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 snowfall in December
- Average snowfall 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 arrival of December sees a recorded average high-temperature of a chilly 9.6°C (49.3°F), showing little divergence from the previous month's conditions. The nighttime temperature dips to a cold 3.1°C (37.6°F) on average during December.Humidity
In Trancoso, Portugal, the average relative humidity in December is 82%.Rainfall
The month with the most rainfall is December, when the rain falls for 9.8 days and typically aggregates up to 65mm (2.56") of precipitation.Snowfall
Months with snowfall are January through April, November and December. In December, it is snowing for 1.7 days. Throughout December, 32mm (1.26") of snow is accumulated. Throughout the year, there are 13 snowfall days, and 161mm (6.34") of snow is accumulated.Daylight
December has the shortest days of the year in Trancoso, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:34 and sunset at 17:02. On the last day of December, sunrise is at 07:53 and sunset at 17:11 WET.
Sunshine
The average sunshine in December in Trancoso is 5h.UV index
The months with the lowest UV index in Trancoso are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a minimal health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 2 during December translates into the following directions:
Most people can stay in the Sun for up to 1 hour without burning, apart from children that always must be protected from sun exposure. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Outfit yourself in sun-safe attire, like long sleeves, pants, a hat, and UV-blocking sunglasses. Mark this! Snow reflection can nearly double the UV radiation intensity from the Sun.
Frequently asked questions
What is the average December temperature in Trancoso?
What is the average humidity in December in Trancoso?
What is the wettest month in Trancoso?
How much does it rain in Trancoso in December?
How many days does it snow in December in Trancoso?
What is the month with the shortest days in Trancoso?
What is the average length of the day in December in Trancoso?
When are sunrise and sunset in December in Trancoso?
How long on average sun shines in December in Trancoso?
When is the lowest UV index in Trancoso?
What is the UV index intensity in December in Trancoso?
Average temperature in December
Trancoso, Portugal
- Average high temperature in December: 9.6°C
The warmest month (with the highest average high temperature) is August (29.2°C).
The month with the lowest average high temperature is January (8.7°C).
- Average low temperature in December: 3.1°C
The month with the highest average low temperature is July (14.2°C).
The coldest month (with the lowest average low temperature) is February (1.8°C).
Average pressure in December
Trancoso, Portugal
- Average pressure in December: 1023.1mbar
The month with the highest atmospheric pressure is December (1023.1mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in December
Trancoso, Portugal
- Average wind speed in December: 11.3km/h
The windiest month (with the highest average wind speed) is February (12.7km/h).
The calmest month (with the lowest average wind speed) is September (9.1km/h).
Average humidity in December
Trancoso, Portugal
- Average humidity in December: 82%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (50%).
Average rainfall in December
Trancoso, Portugal
- Average rainfall in December: 65mm
The wettest month (with the highest rainfall) is December (65mm).
The driest month (with the least rainfall) is August (6mm).
Average rainfall days in December
Trancoso, Portugal
- Average rainfall days in December: 9.8 days
The month with the highest number of rainy days is April (16.2 days).
The month with the least rainy days is August (2.7 days).
Average snowfall in December
Trancoso, Portugal
- Average snowfall in December: 32mm
The months with the highest snowfall are January and February (44mm).
The months with the least snowfall are May, June, July, August, September and October (0mm).
Average snowfall days in December
Trancoso, Portugal
- Average snowfall days in December: 1.7 days
The month with the highest number of snowfall days is January (3.9 days).
The months with the least snowfall days are June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Trancoso, 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 0min
The months with the most sunshine are July and August (Average sunshine: 11h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).
Average sunshine days in December
Trancoso, Portugal
- Average sunshine days in December: 19.7 days
The month with the most sunshine days is August (27.1 days).
The month with the least sunshine days is April (12.5 days).
Average UV index in December
Trancoso, Portugal
- Average UV index in December: 2
The months with the highest UV index are July and August (UV index 6).
The months with the lowest UV index are January, February, November and December (UV index 2).
Average cloud cover in December
Trancoso, Portugal
- Average cloud cover in December: 47
The month with the most cloud cover is January (Cloud cover 54).
The month with the least cloud cover is August (Cloud cover 12).
Average visibility in December
Trancoso, Portugal
- Average visibility in December: 8km
The months with the highest visibility are July, August and September (10km).
The months with the lowest visibility are January, February, April, November and December (8km).
Trancoso, Portugal
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