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 sea temperature 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
Alhandra's weather, upon December's arrival, documents an average high-temperature of a moderate 15.3°C (59.5°F), nearly identical to the prior month. In December, Alhandra experiences an average nighttime temperature of 8.5°C (47.3°F).Humidity
In Alhandra, Portugal, the average relative humidity in December is 78%.Rainfall
In Alhandra, in December, it is raining for 9.5 days, with typically 39mm (1.54") of accumulated precipitation. In Alhandra, during the entire year, the rain falls for 97 days and collects up to 309mm (12.17") of precipitation.Sea temperature
In Alhandra, Portugal, the average seawater temperature in December is 16.6°C (61.9°F).Note: For most, swimming in 16.6°C (61.9°F) is not a pleasant activity. Breathing becomes increasingly challenging as water temperature descends from 21°C (69.8°F) to 15°C (59°F).
Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December, sunrise is at 07:36 and sunset at 17:14. On the last day of the month, sunrise is at 07:54 and sunset at 17:23 WET.
Sunshine
In Alhandra, the average sunshine in December is 5.6h.UV index
January, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: The daily maximum UV index of 3 in December interprets into the following advice:
Undertake precautions - It is suggested to shield oneself from sunburn. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Alhandra in December?
What is the average humidity in December in Alhandra?
How much does it rain in Alhandra in December?
How cold is the water in December in Alhandra?
What is the month with the shortest days in Alhandra?
How many hours of daylight does Alhandra have in December?
What time are sunrise and sunset in December in Alhandra?
How long on average sun shines in December in Alhandra?
When is the lowest UV index in Alhandra?
How high is the UV index in December in Alhandra?
Average temperature in December
Alhandra, Portugal
- Average high temperature in December: 15.3°C
The warmest month (with the highest average high temperature) is August (30.1°C).
The month with the lowest average high temperature is January (14.6°C).
- Average low temperature in December: 8.5°C
The month with the highest average low temperature is July (16.5°C).
The coldest month (with the lowest average low temperature) is February (7.7°C).
Average pressure in December
Alhandra, 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 (1015.6mbar).
Average wind speed in December
Alhandra, Portugal
- Average wind speed in December: 11.7km/h
The windiest month (with the highest average wind speed) is July (14.2km/h).
The calmest month (with the lowest average wind speed) is October (11km/h).
Average humidity in December
Alhandra, Portugal
- Average humidity in December: 78%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is August (64%).
Average rainfall in December
Alhandra, Portugal
- Average rainfall in December: 39mm
The wettest month (with the highest rainfall) is November (56mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in December
Alhandra, Portugal
- Average rainfall days in December: 9.5 days
The month with the highest number of rainy days is April (12.8 days).
The month with the least rainy days is July (2.2 days).
Average sea temperature in December
Alhandra, Portugal
- Average sea temperature in December: 16.6°C
The best month for swimming (with the highest average sea temperature) is September (19.9°C).
The coldest month (with the lowest average sea temperature) is March (15.1°C).
Average daylight in December /
Average sunshine in December
Alhandra, Portugal
- Average daylight in December: 9h and 3min
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 30min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in December
Alhandra, Portugal
- Average sunshine days in December: 20.2 days
The month with the most sunshine days is July (28.4 days).
The month with the least sunshine days is April (15.8 days).
Average UV index in December
Alhandra, Portugal
- Average UV index in December: 3
The months with the highest UV index are June, July, August and September (UV index 6).
The months with the lowest UV index are January, November and December (UV index 3).
Average cloud cover in December
Alhandra, Portugal
- Average cloud cover in December: 39
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is August (Cloud cover 18).
Average visibility in December
Alhandra, 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).
