December weather forecast and climate
Vilarinho, Portugal

Weather in December

The first month of the winter, December, is also a fresh month in Vilarinho, Portugal, with average temperature varying between 10.1°C (50.2°F) and 3.2°C (37.8°F).

Temperature

In December, the average high-temperature is relatively the same as in November - a still cool 10.1°C (50.2°F). The average low-temperature, in December, is 3.2°C (37.8°F).

Humidity

In Vilarinho, the average relative humidity in December is 85%.

Rainfall

The month with the most rainfall in Vilarinho is December when the rain falls for 9.3 days and typically aggregates up to 49mm (1.93") of precipitation.

Snowfall

Months with snowfall in Vilarinho are January through March, November and December. In December, it is snowing for 0.5 days. Throughout December, 3mm (0.12") of snow is accumulated. In Vilarinho, during the entire year, snow falls for 1.8 days, and aggregates up to 14mm (0.55") of snow.

Daylight

The month with the shortest days in Vilarinho is December, with an average of 9.2h of daylight.

Sunshine

The average sunshine in Vilarinho is 4.9h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index reading of 2, and below, represents a low health risk from unprotected exposure to the Sun's UV rays for ordinary individuals.
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. 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. Beware! The strength of the UV rays is increased nearly double-fold by the reflection of the snow.
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FAQ

What is the temperature in December in Vilarinho?

In Vilarinho, Portugal, in December, the average high-temperature is 10.1°C (50.2°F), and the average low-temperature is 3.2°C (37.8°F).

What is the average humidity in December in Vilarinho?

The average relative humidity in December is 85%.

How many days does it rain in December in Vilarinho?

In Vilarinho, Portugal, during December, the rain falls for 9.3 days and regularly aggregates up to 49mm (1.93") of precipitation.

What is the wettest month in Vilarinho?

December is the month with the most rainfall. Rain falls for 9.3 days and accumulates 49mm (1.93") of precipitation.

How many days does it snow in December in Vilarinho?

In Vilarinho, in December, during 0.5 snowfall days, 3mm (0.12") of snow is typically accumulated.

What is the month with the shortest days in Vilarinho?

With an average of 9.2h of daylight, December has the shortest days of the year in Vilarinho.

How many hours of daylight does Vilarinho have in December?

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

How long on average sun shines in December in Vilarinho?

In Vilarinho, Portugal, the average sunshine in December is 4.9h.

When is the lowest UV index in Vilarinho?

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

What is the UV index reading in December in Vilarinho?

In December, the average daily maximum UV index in Vilarinho, Portugal, is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unsafe exposure to the Sun's UV rays.

Average temperature in December
Vilarinho, Portugal

Average temperature in December - Vilarinho, Portugal
  • Average high temperature in December: 10.1°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 December: 3.2°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 December
Vilarinho, Portugal

Average pressure in December - Vilarinho, Portugal
  • Average pressure in December: 1022.8mbar

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 December
Vilarinho, Portugal

Average wind speed in December - Vilarinho, Portugal
  • Average wind speed in December: 7.3km/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 December
Vilarinho, Portugal

Average humidity in December - Vilarinho, Portugal
  • Average humidity in December: 85%

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
Vilarinho, Portugal

Average rainfall in December - Vilarinho, Portugal
  • Average rainfall in December: 49mm

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 December
Vilarinho, Portugal

Average rainfall days in December - Vilarinho, Portugal
  • Average rainfall days in December: 9.3 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).

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Average snowfall in December
Vilarinho, Portugal

Average snowfall in December - Vilarinho, Portugal
  • Average snowfall in December: 3mm

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 December
Vilarinho, Portugal

Average snowfall days in December - Vilarinho, Portugal
  • Average snowfall days in December: 0.5 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 December /
Average sunshine in December
Vilarinho, Portugal

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

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 December: 4.9h

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 December
Vilarinho, Portugal

Average sunshine days in December - Vilarinho, Portugal
  • Average sunshine days in December: 19.9 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 December
Vilarinho, Portugal

Average UV index in December - Vilarinho, Portugal
  • Average UV index in December: 2

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 December
Vilarinho, Portugal

Average cloud cover in December - Vilarinho, Portugal
  • Average cloud cover in December: 51

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 December
Vilarinho, Portugal

Average visibility in December - Vilarinho, Portugal
  • Average visibility in December: 7km

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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