December weather forecast and climate
Vale de Açores, Portugal

Weather in December

December, the first month of the winter, in Vale de Açores, is also a fresh month, with temperature in the range of an average low of 5.6°C (42.1°F) and an average high of 12.8°C (55°F).

Temperature

In Vale de Açores, the average high-temperature is relatively the same as in November - a fresh 12.8°C (55°F). In Vale de Açores, the average low-temperature is 5.6°C (42.1°F).

Humidity

The average relative humidity is 81%.

Rainfall

In Vale de Açores, in December, during 11.6 rainfall days, 89mm (3.5") of precipitation is typically accumulated. Throughout the year, there are 127.4 rainfall days, and 613mm (24.13") of precipitation is accumulated.

Snowfall

In Vale de Açores snow does not fall in May through October and December.

Daylight

December has the shortest days of the year, with an average of 9.3h of daylight.

Sunshine

The average sunshine in December is 5.6h.

UV index

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium health hazard from the exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 3 transform into the following instructions:
Take precautions - Protection against the skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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 December in Vale de Açores?

In December, the average high-temperature is 12.8°C (55°F), and the average low-temperature is 5.6°C (42.1°F).

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

In Vale de Açores, the average relative humidity in December is 81%.

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

In Vale de Açores, Portugal, in December, during 11.6 rainfall days, 89mm (3.5") of precipitation is typically accumulated.

Does it snow in Vale de Açores in December?

In December, it doesn't snow. November is the latest month when it typically snows.

When it does not snow in Vale de Açores?

In Vale de Açores snow does not fall in May through October and December.

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

With an average of 9.3h of daylight, December has the shortest days of the year in Vale de Açores.

What is the average length of the day in December in Vale de Açores?

In Vale de Açores, Portugal, the average length of the day in December is 9.3h.

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

In December, the average sunshine in Vale de Açores is 5.6h.

How high is the UV index in December in Vale de Açores?

In Vale de Açores, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium health risk from the exposure to the Sun's UV rays.

Average temperature in December
Vale de Açores, Portugal

Average temperature in December - Vale de Açores, Portugal
  • Average high temperature in December: 12.8°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (12°C).

  • Average low temperature in December: 5.6°C

The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (4.3°C).

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Average pressure in December
Vale de Açores, Portugal

Average pressure in December - Vale de Açores, 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
Vale de Açores, Portugal

Average wind speed in December - Vale de Açores, Portugal
  • Average wind speed in December: 8.4km/h

The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is September (6.9km/h).

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Average humidity in December
Vale de Açores, Portugal

Average humidity in December - Vale de Açores, Portugal
  • Average humidity in December: 81%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (62%).

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Average rainfall in December
Vale de Açores, Portugal

Average rainfall in December - Vale de Açores, Portugal
  • Average rainfall in December: 89mm

The wettest month (with the highest rainfall) is November (96mm).
The driest month (with the least rainfall) is July (6mm).

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Average rainfall days in December
Vale de Açores, Portugal

Average rainfall days in December - Vale de Açores, Portugal
  • Average rainfall days in December: 11.6 days

Months with the highest number of rainy days are January and April (14.7 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in December
Vale de Açores, Portugal

Average snowfall in December - Vale de Açores, Portugal
  • Average snowfall in December: 0mm

Months with the highest snowfall are January and March (2mm).
Months with the least snowfall are May, June, July, August, September, October and December (0mm).

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Average snowfall days in December
Vale de Açores, Portugal

Average snowfall days in December - Vale de Açores, Portugal
  • Average snowfall days in December: 0 days

Months with the highest number of snowfall days are January, February and March (0.3 days).
Months with the least snowfall days are May, June, July, August, September, October and December (0 days).

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Average daylight in December /
Average sunshine in December
Vale de Açores, Portugal

Average daylight in December / Average sunshine in December - Vale de Açores, Portugal
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5.6h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days in December
Vale de Açores, Portugal

Average sunshine days in December - Vale de Açores, Portugal
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is August (25 days).
The month with the least sunshine days is November (13.5 days).

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Average UV index in December
Vale de Açores, Portugal

Average UV index in December - Vale de Açores, Portugal
  • Average UV index in December: 3

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Vale de Açores, Portugal

Average cloud cover in December - Vale de Açores, Portugal
  • Average cloud cover in December: 41

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in December
Vale de Açores, Portugal

Average visibility in December - Vale de Açores, Portugal
  • Average visibility in December: 8km

Months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (7km).

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