Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
December
Weather in December
Temperature
The shift from November to December is characterized by an average high-temperature of a still refreshing 13.6°C (56.5°F), not significantly different from the 15.3°C (59.5°F) of November. Recording a slight drop from the daily maximum, Aldoar notes an average low temperature of 8.8°C (47.8°F) in the month of December.Humidity
In December, the average relative humidity in Aldoar is 79%.Rainfall
In Aldoar, Portugal, in December, during 13.8 rainfall days, 113mm (4.45") of precipitation is typically accumulated. Throughout the year, in Aldoar, there are 137 rainfall days, and 815mm (32.09") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:41 and sunset at 17:06. On the last day of December, in Aldoar, sunrise is at 07:59 and sunset at 17:15 WET.
Sunshine
In Aldoar, the average sunshine in December is 5.5h.UV index
The months with the lowest UV index in Aldoar are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, an average UV index of 3 transforms into the following instructions:
Heed the precautions - Protecting the skin and eyes from damage is compulsory. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures in Aldoar?
What is the average humidity in December in Aldoar?
How many days does it rain in December in Aldoar?
What is the month with the shortest days in Aldoar?
How many hours of daylight does Aldoar have in December?
When is the sunrise / sunset in December in Aldoar?
How long on average sun shines in December in Aldoar?
When is the lowest UV index in Aldoar?
How high is the UV index in December in Aldoar?
Average temperature in December
Aldoar, Portugal
- Average high temperature in December: 13.6°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in December: 8.8°C
The months with the highest average low temperature are July and August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7.6°C).
Average pressure in December
Aldoar, Portugal
- Average pressure in December: 1022.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Aldoar, Portugal
- Average wind speed in December: 11.9km/h
The windiest month (with the highest average wind speed) is February (12.8km/h).
The calmest month (with the lowest average wind speed) is September (9.6km/h).
Average humidity in December
Aldoar, Portugal
- Average humidity in December: 79%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is September (68%).
Average rainfall in December
Aldoar, Portugal
- Average rainfall in December: 113mm
The wettest month (with the highest rainfall) is November (126mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in December
Aldoar, Portugal
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is November (16.1 days).
The month with the least rainy days is August (4.7 days).
Average daylight in December /
Average sunshine in December
Aldoar, Portugal
- Average daylight in December: 9h and 2min
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 18min).
- Average sunshine in December: 5h and 3min
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
Aldoar, Portugal
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is November (11.9 days).
Average UV index in December
Aldoar, Portugal
- Average UV index in December: 3
The month with the highest UV index is August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Aldoar, 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 18).
Average visibility in December
Aldoar, Portugal
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
