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
Weather in December
Temperature
During December, Alcobertas observes a subtle ascent to a moderate 14.5°C (58.1°F) from November's 16.4°C (61.5°F) in the average high-temperature. The month of December records an average low-temperature of 8.8°C (47.8°F).Humidity
The average relative humidity in December is 78%.Rainfall
In Alcobertas, during December, the rain falls for 9.4 days and regularly aggregates up to 47mm (1.85") of precipitation. Throughout the year, there are 103.6 rainfall days, and 373mm (14.69") of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 07:37 and sunset at 17:12. On the last day of December, in Alcobertas, sunrise is at 07:55 and sunset at 17:22 WET.
Sunshine
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 medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.Note: A maximum UV index of 3 in December translates into the following recommendations:
Adopt protective measures - Requirement to safeguard skin and eyes from harm exists. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. In the presence of strong sunlight, it's crucial to wear sunglasses that ward off UVA and UVB rays.
Frequently asked questions
What is the temperature in December in Alcobertas?
What is the average humidity in December in Alcobertas?
How many days does it rain in December in Alcobertas?
What is the month with the shortest days in Alcobertas?
How many hours of daylight does Alcobertas have in December?
When are sunrise and sunset in December in Alcobertas?
How long on average sun shines in December in Alcobertas?
When is the lowest UV index in Alcobertas?
How high is the UV index in December in Alcobertas?
Average temperature in December
Alcobertas, Portugal
- Average high temperature in December: 14.5°C
The warmest month (with the highest average high temperature) is August (26.3°C).
The month with the lowest average high temperature is January (13.7°C).
- Average low temperature in December: 8.8°C
The month with the highest average low temperature is August (16.1°C).
The coldest month (with the lowest average low temperature) is February (7.9°C).
Average pressure in December
Alcobertas, Portugal
- Average pressure in December: 1022.6mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Alcobertas, Portugal
- Average wind speed in December: 13.9km/h
The windiest month (with the highest average wind speed) is February (16km/h).
The calmest month (with the lowest average wind speed) is September (11.9km/h).
Average humidity in December
Alcobertas, Portugal
- Average humidity in December: 78%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is September (70%).
Average rainfall in December
Alcobertas, Portugal
- Average rainfall in December: 47mm
The wettest month (with the highest rainfall) is November (66mm).
The driest months (with the least rainfall) are July and August (3mm).
Average rainfall days in December
Alcobertas, Portugal
- Average rainfall days in December: 9.4 days
The month with the highest number of rainy days is November (13.4 days).
The month with the least rainy days is August (2.4 days).
Average daylight in December /
Average sunshine in December
Alcobertas, 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 2min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Alcobertas, Portugal
- Average sunshine days in December: 20.8 days
The month with the most sunshine days is August (27.9 days).
The month with the least sunshine days is November (15.7 days).
Average UV index in December
Alcobertas, 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
Alcobertas, Portugal
- Average cloud cover in December: 41
The month with the most cloud cover is January (Cloud cover 46).
The months with the least cloud cover are August and September (Cloud cover 24).
Average visibility in December
Alcobertas, Portugal
- Average visibility in December: 10km
The months with the highest visibility are February, June and December (10km).
The months with the lowest visibility are January, March, April, May, July, August, September, October and November (9km).
Alcobertas, Portugal
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