December weather forecast
Chãs de Tavares, Portugal

December

Weather in December

The first month of the winter, December, is also a fresh month in Chãs de Tavares, Portugal, with an average temperature varying between 3.4°C (38.1°F) and 10.8°C (51.4°F).

Temperature

Chãs de Tavares's weather, upon December's arrival, documents an average high-temperature of a still fresh 10.8°C (51.4°F), nearly identical to the prior month. In Chãs de Tavares, the December nights cool down to an average low of 3.4°C (38.1°F).

Humidity

The average relative humidity in December is 82%.

Rainfall

December is the month with the most rainfall. Rain falls for 10.5 days and accumulates 83mm (3.27") of precipitation.

Snowfall

Months with snowfall are January through April, October through December. In December, it is snowing for 2.4 days. Throughout December, 43mm (1.69") of snow is accumulated. In Chãs de Tavares, Portugal, during the entire year, snow falls for 15.4 days and aggregates up to 244mm (9.61") of snow.

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 07:35 and sunset at 17:04. On the last day of the month, sunrise is at 07:53 and sunset at 17:13 WET.

Sunshine

In Chãs de Tavares, the average sunshine in December is 5.3h.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In December, a daily UV index of 2 turns into the following recommendations:
While most can endure approximately an hour in the sun without burning, children always require protection from sunlight. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Tightly woven clothing, when worn loosely, shields effectively against the Sun. Note well! The intensity of the Sun's UV rays can be nearly doubled by snow reflection.

Frequently asked questions

What is the average December temperature in Chãs de Tavares?
Chãs de Tavares in December has an average high-temperature of 10.8°C (51.4°F) and an average low-temperature of 3.4°C (38.1°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 31°C (87.8°F).
What is the average humidity in December?
In December, the average relative humidity is 82%.
What is the wettest month?
December is the month with the most rainfall. Rain falls for 10.5 days and accumulates 83mm (3.27") of precipitation.
How much does it rain in December?
In Chãs de Tavares, in December, during 10.5 rainfall days, 83mm (3.27") of precipitation is typically accumulated.
How many days does it snow in December in Chãs de Tavares?
In December, in Chãs de Tavares, it is snowing for 2.4 days. Throughout December, 43mm (1.69") of snow is accumulated.
What is the month with the shortest days?
December has the shortest days of the year, with an average of 9h and 18min of daylight.
How many hours of daylight does Chãs de Tavares have in December?
In Chãs de Tavares, the average day length in December is 9h and 19min.
What time are sunrise and sunset in December?
In December, on the first day of the month, sunrise is at 07:35 and sunset at 17:04. On the last day of the month, in Chãs de Tavares, sunrise is at 07:53 and sunset at 17:13 WET.
How long on average sun shines in December?
The average sunshine duration in December is 5.3h.
When is the lowest UV index?
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index.
How high is the UV index in December?
In December, the average daily maximum UV index is 2. A UV Index reading of 2, and below, represents a low health threat 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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Chãs de Tavares, Portugal
Average temperature in December
Chãs de Tavares, Portugal
  • Average high temperature in December: 10.8°C

The warmest month (with the highest average high temperature) is August (29.8°C).
The month with the lowest average high temperature is January (9.8°C).

  • Average low temperature in December: 3.4°C

The month with the highest average low temperature is August (14.2°C).
The coldest month (with the lowest average low temperature) is January (2.3°C).

Average pressure in December - Chãs de Tavares, Portugal
Average pressure in December
Chãs de Tavares, Portugal
  • Average pressure in December: 1023mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

Average wind speed in December - Chãs de Tavares, Portugal
Average wind speed in December
Chãs de Tavares, Portugal
  • Average wind speed in December: 10.2km/h

The windiest month (with the highest average wind speed) is February (11.5km/h).
The calmest month (with the lowest average wind speed) is September (8.2km/h).

Average humidity in December - Chãs de Tavares, Portugal
Average humidity in December
Chãs de Tavares, Portugal
  • Average humidity in December: 82%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (51%).

Average rainfall in December - Chãs de Tavares, Portugal
Average rainfall in December
Chãs de Tavares, Portugal
  • Average rainfall in December: 83mm

The wettest month (with the highest rainfall) is December (83mm).
The driest months (with the least rainfall) are July and August (7mm).

Average rainfall days in December - Chãs de Tavares, Portugal
Average rainfall days in December
Chãs de Tavares, Portugal
  • Average rainfall days in December: 10.5 days

The month with the highest number of rainy days is April (16.1 days).
The month with the least rainy days is August (2.5 days).

Average snowfall in December - Chãs de Tavares, Portugal
Average snowfall in December
Chãs de Tavares, Portugal
  • Average snowfall in December: 43mm

The month with the highest snowfall is January (62mm).
The months with the least snowfall are May, June, July, August and September (0mm).

Average snowfall days in December - Chãs de Tavares, Portugal
Average snowfall days in December
Chãs de Tavares, Portugal
  • Average snowfall days in December: 2.4 days

The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in December / Average sunshine in December - Chãs de Tavares, Portugal
Average daylight in December /
Average sunshine in December
Chãs de Tavares, Portugal
  • Average daylight in December: 9h and 2min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).

  • Average sunshine in December: 5h and 2min

The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 30min).

Average sunshine days in December - Chãs de Tavares, Portugal
Average sunshine days in December
Chãs de Tavares, Portugal
  • Average sunshine days in December: 18.6 days

The month with the most sunshine days is August (27.5 days).
The month with the least sunshine days is April (12.7 days).

Average UV index in December - Chãs de Tavares, Portugal
Average UV index in December
Chãs de Tavares, Portugal
  • Average UV index in December: 2

The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in December - Chãs de Tavares, Portugal
Average cloud cover in December
Chãs de Tavares, Portugal
  • Average cloud cover in December: 45

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 12).

Average visibility in December - Chãs de Tavares, Portugal
Average visibility in December
Chãs de Tavares, Portugal
  • Average visibility in December: 8km

The months with the highest visibility are July and August (10km).
The month with the lowest visibility is January (7km).

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