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
Marrazes ushers in December with an average high-temperature of a mild 14.5°C (58.1°F), showing a close resemblance to the previous month. Marrazes's average low-temperature for the month of December records at a frosty 8.5°C (47.3°F).Humidity
In Marrazes, the average relative humidity in December is 78%.Rainfall
In Marrazes, during December, the rain falls for 11.4 days and regularly aggregates up to 54mm (2.13") of precipitation. Throughout the year, there are 120.2 rainfall days, and 453mm (17.83") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 24min of daylight.On the first day of the month, sunrise is at 07:37 and sunset at 17:11. On the last day of December, sunrise is at 07:56 and sunset at 17:20 WET.
Sunshine
In Marrazes, the average sunshine in December is 5.6h.UV index
January, February and December, with an average maximum UV index of 3, are months with the lowest UV index. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.Note: A maximum high daily UV index of 3 during December translates into the following directions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Direct exposure to the Sun during its peak hours around mid-day should be minimized for safety. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in December?
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 Marrazes have in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Marrazes, Portugal
- Average high temperature in December: 14.5°C
The warmest month (with the highest average high temperature) is August (26.8°C).
The month with the lowest average high temperature is January (13.8°C).
- Average low temperature in December: 8.5°C
The month with the highest average low temperature is July (15.9°C).
The coldest month (with the lowest average low temperature) is February (7.8°C).
Average pressure in December
Marrazes, Portugal
- Average pressure in December: 1022.6mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.4mbar).
Average wind speed in December
Marrazes, Portugal
- Average wind speed in December: 13.1km/h
The windiest month (with the highest average wind speed) is February (14.8km/h).
The calmest month (with the lowest average wind speed) is September (11km/h).
Average humidity in December
Marrazes, Portugal
- Average humidity in December: 78%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is September (70%).
Average rainfall in December
Marrazes, Portugal
- Average rainfall in December: 54mm
The wettest month (with the highest rainfall) is November (74mm).
The driest month (with the least rainfall) is July (5mm).
Average rainfall days in December
Marrazes, Portugal
- Average rainfall days in December: 11.4 days
The month with the highest number of rainy days is November (14.8 days).
The month with the least rainy days is August (3.1 days).
Average daylight in December /
Average sunshine in December
Marrazes, Portugal
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 14h and 54min).
The month with the shortest days is December (Average daylight: 9h and 24min).
- Average sunshine in December: 5h and 4min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).
Average sunshine days in December
Marrazes, Portugal
- Average sunshine days in December: 18.1 days
The month with the most sunshine days is August (25.4 days).
The months with the least sunshine days are April and November (13.9 days).
Average UV index in December
Marrazes, 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 and December (UV index 3).
Average cloud cover in December
Marrazes, Portugal
- Average cloud cover in December: 38
The month with the most cloud cover is January (Cloud cover 43).
The months with the least cloud cover are August and September (Cloud cover 21).
Average visibility in December
Marrazes, Portugal
- Average visibility in December: 10km
The months with the highest visibility are February, June and December (10km).
The months with the lowest visibility are January, March, April, May, July, August, September, October and November (9km).
