December weather forecast and climate
Vale Vazão, Portugal

Weather in December

The first month of the winter, December, is also a moderate month in Vale Vazão, Portugal, with average temperature varying between 14.5°C (58.1°F) and 8.8°C (47.8°F).

Temperature

In December, the average high-temperature is essentially the same as in November - a mild 14.5°C (58.1°F). In Vale Vazão, Portugal, in December, the average low-temperature is 8.8°C (47.8°F).

Humidity

In December, the average relative humidity in Vale Vazão is 78%.

Rainfall

In Vale Vazão, during December, the rain falls for 9.4 days and regularly aggregates up to 47mm (1.85") of precipitation. In Vale Vazão, during the entire year, the rain falls for 103.3 days and collects up to 370mm (14.57") of precipitation.

Daylight

The month with the shortest days in Vale Vazão is December, with an average of 9.4h of daylight.

Sunshine

In Vale Vazão, the average sunshine is 5.4h.

UV index

Months with the lowest UV index in Vale Vazão, Portugal, are January, February, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 3 translate into the following recommendations:
Take precautions - Protection against sunburn is recommended. 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.
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FAQ

What is the temperature in December in Vale Vazão?

In December, in Vale Vazão, the average high-temperature is 14.5°C (58.1°F), and the average low-temperature is 8.8°C (47.8°F).

What is the average humidity in December in Vale Vazão?

In Vale Vazão, Portugal, the average relative humidity in December is 78%.

How many days does it rain in December in Vale Vazão?

In December, in Vale Vazão, Portugal, the rain falls for 9.4 days. Throughout December, 47mm (1.85") of precipitation is accumulated.

What is the month with the shortest days in Vale Vazão?

With an average of 9.4h of daylight, December has the shortest days of the year in Vale Vazão, Portugal.

How many hours of daylight does Vale Vazão have in December?

In Vale Vazão, the average length of the day in December is 9.4h.

How long on average sun shines in December in Vale Vazão?

In December, the average sunshine is 5.4h.

What are the months with the lowest UV index in Vale Vazão?

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Vale Vazão, Portugal.

What is the UV index intensity in December in Vale Vazão?

In Vale Vazão, Portugal, the average daily maximum UV index in December is 3. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV rays.

Average temperature in December
Vale Vazão, Portugal

Average temperature in December - Vale Vazão, Portugal
  • Average high temperature in December: 14.5°C

The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (13.7°C).

  • Average low temperature in December: 8.8°C

The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (7.9°C).

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Average pressure in December
Vale Vazão, Portugal

Average pressure in December - Vale Vazão, Portugal
  • Average pressure in December: 1022.6mbar

The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).

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Average wind speed in December
Vale Vazão, Portugal

Average wind speed in December - Vale Vazão, Portugal
  • Average wind speed in December: 13.9km/h

The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is September (11.9km/h).

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Average humidity in December
Vale Vazão, Portugal

Average humidity in December - Vale Vazão, Portugal
  • Average humidity in December: 78%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is September (70%).

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Average rainfall in December
Vale Vazão, Portugal

Average rainfall in December - Vale Vazão, Portugal
  • Average rainfall in December: 47mm

The wettest month (with the highest rainfall) is November (66mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in December
Vale Vazão, Portugal

Average rainfall days in December - Vale Vazão, Portugal
  • Average rainfall days in December: 9.4 days

The month with the highest number of rainy days is November (13.4 days).
The month with the least rainy days is August (2.4 days).

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Average daylight in December /
Average sunshine in December
Vale Vazão, Portugal

Average daylight in December / Average sunshine in December - Vale Vazão, Portugal
  • Average daylight in December: 9.4h

The month with the longest days is June (Average daylight: 14.9h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in December: 5.4h

The month with the most sunshine is July (Average sunshine: 10.6h).
The month with the least sunshine is January (Average sunshine: 4.9h).

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Average sunshine days in December
Vale Vazão, Portugal

Average sunshine days in December - Vale Vazão, Portugal
  • Average sunshine days in December: 20.8 days

The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is November (15.7 days).

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Average UV index in December
Vale Vazão, Portugal

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

The month with the highest UV index is August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

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Average cloud cover in December
Vale Vazão, Portugal

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

The month with the most cloud cover is January (Cloud cover 46).
Months with the least cloud cover are August and September (Cloud cover 24).

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Average visibility in December
Vale Vazão, Portugal

Average visibility in December - Vale Vazão, Portugal
  • Average visibility in December: 10km

Months with the highest visibility are February, June and December (10km).
Months with the lowest visibility are January, March, April, May, July, August, September, October and November (9km).

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