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
Weather in December
Temperature
As November turns into December, the average high-temperatures rest at a still mild 13°C (55.4°F), showing a minor variation from the prior month. Aguiã's temperature drops to an average low of 7.3°C (45.1°F) during the nights of December.Humidity
In December, the average relative humidity in Aguiã is 84%.Rainfall
In Aguiã, in December, it is raining for 14.2 days, with typically 137mm (5.39") of accumulated precipitation. In Aguiã, during the entire year, the rain falls for 145.4 days and collects up to 998mm (39.29") of precipitation.Sea temperature
In Aguiã, in December, the average water temperature is 17°C (62.6°F).Note: Most people do not find pleasure in swimming when the water temperature is 17°C (62.6°F). Breathing becomes increasingly difficult to manage as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).
Daylight
December has the shortest days of the year, with an average of 9h and 12min of daylight.On the first day of the month, sunrise is at 07:42 and sunset at 17:03. On the last day of December, in Aguiã, sunrise is at 08:01 and sunset at 17:12 WET.
Sunshine
The average sunshine in December in Aguiã is 5.2h.UV index
The months with the lowest UV index are January through April, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.Note: In December, a regular UV index of 3 translates into these guidelines:
Preventative actions are necessary - The mandate to avoid skin and eye damage is in place. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Frequently asked questions
What are the temperatures in Aguiã in December?
What is the average humidity in December in Aguiã?
How many days does it rain in December in Aguiã?
What is the sea water temperature in December in Aguiã?
What is the month with the shortest days in Aguiã?
How many hours of daylight does Aguiã have in December?
When are sunrise and sunset in December in Aguiã?
How long on average sun shines in December in Aguiã?
What is the month with the lowest UV index in Aguiã?
What is the UV index intensity in December in Aguiã?
Average temperature in December
Aguiã, Portugal
- Average high temperature in December: 13°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 (11.8°C).
- Average low temperature in December: 7.3°C
The months with the highest average low temperature are July and August (14.4°C).
The coldest month (with the lowest average low temperature) is February (5.8°C).
Average pressure in December
Aguiã, 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
Aguiã, Portugal
- Average wind speed in December: 9.6km/h
The windiest month (with the highest average wind speed) is February (10.3km/h).
The calmest month (with the lowest average wind speed) is September (7.8km/h).
Average humidity in December
Aguiã, Portugal
- Average humidity in December: 84%
The month with the highest relative humidity is January (86%).
The months with the lowest relative humidity are August and September (69%).
Average rainfall in December
Aguiã, Portugal
- Average rainfall in December: 137mm
The wettest month (with the highest rainfall) is November (154mm).
The driest month (with the least rainfall) is July (11mm).
Average rainfall days in December
Aguiã, Portugal
- Average rainfall days in December: 14.2 days
The month with the highest number of rainy days is November (17.2 days).
The month with the least rainy days is August (5.4 days).
Average sea temperature in December
Aguiã, Portugal
- Average sea temperature in December: 17°C
The best months for swimming (with the highest average sea temperature) are August and September (21°C).
The coldest month (with the lowest average sea temperature) is February (15°C).
Average daylight in December /
Average sunshine in December
Aguiã, Portugal
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 12min).
The month with the shortest days is December (Average daylight: 9h and 12min).
- Average sunshine in December: 5h and 1min
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 42min).
Average sunshine days in December
Aguiã, Portugal
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is November (11.7 days).
Average UV index in December
Aguiã, 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, March, April, November and December (UV index 3).
Average cloud cover in December
Aguiã, Portugal
- Average cloud cover in December: 44
The month with the most cloud cover is January (Cloud cover 49).
The month with the least cloud cover is July (Cloud cover 21).
Average visibility in December
Aguiã, Portugal
- Average visibility in December: 9km
The months with the highest visibility are February, March, April, May, June, July, August, September, October, November and December (9km).
The month with the lowest visibility is January (8km).
Aguiã, Portugal
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