December weather forecast
Goães, Portugal

December

Weather in December

The first month of the winter, December, is still a cool month in Goães, Portugal, with an average temperature fluctuating between 6.2°C (43.2°F) and 12.4°C (54.3°F).

Temperature

Goães observes a minor difference in average high-temperatures between November's 14.2°C (57.6°F) and December's 12.4°C (54.3°F). During the month of December, Goães experiences a steady low-temperature average of 6.2°C (43.2°F).

Humidity

In Goães, the average relative humidity in December is 84%.

Rainfall

In Goães, Portugal, during December, the rain falls for 13.8 days and regularly aggregates up to 142mm (5.59") of precipitation. In Goães, during the entire year, the rain falls for 150.5 days and collects up to 1002mm (39.45") of precipitation.

Daylight

The month with the shortest days is December, with an average of 9h and 12min of daylight.
On the first day of the month, sunrise is at 07:41 and sunset at 17:03. On the last day of December, in Goães, sunrise is at 08:00 and sunset at 17:12 WET.

Sunshine

In December, the average sunshine in Goães is 5.3h.

UV index

January through April, November and December, with an average maximum UV index of 3, are months with the lowest UV index in Goães. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the UV index of 3 transforms into the following advice:
Heed the precautions - It is counselled to guard against solar damage. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.

Frequently asked questions

What is the usual temperature for Goães in December?
In Goães, in December, the average high-temperature is 12.4°C (54.3°F), and the average low-temperature is 6.2°C (43.2°F). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 29°C (84.2°F).
What is the average humidity in December in Goães?
In December, the average relative humidity is 84%.
How many days does it rain in December in Goães?
In Goães, during December, the rain falls for 13.8 days and regularly aggregates up to 142mm (5.59") of precipitation.
What is the month with the shortest days in Goães?
The month with the shortest days in Goães is December, with an average of 9h and 12min of daylight.
What is the average length of the day in December in Goães?
In December, the average day length in Goães is 9h and 13min.
When is the sunrise / sunset in December in Goães?
In December, on the first day of the month, sunrise is at 07:41 and sunset at 17:03. On the last day of the month, sunrise is at 08:00 and sunset at 17:12 WET.
How many hours of sunshine does Goães have in December?
The average sunshine duration in December is 5.3h.
What are the months with the lowest UV index in Goães?
January through April, November and December, with an average maximum UV index of 3, are months with the lowest UV index.
How high is the UV index in December in Goães?
In Goães, Portugal, the average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a medium hazard to health from unsafe exposure to Sun's UV rays.
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 - Goães, Portugal
Average temperature in December
Goães, Portugal
  • Average high temperature in December: 12.4°C

The warmest month (with the highest average high temperature) is August (27.6°C).
The month with the lowest average high temperature is January (11.8°C).

  • Average low temperature in December: 6.2°C

The month with the highest average low temperature is August (14.4°C).
The coldest month (with the lowest average low temperature) is February (4.7°C).

Average pressure in December - Goães, Portugal
Average pressure in December
Goães, Portugal
  • Average pressure in December: 1022.4mbar

The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

Average wind speed in December - Goães, Portugal
Average wind speed in December
Goães, Portugal
  • Average wind speed in December: 7.8km/h

The windiest months (with the highest average wind speed) are February and March (8.2km/h).
The calmest month (with the lowest average wind speed) is September (6.5km/h).

Average humidity in December - Goães, Portugal
Average humidity in December
Goães, Portugal
  • Average humidity in December: 84%

The month with the highest relative humidity is January (86%).
The month with the lowest relative humidity is August (65%).

Average rainfall in December - Goães, Portugal
Average rainfall in December
Goães, Portugal
  • Average rainfall in December: 142mm

The wettest month (with the highest rainfall) is November (146mm).
The driest month (with the least rainfall) is July (12mm).

Average rainfall days in December - Goães, Portugal
Average rainfall days in December
Goães, Portugal
  • Average rainfall days in December: 13.8 days

The month with the highest number of rainy days is January (17.3 days).
The month with the least rainy days is August (5.4 days).

Average daylight in December / Average sunshine in December - Goães, Portugal
Average daylight in December /
Average sunshine in December
Goães, Portugal
  • Average daylight in December: 9h and 1min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 5h and 2min

The month with the most sunshine is July (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 36min).

Average sunshine days in December - Goães, Portugal
Average sunshine days in December
Goães, Portugal
  • Average sunshine days in December: 15.4 days

The month with the most sunshine days is August (23.8 days).
The month with the least sunshine days is April (10.5 days).

Average UV index in December - Goães, Portugal
Average UV index in December
Goães, Portugal
  • Average UV index in December: 3

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

Average cloud cover in December - Goães, Portugal
Average cloud cover in December
Goães, Portugal
  • Average cloud cover in December: 46

The month with the most cloud cover is January (Cloud cover 52).
The month with the least cloud cover is August (Cloud cover 23).

Average visibility in December - Goães, Portugal
Average visibility in December
Goães, Portugal
  • Average visibility in December: 8km

The month with the highest visibility is September (9km).
The month with the lowest visibility is January (7km).

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