Weather in December
The first month of the winter, December, is still a refreshing month in Angra do Heroísmo, Portugal, with an average temperature varying between 17°C (62.6°F) and 12.7°C (54.9°F).
Note: Swimming in water with a temperature of 16.9°C (62.4°F) is not a pleasurable experience for the majority. As the temperature falls below 21°C (69.8°F), it becomes increasingly hard to control one's breathing.
On the first day of December, sunrise is at 07:48 and sunset at 17:27. On the last day of the month, sunrise is at 08:06 and sunset at 17:37 -01.
Note: The average daily UV index of 2 in December transforms into the following instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
[Resources]Temperature
The advent of December denotes an average high-temperature of a still enjoyable 17°C (62.6°F), subtly different from November's 18.7°C (65.7°F). Angra do Heroísmo maintains an average of approximately a cool 12.7°C (54.9°F) during December nights, with only a minimal decrease from the daytime temperature.Rainfall
The month with the most rainfall in Angra do Heroísmo is December, when the rain falls for 19.9 days and typically aggregates up to 155mm (6.1") of precipitation.Sea temperature
In Angra do Heroísmo, in December, the average water temperature is 16.9°C (62.4°F).Note: Swimming in water with a temperature of 16.9°C (62.4°F) is not a pleasurable experience for the majority. As the temperature falls below 21°C (69.8°F), it becomes increasingly hard to control one's breathing.
Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year in Angra do Heroísmo.On the first day of December, sunrise is at 07:48 and sunset at 17:27. On the last day of the month, sunrise is at 08:06 and sunset at 17:37 -01.
Sunshine
The months with the least sunshine in Angra do Heroísmo are January, February, November and December, with an average of 3h of sunshine.UV index
January and December, with an average maximum UV index of 2, are months with the lowest UV index in Angra do Heroísmo. A UV Index estimate of 2, and below, represents a minimal health hazard from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 2 in December transforms into the following instructions:
Protection from prolonged sun exposure is necessary for babies, children, and individuals with sensitive skin. Minimize direct exposure to the Sun during midday when its radiation is at its peak. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Frequently asked questions
What is the average December temperature in Angra do Heroísmo?
The average high-temperature and low-temperature during December are 17°C (62.6°F) and 12.7°C (54.9°F) respectively.
What is the wettest month in Angra do Heroísmo?
December is the month with the most rainfall in Angra do Heroísmo. Rain falls for 19.9 days and accumulates 155mm (6.1") of precipitation.
How much does it rain in Angra do Heroísmo in December?
In Angra do Heroísmo, in December, it is raining for 19.9 days, with typically 155mm (6.1") of accumulated precipitation.
What is the sea water temperature in December in Angra do Heroísmo?
In Angra do Heroísmo, Portugal, the average seawater temperature in December is 16.9°C (62.4°F). Swimming in 16.9°C (62.4°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).
What is the month with the shortest days in Angra do Heroísmo?
The month with the shortest days is December, with an average of 9h and 30min of daylight.
How many hours of daylight does Angra do Heroísmo have in December?
In Angra do Heroísmo, Portugal, the average day length in December is 9h and 31min.
What time are sunrise and sunset in December in Angra do Heroísmo?
In December, on the first day of the month, sunrise is at 07:48 and sunset at 17:27. On the last day of the month, in Angra do Heroísmo, sunrise is at 08:06 and sunset at 17:37 -01.
What is the month with the least sunshine in Angra do Heroísmo?
January, February, November and December, with an average of 3h of sunshine, are months with the least sunshine.
How many hours of sunshine does Angra do Heroísmo have in December?
In Angra do Heroísmo, the average sunshine duration in December is 3h.
When is the lowest UV index in Angra do Heroísmo?
The months with the lowest UV index in Angra do Heroísmo are January and December, with an average maximum UV index of 2.
How high is the UV index in December in Angra do Heroísmo?
In Angra do Heroísmo, the average daily maximum UV index in December is 2. A UV Index reading of 2, and below, represents a low health threat from unsafe exposure to Sun's UV rays.
Average temperature in December
Angra do Heroísmo, Portugal
- Average high temperature in December: 17°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is February (16.1°C).
- Average low temperature in December: 12.7°C
The month with the highest average low temperature is August (19.1°C).
The coldest month (with the lowest average low temperature) is February (11.5°C).
Average rainfall in December
Angra do Heroísmo, Portugal
- Average rainfall in December: 155.1mm
The wettest month (with the highest rainfall) is December (155.1mm).
The driest month (with the least rainfall) is July (29.1mm).
Average rainfall days in December
Angra do Heroísmo, Portugal
- Average rainfall days in December: 19.9 days
The month with the highest number of rainy days is December (19.9 days).
The month with the least rainy days is July (10.6 days).
Average sea temperature in December
Angra do Heroísmo, Portugal
- Average sea temperature in December: 16.9°C
The best month for swimming (with the highest average sea temperature) is August (23.8°C).
The coldest months (with the lowest average sea temperature) are February and March (15.7°C).
Average daylight in December /
Average sunshine in December
Angra do Heroísmo, Portugal
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 3h
The month with the most sunshine is August (Average sunshine: 8h).
The months with the least sunshine are January, February, November and December (Average sunshine: 3h).
Average UV index in December
Angra do Heroísmo, Portugal
- Average UV index in December: 2
The months with the highest UV index are June and July (UV index 9).
The months with the lowest UV index are January and December (UV index 2).
Angra do Heroísmo, Portugal
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