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
December
Weather in December
Temperature
The average high-temperature in December, at a fresh 12.4°C (54.3°F), reveals a modest deviation from November's 13.8°C (56.8°F). The nighttime temperature, during December, averages of 7.1°C (44.8°F).Humidity
In December, the average relative humidity is 85%.Rainfall
In Portosín, in December, during 14.7 rainfall days, 103mm (4.06") of precipitation is typically accumulated. In Portosín, during the entire year, the rain falls for 143.1 days and collects up to 813mm (32.01") of precipitation.Daylight
With an average of 9h and 6min of daylight, December has the shortest days of the year.On the first day of December, sunrise is at 08:47 and sunset at 18:03. On the last day of the month, sunrise is at 09:06 and sunset at 18:11 CET.
Sunshine
In Portosín, the average sunshine in December is 5.6h.UV index
January through April, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the ordinary person.Note: In December, the UV index of 3 transforms into the following advice:
Exercise prevention - Precautions against solar damage are endorsed. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are December temperatures?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How many hours of sunshine does Portosín have in December?
What is the month with the lowest UV index?
What is the UV index intensity in December?
Average temperature in December
Portosín, Spain
- Average high temperature in December: 12.4°C
The warmest month (with the highest average high temperature) is August (24.4°C).
The month with the lowest average high temperature is January (11.5°C).
- Average low temperature in December: 7.1°C
The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is February (5.9°C).
Average pressure in December
Portosín, Spain
- Average pressure in December: 1021.9mbar
The month with the highest atmospheric pressure is December (1021.9mbar).
The month with the lowest atmospheric pressure is April (1015.5mbar).
Average wind speed in December
Portosín, Spain
- Average wind speed in December: 12.2km/h
The windiest month (with the highest average wind speed) is February (13.5km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).
Average humidity in December
Portosín, Spain
- Average humidity in December: 85%
The months with the highest relative humidity are January and November (86%).
The month with the lowest relative humidity is August (75%).
Average rainfall in December
Portosín, Spain
- Average rainfall in December: 103mm
The wettest month (with the highest rainfall) is November (138mm).
The driest month (with the least rainfall) is July (13mm).
Average rainfall days in December
Portosín, Spain
- Average rainfall days in December: 14.7 days
The months with the highest number of rainy days are January and November (16.8 days).
The month with the least rainy days is August (5.9 days).
Average daylight in December /
Average sunshine in December
Portosín, Spain
- Average daylight in December: 9h and 1min
The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 6min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Portosín, Spain
- Average sunshine days in December: 14.8 days
The month with the most sunshine days is August (22.8 days).
The month with the least sunshine days is November (12.2 days).
Average UV index in December
Portosín, Spain
- Average UV index in December: 3
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, March, April, November and December (UV index 3).
Average cloud cover in December
Portosín, Spain
- Average cloud cover in December: 49
The month with the most cloud cover is January (Cloud cover 53).
The months with the least cloud cover are July, August and September (Cloud cover 26).
Average visibility in December
Portosín, Spain
- Average visibility in December: 9km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (9km).
