December weather forecast
Caturela, Portugal

December

Weather in December

The first month of the winter, December, is also a moderate month in Caturela, Portugal, with temperature in the range of an average low of 9.6°C (49.3°F) and an average high of 14°C (57.2°F).

Temperature

As Caturela welcomes December, the average high-temperature records at a still moderate 14°C (57.2°F), marking an insignificant deviation from the prior month. December nights anticipate an average temperature of 9.6°C (49.3°F), a modest decline from the daytime.

Humidity

In December, the average relative humidity is 79%.

Rainfall

In December, the rain falls for 13.5 days. Throughout December, 106mm (4.17") of precipitation is accumulated. Throughout the year, there are 130.4 rainfall days, and 762mm (30") of precipitation is accumulated.

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 07:42 and sunset at 17:06. On the last day of December, sunrise is at 08:01 and sunset at 17:15 WET.

Sunshine

In Caturela, the average sunshine in December is 5.4h.

UV index

January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: In December, the maximum UV index of 3 suggests this advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.

Frequently asked questions

What is the temperature in December?
An average high-temperature, in December, in Caturela, is 14°C (57.2°F) and the average low-temperature is 9.6°C (49.3°F).
What is the average humidity in December in Caturela?
In December, the average relative humidity is 79%.
How much does it rain in December?
In Caturela, in December, it is raining for 13.5 days, with typically 106mm (4.17") of accumulated precipitation.
What is the month with the shortest days?
The month with the shortest days is December, with an average of 9h and 12min of daylight.
What is the average length of the day in December?
In Caturela, Portugal, the average day length in December is 9h and 14min.
What time are sunrise and sunset in December?
On the first day of December, sunrise is at 07:42 and sunset at 17:06. On the last day of the month, sunrise is at 08:01 and sunset at 17:15 WET.
How long on average sun shines in December?
In Caturela, the average sunshine duration in December is 5.4h.
When is the lowest UV index?
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.
How high is the UV index in December?
In December, the average daily maximum UV index is 3. A UV Index estimate of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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 - Caturela, Portugal
Average temperature in December
Caturela, Portugal
  • Average high temperature in December: 14°C

The warmest month (with the highest average high temperature) is August (23.5°C).
The month with the lowest average high temperature is January (12.8°C).

  • Average low temperature in December: 9.6°C

The month with the highest average low temperature is August (16.6°C).
The coldest month (with the lowest average low temperature) is February (8.5°C).

Average pressure in December - Caturela, Portugal
Average pressure in December
Caturela, Portugal
  • Average pressure in December: 1022.3mbar

The month with the highest atmospheric pressure is December (1022.3mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).

Average wind speed in December - Caturela, Portugal
Average wind speed in December
Caturela, Portugal
  • Average wind speed in December: 14.5km/h

The windiest month (with the highest average wind speed) is February (15.5km/h).
The calmest month (with the lowest average wind speed) is September (11.7km/h).

Average humidity in December - Caturela, Portugal
Average humidity in December
Caturela, Portugal
  • Average humidity in December: 79%

The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is September (72%).

Average rainfall in December - Caturela, Portugal
Average rainfall in December
Caturela, Portugal
  • Average rainfall in December: 106mm

The wettest month (with the highest rainfall) is November (121mm).
The driest month (with the least rainfall) is July (7mm).

Average rainfall days in December - Caturela, Portugal
Average rainfall days in December
Caturela, Portugal
  • Average rainfall days in December: 13.5 days

The month with the highest number of rainy days is November (16.4 days).
The month with the least rainy days is August (4.3 days).

Average daylight in December / Average sunshine in December - Caturela, Portugal
Average daylight in December /
Average sunshine in December
Caturela, 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 18min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).

Average sunshine days in December - Caturela, Portugal
Average sunshine days in December
Caturela, Portugal
  • Average sunshine days in December: 16.2 days

The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is November (12.5 days).

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

The months with the highest UV index are May, June, July, August and September (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in December - Caturela, Portugal
Average cloud cover in December
Caturela, Portugal
  • Average cloud cover in December: 41

The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 17).

Average visibility in December - Caturela, Portugal
Average visibility in December
Caturela, Portugal
  • Average visibility in December: 10km

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

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