December weather forecast and climate
Vale de Algoso, Portugal

Weather in December

The first month of the winter, December, is still a chilly month in Vale de Algoso, Portugal, with average temperature fluctuating between 2.8°C (37°F) and 9.7°C (49.5°F).

Temperature

In December, the average high-temperature is relatively the same as in November - a frosty 9.7°C (49.5°F). In Vale de Algoso, Portugal, in December, the average low-temperature is 2.8°C (37°F).

Humidity

In December, the average relative humidity in Vale de Algoso is 82%.

Rainfall

In Vale de Algoso, during 10.5 rainfall days, 49mm (1.93") of precipitation is typically accumulated. Throughout the year, there are 120.8 rainfall days, and 376mm (14.8") of precipitation is accumulated.

Snowfall

Months with snowfall in Vale de Algoso are January through March, November and December. In Vale de Algoso, during 0.5 snowfall days, 9mm (0.35") of snow is typically accumulated. In Vale de Algoso, during the entire year, snow falls for 3.6 days, and aggregates up to 30mm (1.18") of snow.

Daylight

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

Sunshine

In December, the average sunshine is 5.2h.

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 of 2, and less, symbolizes a minimal health hazard from the exposure to the Sun's UV rays for the average person.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. 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 Vale de Algoso?

In Vale de Algoso, in December, the average high-temperature is 9.7°C (49.5°F), and the average low-temperature is 2.8°C (37°F).

What is the average humidity in December in Vale de Algoso?

In December, the average relative humidity in Vale de Algoso, Portugal, is 82%.

How many days does it rain in December in Vale de Algoso?

In Vale de Algoso, in December, it is raining for 10.5 days, with typically 49mm (1.93") of accumulated precipitation.

How much does it snow in Vale de Algoso in December?

In Vale de Algoso, Portugal, in December, snow falls for 0.5 days, with typically accumulated 9mm (0.35") of snow.

What is the month with the shortest days in Vale de Algoso?

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

How many hours of daylight does Vale de Algoso have in December?

The average length of the day in December is 9.2h.

How many hours of sunshine does Vale de Algoso have in December?

In December, the average sunshine in Vale de Algoso, Portugal, is 5.2h.

What are the months with the lowest UV index in Vale de Algoso?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Vale de Algoso.

What is the UV index reading in December in Vale de Algoso?

The average daily maximum UV index in December in Vale de Algoso, Portugal, is 2. A UV Index value of 2, and less, symbolizes a low health risk from the exposure to the Sun's UV rays.

Average temperature in December
Vale de Algoso, Portugal

Average temperature in December - Vale de Algoso, Portugal
  • Average high temperature in December: 9.7°C

The warmest month (with the highest average high temperature) is August (29.5°C).
The month with the lowest average high temperature is January (8.9°C).

  • Average low temperature in December: 2.8°C

The month with the highest average low temperature is July (15.3°C).
The coldest month (with the lowest average low temperature) is January (1.9°C).

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Average pressure in December
Vale de Algoso, Portugal

Average pressure in December - Vale de Algoso, Portugal
  • Average pressure in December: 1023.1mbar

The month with the highest atmospheric pressure is December (1023.1mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in December
Vale de Algoso, Portugal

Average wind speed in December - Vale de Algoso, Portugal
  • Average wind speed in December: 10.3km/h

The windiest month (with the highest average wind speed) is March (13.2km/h).
The calmest month (with the lowest average wind speed) is September (10km/h).

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Average humidity in December
Vale de Algoso, Portugal

Average humidity in December - Vale de Algoso, Portugal
  • Average humidity in December: 82%

The month with the highest relative humidity is January (83%).
The month with the lowest relative humidity is August (47%).

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Average rainfall in December
Vale de Algoso, Portugal

Average rainfall in December - Vale de Algoso, Portugal
  • Average rainfall in December: 49mm

The wettest month (with the highest rainfall) is November (54mm).
The driest month (with the least rainfall) is August (7mm).

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Average rainfall days in December
Vale de Algoso, Portugal

Average rainfall days in December - Vale de Algoso, Portugal
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is April (16.6 days).
The month with the least rainy days is August (2.9 days).

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Average snowfall in December
Vale de Algoso, Portugal

Average snowfall in December - Vale de Algoso, Portugal
  • Average snowfall in December: 9mm

The month with the highest snowfall is February (13mm).
Months with the least snowfall are April, May, June, July, August, September and October (0mm).

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Average snowfall days in December
Vale de Algoso, Portugal

Average snowfall days in December - Vale de Algoso, Portugal
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1.4 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
Vale de Algoso, Portugal

Average daylight in December / Average sunshine in December - Vale de Algoso, 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: 5.2h

The month with the most sunshine is July (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 4.9h).

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Average sunshine days in December
Vale de Algoso, Portugal

Average sunshine days in December - Vale de Algoso, Portugal
  • Average sunshine days in December: 18.8 days

The month with the most sunshine days is August (26.1 days).
The month with the least sunshine days is April (12 days).

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Average UV index in December
Vale de Algoso, Portugal

Average UV index in December - Vale de Algoso, Portugal
  • Average UV index in December: 2

Months with the highest UV index are June, 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
Vale de Algoso, Portugal

Average cloud cover in December - Vale de Algoso, Portugal
  • Average cloud cover in December: 44

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 11).

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Average visibility in December
Vale de Algoso, Portugal

Average visibility in December - Vale de Algoso, Portugal
  • Average visibility in December: 9km

Months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).

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