86%.

Rainfall

December is the month with the most rainfall in Vilela Seca. Rain falls for 12.4 days and accumulates 72mm (2.83") of precipitation.

Snowfall

In Vilela Seca snow does not fall in March through December.

Daylight

December has the shortest days of the year in Vilela Seca, with an average of 9.2h of daylight.

Sunshine

The average sunshine in December is 5h.

UV index

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to the UV radiation for the average person.
Note: The average daily UV index of 2 transform into the following instructions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Vilela Seca?

The average high-temperature, in December, in Vilela Seca, Portugal, is 9.8°C (49.6°F), while the average low-temperature is 2.5°C (36.5°F).

What is the average humidity in December in Vilela Seca?

The average relative humidity in December in Vilela Seca, Portugal, is 86%.

How much does it rain in Vilela Seca in December?

In Vilela Seca, in December, during 12.4 rainfall days, 72mm (2.83") of precipitation is typically accumulated.

What is the wettest month in Vilela Seca?

December is the month with the most rainfall in Vilela Seca. Rain falls for 12.4 days and accumulates 72mm (2.83") of precipitation.

Does it snow in Vilela Seca in December?

In Vilela Seca, Portugal, in December, it doesn't snow. In January, it regularly snows.

When it does not snow in Vilela Seca?

March through December are months without snowfall.

What is the month with the shortest days in Vilela Seca?

December has the shortest days of the year, with an average of 9.2h of daylight.

How many hours of daylight does Vilela Seca have in December?

In Vilela Seca, Portugal, the average length of the day in December is 9.2h.

How many hours of sunshine does Vilela Seca have in December?

The average sunshine in December in Vilela Seca, Portugal, is 5h.

What are the months with the lowest UV index in Vilela Seca?

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2.

What is the UV index intensity in December in Vilela Seca?

In December, the average daily maximum UV index in Vilela Seca, Portugal, is 2. A UV Index estimate of 2, and below, represents a low health risk from the exposure to the Sun's UV rays.

Average temperature in December
Vilela Seca, Portugal

Average temperature in December - Vilela Seca, Portugal
  • Average high temperature in December: 9.8°C

The warmest month (with the highest average high temperature) is August (29.1°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in December: 2.5°C

Months with the highest average low temperature are July and August (13.1°C).
The coldest month (with the lowest average low temperature) is February (1.5°C).

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Average pressure in December
Vilela Seca, Portugal

Average pressure in December - Vilela Seca, Portugal
  • Average pressure in December: 1022.7mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in December
Vilela Seca, Portugal

Average wind speed in December - Vilela Seca, Portugal
  • Average wind speed in December: 6.7km/h

The windiest month (with the highest average wind speed) is March (8.3km/h).
The calmest month (with the lowest average wind speed) is September (6.4km/h).

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Average humidity in December
Vilela Seca, Portugal

Average humidity in December - Vilela Seca, Portugal
  • Average humidity in December: 86%

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 December
Vilela Seca, Portugal

Average rainfall in December - Vilela Seca, Portugal
  • Average rainfall in December: 72mm

The wettest month (with the highest rainfall) is December (72mm).
The driest months (with the least rainfall) are July and August (11mm).

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Average rainfall days in December
Vilela Seca, Portugal

Average rainfall days in December - Vilela Seca, Portugal
  • Average rainfall days in December: 12.4 days

The month with the highest number of rainy days is April (14.6 days).
The month with the least rainy days is August (3.8 days).

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Average snowfall in December
Vilela Seca, Portugal

Average snowfall in December - Vilela Seca, Portugal
  • Average snowfall in December: 0mm

The month with the highest snowfall is February (5mm).
Months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in December
Vilela Seca, Portugal

Average snowfall days in December - Vilela Seca, Portugal
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.3 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 December /
Average sunshine in December
Vilela Seca, Portugal

Average daylight in December / Average sunshine in December - Vilela Seca, Portugal
  • Average daylight in December: 9.2h

The month with the longest days is June (Average daylight: 15.2h).
The month with the shortest days is December (Average daylight: 9.2h).

  • Average sunshine in December: 5h

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 4.4h).

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Average sunshine days in December
Vilela Seca, Portugal

Average sunshine days in December - Vilela Seca, Portugal
  • Average sunshine days in December: 17.1 days

The month with the most sunshine days is August (25.5 days).
The month with the least sunshine days is November (13.5 days).

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Average UV index in December
Vilela Seca, Portugal

Average UV index in December - Vilela Seca, Portugal
  • Average UV index in December: 2

The month with the highest UV index is July (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 December
Vilela Seca, Portugal

Average cloud cover in December - Vilela Seca, Portugal
  • Average cloud cover in December: 49

The month with the most cloud cover is January (Cloud cover 56).
The month with the least cloud cover is August (Cloud cover 16).

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Average visibility in December
Vilela Seca, Portugal

Average visibility in December - Vilela Seca, Portugal
  • Average visibility in December: 7km

The month with the highest visibility is August (10km).
The month with the lowest visibility is January (6km).

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