December weather forecast
Aldeia do Mato, Portugal

December

Weather in December

December, the first month of the winter in Aldeia do Mato, is still a refreshing month, with an average temperature fluctuating between 6.6°C (43.9°F) and 14.2°C (57.6°F).

Temperature

December's onset sees an average high-temperature of a mild 14.2°C (57.6°F), exhibiting a slight fluctuation from the previous month. Aldeia do Mato records an average nighttime low of 6.6°C (43.9°F) in December.

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Aldeia do Mato, during December, the rain falls for 8.3 days and regularly aggregates up to 42mm (1.65") of precipitation. Throughout the year, there are 85.1 rainfall days, and 280mm (11.02") of precipitation is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 07:34 and sunset at 17:09. On the last day of December, in Aldeia do Mato, Portugal, sunrise is at 07:53 and sunset at 17:19 WET.

Sunshine

In December, the average sunshine is 5.7h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Aldeia do Mato. A UV Index value of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 3 during December leads to these advisories:
Undertake precautions - It is suggested to shield oneself from sunburn. The midday Sun can be dangerous due to its intense radiation; always find shade and reduce exposure. Stay sun-safe with clothing that is both closely woven and worn loosely.

Frequently asked questions

What is the average December temperature in Aldeia do Mato?
In Aldeia do Mato, 14.2°C (57.6°F) is the average high-temperature and 6.6°C (43.9°F) is the average low-temperature during December. In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 31°C (87.8°F).
What is the average humidity in December in Aldeia do Mato?
The average relative humidity in December in Aldeia do Mato is 78%.
How many days does it rain in December in Aldeia do Mato?
In Aldeia do Mato, Portugal, in December, it is raining for 8.3 days, with typically 42mm (1.65") of accumulated precipitation.
What is the month with the shortest days in Aldeia do Mato?
The month with the shortest days in Aldeia do Mato is December, with an average of 9h and 24min of daylight.
What is the average length of the day in December in Aldeia do Mato?
In Aldeia do Mato, Portugal, the average day length in December is 9h and 26min.
When is the sunrise / sunset in December in Aldeia do Mato?
In December, on the first day of the month, sunrise is at 07:34 and sunset at 17:09. On the last day of the month, in Aldeia do Mato, Portugal, sunrise is at 07:53 and sunset at 17:19 WET.
How long on average sun shines in December in Aldeia do Mato?
The average sunshine duration in December in Aldeia do Mato, Portugal, is 5.7h.
What is the month with the lowest UV index in Aldeia do Mato?
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Aldeia do Mato, Portugal.
How high is the UV index in December in Aldeia do Mato?
The average daily maximum UV index in December in Aldeia do Mato, Portugal, is 3. A UV Index estimate of 3 to 5 represents a medium health risk from unprotected exposure to UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Aldeia do Mato, Portugal
Average temperature in December
Aldeia do Mato, Portugal
  • Average high temperature in December: 14.2°C

The warmest month (with the highest average high temperature) is August (32.7°C).
The month with the lowest average high temperature is January (13.3°C).

  • Average low temperature in December: 6.6°C

The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).

Average pressure in December - Aldeia do Mato, Portugal
Average pressure in December
Aldeia do Mato, 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).

Average wind speed in December - Aldeia do Mato, Portugal
Average wind speed in December
Aldeia do Mato, Portugal
  • Average wind speed in December: 10.7km/h

The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).

Average humidity in December - Aldeia do Mato, Portugal
Average humidity in December
Aldeia do Mato, Portugal
  • Average humidity in December: 78%

The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (55%).

Average rainfall in December - Aldeia do Mato, Portugal
Average rainfall in December
Aldeia do Mato, Portugal
  • Average rainfall in December: 42mm

The wettest month (with the highest rainfall) is November (50mm).
The driest months (with the least rainfall) are July and August (3mm).

Average rainfall days in December - Aldeia do Mato, Portugal
Average rainfall days in December
Aldeia do Mato, Portugal
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is November (11.2 days).
The month with the least rainy days is August (1.6 days).

Average daylight in December / Average sunshine in December - Aldeia do Mato, Portugal
Average daylight in December /
Average sunshine in December
Aldeia do Mato, Portugal
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 5h and 4min

The month with the most sunshine is July (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in December - Aldeia do Mato, Portugal
Average sunshine days in December
Aldeia do Mato, Portugal
  • Average sunshine days in December: 21.6 days

The months with the most sunshine days are July and August (28.7 days).
The month with the least sunshine days is November (17.9 days).

Average UV index in December - Aldeia do Mato, Portugal
Average UV index in December
Aldeia do Mato, Portugal
  • Average UV index in December: 3

The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December - Aldeia do Mato, Portugal
Average cloud cover in December
Aldeia do Mato, Portugal
  • Average cloud cover in December: 38

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 12).

Average visibility in December - Aldeia do Mato, Portugal
Average visibility in December
Aldeia do Mato, Portugal
  • Average visibility in December: 9km

The month with the highest visibility is June (10km).
The month with the lowest visibility is January (8km).

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