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
Weather in December
Temperature
The transition from November to December sees average high-temperatures adjusting to a still moderate 13.6°C (56.5°F), from a not significantly different 15.3°C (59.5°F). In Francelos, December's low temperatures hover around a frosty 8.8°C (47.8°F), reflecting a minor decrease from the daytime highs.Humidity
The average relative humidity in December is 79%.Rainfall
In December, in Francelos, Portugal, the rain falls for 13.8 days. Throughout December, 113mm (4.45") of precipitation is accumulated. Throughout the year, there are 136.5 rainfall days, and 810mm (31.89") of precipitation is accumulated.Daylight
The month with the shortest days in Francelos 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 17:06. On the last day of December, in Francelos, sunrise is at 07:59 and sunset at 17:16 WET.
Sunshine
The average sunshine in December 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 in Francelos. A UV Index value of 3 to 5 symbolizes a medium health hazard from unprotected exposure to Sun's UV rays for the average person.Note: In December, a regular UV index of 3 translates into these guidelines:
Act with care - Obligation to protect against skin and eye damage is highlighted. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Frequently asked questions
What is the usual temperature for Francelos in December?
What is the average humidity in December in Francelos?
How many days does it rain in December in Francelos?
What is the month with the shortest days in Francelos?
How many hours of daylight does Francelos have in December?
What time are sunrise and sunset in December in Francelos?
How many hours of sunshine does Francelos have in December?
What are the months with the lowest UV index in Francelos?
What is the UV index intensity in December in Francelos?
Average temperature in December
Francelos, Portugal
- Average high temperature in December: 13.6°C
The warmest month (with the highest average high temperature) is August (25.1°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in December: 8.8°C
The months with the highest average low temperature are July and August (15.8°C).
The coldest month (with the lowest average low temperature) is February (7.6°C).
Average pressure in December
Francelos, 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
Francelos, Portugal
- Average wind speed in December: 11.9km/h
The windiest month (with the highest average wind speed) is February (12.8km/h).
The calmest month (with the lowest average wind speed) is September (9.5km/h).
Average humidity in December
Francelos, Portugal
- Average humidity in December: 79%
The month with the highest relative humidity is January (81%).
The months with the lowest relative humidity are August and September (69%).
Average rainfall in December
Francelos, Portugal
- Average rainfall in December: 113mm
The wettest month (with the highest rainfall) is November (126mm).
The driest month (with the least rainfall) is July (9mm).
Average rainfall days in December
Francelos, Portugal
- Average rainfall days in December: 13.8 days
The month with the highest number of rainy days is November (16.1 days).
The month with the least rainy days is August (4.7 days).
Average daylight in December /
Average sunshine in December
Francelos, 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 18min).
The month with the least sunshine is January (Average sunshine: 5h and 0min).
Average sunshine days in December
Francelos, Portugal
- Average sunshine days in December: 16.4 days
The month with the most sunshine days is August (24.8 days).
The month with the least sunshine days is November (11.9 days).
Average UV index in December
Francelos, 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
Francelos, Portugal
- Average cloud cover in December: 41
The month with the most cloud cover is January (Cloud cover 44).
The month with the least cloud cover is July (Cloud cover 18).
Average visibility in December
Francelos, Portugal
- Average visibility in December: 9km
The month with the highest visibility is June (10km).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (9km).
Francelos, Portugal
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