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
The arrival of December marks a slight shift to an average high-temperature of a refreshing 18.7°C (65.7°F) from November's 20°C (68°F). Campanário, during December nights, experiences a subtle shift to a low average of 17.5°C (63.5°F) from the day's heat.Humidity
In Campanário, Portugal, the average relative humidity in December is 74%.Rainfall
In Campanário, in December, it is raining for 13.4 days, with typically 27mm (1.06") of accumulated precipitation. In Campanário, Portugal, during the entire year, the rain falls for 116.4 days and collects up to 232mm (9.13") of precipitation.Sea temperature
In Campanário, in December, the average water temperature is 19.9°C (67.8°F).Note: Swimming becomes less enjoyable for most at a surface water temperature of 19.9°C (67.8°F). As the temperature decreases below 21°C (69.8°F), breathing becomes increasingly difficult.
Daylight
December has the shortest days of the year in Campanário, with an average of 10h and 0min of daylight.On the first day of the month, sunrise is at 07:52 and sunset at 18:02. On the last day of December, in Campanário, sunrise is at 08:10 and sunset at 18:12 WET.
Sunshine
January and December, with an average of 7.6h of sunshine, are months with the least sunshine.UV index
January through June, November and December, with an average maximum UV index of 5, are months with the lowest UV index in Campanário. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for ordinary individuals.Note: In December, a daily UV index of 5 turns into the following recommendations:
Be mindful. Individuals with a lighter skin tone may suffer burns in less than 30 minutes. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. Opt for tightly woven and loose clothing to enhance protection from the Sun.
Frequently asked questions
What are the temperatures in Campanário in December?
What is the average humidity in December in Campanário?
How many days does it rain in December in Campanário?
What is the sea water temperature in December in Campanário?
What is the month with the shortest days in Campanário?
How many hours of daylight does Campanário have in December?
When are sunrise and sunset in December in Campanário?
What is the month with the least sunshine in Campanário?
How long on average sun shines in December in Campanário?
What is the month with the lowest UV index in Campanário?
What is the UV index reading in December in Campanário?
Average temperature in December
Campanário, Portugal
- Average high temperature in December: 18.7°C
The warmest month (with the highest average high temperature) is August (23°C).
The months with the lowest average high temperature are February and March (16.9°C).
- Average low temperature in December: 17.5°C
The month with the highest average low temperature is September (21.7°C).
The coldest month (with the lowest average low temperature) is March (15.1°C).
Average pressure in December
Campanário, Portugal
- Average pressure in December: 1022.4mbar
The month with the highest atmospheric pressure is January (1024.1mbar).
The month with the lowest atmospheric pressure is October (1017mbar).
Average wind speed in December
Campanário, Portugal
- Average wind speed in December: 22.3km/h
The windiest month (with the highest average wind speed) is February (23km/h).
The calmest month (with the lowest average wind speed) is September (17.7km/h).
Average humidity in December
Campanário, Portugal
- Average humidity in December: 74%
The months with the highest relative humidity are June and August (80%).
The month with the lowest relative humidity is February (73%).
Average rainfall in December
Campanário, Portugal
- Average rainfall in December: 27mm
The wettest month (with the highest rainfall) is October (44mm).
The driest month (with the least rainfall) is August (3mm).
Average rainfall days in December
Campanário, Portugal
- Average rainfall days in December: 13.4 days
The month with the highest number of rainy days is November (16 days).
The month with the least rainy days is August (3.9 days).
Average sea temperature in December
Campanário, Portugal
- Average sea temperature in December: 19.9°C
The best month for swimming (with the highest average sea temperature) is September (23.7°C).
The coldest month (with the lowest average sea temperature) is March (17.8°C).
Average daylight in December /
Average sunshine in December
Campanário, Portugal
- Average daylight in December: 10h and 0min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in December: 7h and 4min
The month with the most sunshine is June (Average sunshine: 9h and 12min).
The months with the least sunshine are January and December (Average sunshine: 7h and 36min).
Average sunshine days in December
Campanário, Portugal
- Average sunshine days in December: 12 days
The month with the most sunshine days is August (20.9 days).
The month with the least sunshine days is November (8.4 days).
Average UV index in December
Campanário, Portugal
- Average UV index in December: 5
The months with the highest UV index are July, August, September and October (UV index 6).
The months with the lowest UV index are January, February, March, April, May, June, November and December (UV index 5).
Average cloud cover in December
Campanário, Portugal
- Average cloud cover in December: 39
The month with the most cloud cover is November (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 24).
Average visibility in December
Campanário, Portugal
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Campanário, Portugal
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