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
December's advent denotes a minor fluctuation in the average high-temperature to a still mild 13.6°C (56.5°F) from November's 15.3°C (59.5°F). Throughout December, the temperature tends to fall to a consistent average low of 8.1°C (46.6°F).Humidity
In Espinho, the average relative humidity in December is 80%.Rainfall
In Espinho, in December, during 12.9 rainfall days, 106mm (4.17") of precipitation is typically accumulated. In Espinho, during the entire year, the rain falls for 126.3 days and collects up to 725mm (28.54") of precipitation.Sea temperature
In Espinho, in December, the average water temperature is 15.6°C (60.1°F).Note: Most people do not take pleasure in swimming in water at 15.6°C (60.1°F). The difficulty of managing breathing increases as the water temperature dips 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 18min of daylight.On the first day of the month, sunrise is at 07:40 and sunset at 17:07. On the last day of December, in Espinho, sunrise is at 07:59 and sunset at 17:16 WET.
Sunshine
In December, the average sunshine in Espinho is 5.5h.UV index
January, February, November and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: In December, a daily maximum UV index of 3 leads to the following instructions:
Take precautions - Protection against sunburn is recommended. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the average December temperature in Espinho?
What is the average humidity in December in Espinho?
How many days does it rain in December in Espinho?
How cold is the water in December in Espinho?
What is the month with the shortest days in Espinho?
How many hours of daylight does Espinho have in December?
What time are sunrise and sunset in December in Espinho?
How long on average sun shines in December in Espinho?
When is the lowest UV index in Espinho?
What is the UV index intensity in December in Espinho?
Average temperature in December
Espinho, Portugal
- Average high temperature in December: 13.6°C
The warmest month (with the highest average high temperature) is August (26.1°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in December: 8.1°C
The month with the highest average low temperature is August (15.5°C).
The coldest month (with the lowest average low temperature) is February (6.8°C).
Average pressure in December
Espinho, Portugal
- Average pressure in December: 1022.5mbar
The month with the highest atmospheric pressure is December (1022.5mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Espinho, Portugal
- Average wind speed in December: 10.4km/h
The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).
Average humidity in December
Espinho, Portugal
- Average humidity in December: 80%
The month with the highest relative humidity is January (82%).
The months with the lowest relative humidity are August and September (67%).
Average rainfall in December
Espinho, Portugal
- Average rainfall in December: 106mm
The wettest month (with the highest rainfall) is November (109mm).
The driest month (with the least rainfall) is July (7mm).
Average rainfall days in December
Espinho, Portugal
- Average rainfall days in December: 12.9 days
The month with the highest number of rainy days is November (15 days).
The month with the least rainy days is August (3.8 days).
Average sea temperature in December
Espinho, Portugal
- Average sea temperature in December: 15.6°C
The best month for swimming (with the highest average sea temperature) is September (18.2°C).
The coldest months (with the lowest average sea temperature) are February and March (13.8°C).
Average daylight in December /
Average sunshine in December
Espinho, Portugal
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Espinho, Portugal
- Average sunshine days in December: 17.6 days
The month with the most sunshine days is August (25.8 days).
The month with the least sunshine days is November (13.6 days).
Average UV index in December
Espinho, 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, November and December (UV index 3).
Average cloud cover in December
Espinho, Portugal
- Average cloud cover in December: 42
The month with the most cloud cover is January (Cloud cover 46).
The month with the least cloud cover is August (Cloud cover 21).
Average visibility in December
Espinho, Portugal
- 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).
