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
Nelas signifies an average high-temperature of a cool 11.6°C (52.9°F) in December, closely mirroring the 13.4°C (56.1°F) of November. Nelas's average low-temperature for the month of December records at an icy 4.2°C (39.6°F).Humidity
In Nelas, the average relative humidity in December is 83%.Rainfall
The month with the most rainfall is December, when the rain falls for 11.5 days and typically aggregates up to 92mm (3.62") of precipitation.Snowfall
In Nelas, snow does not fall in April through October and December.Daylight
December has the shortest days of the year in Nelas, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:35 and sunset at 17:05. On the last day of December, sunrise is at 07:54 and sunset at 17:14 WET.
Sunshine
In Nelas, the average sunshine in December is 5.4h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index estimate of 2, and below, represents a low threat to health from unsafe exposure to UV radiation for the average person.Note: The maximum UV index of 2 during December leads to these instructions:
Children necessitate constant protection from sunlight, unlike the majority, who can remain under the sun for about an hour without burning. Avoiding the Sun's peak radiation during midday hours is essential for health and safety. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat. On your guard! Snow's reflection can almost double the intensity of the Sun's UV radiation.
Frequently asked questions
What is the usual temperature for Nelas in December?
What is the average humidity in December in Nelas?
What is the wettest month in Nelas?
How many days does it rain in December in Nelas?
When it does not snow in Nelas?
Does it snow in Nelas in December?
What is the month with the shortest days in Nelas?
How many hours of daylight does Nelas have in December?
When is the sunrise / sunset in December in Nelas?
How many hours of sunshine does Nelas have in December?
When is the lowest UV index in Nelas?
What is the UV index reading in December in Nelas?
Average temperature in December
Nelas, Portugal
- Average high temperature in December: 11.6°C
The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (10.7°C).
- Average low temperature in December: 4.2°C
The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).
Average pressure in December
Nelas, Portugal
- Average pressure in December: 1022.9mbar
The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).
Average wind speed in December
Nelas, Portugal
- Average wind speed in December: 8.6km/h
The windiest month (with the highest average wind speed) is March (9.1km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).
Average humidity in December
Nelas, Portugal
- Average humidity in December: 83%
The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (57%).
Average rainfall in December
Nelas, Portugal
- Average rainfall in December: 92mm
The wettest month (with the highest rainfall) is December (92mm).
The driest month (with the least rainfall) is July (6mm).
Average rainfall days in December
Nelas, Portugal
- Average rainfall days in December: 11.5 days
The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is August (3.3 days).
Average snowfall in December
Nelas, Portugal
- Average snowfall in December: 0mm
The months with the highest snowfall are January and February (3mm).
The months with the least snowfall are April, May, June, July, August, September, October and December (0mm).
Average snowfall days in December
Nelas, Portugal
- Average snowfall days in December: 0.1 days
The month with the highest number of snowfall days is January (0.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in December /
Average sunshine in December
Nelas, Portugal
- Average daylight in December: 9h and 2min
The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 18min).
- Average sunshine in December: 5h and 2min
The month with the most sunshine is July (Average sunshine: 11h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 42min).
Average sunshine days in December
Nelas, Portugal
- Average sunshine days in December: 18.3 days
The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is April (13 days).
Average UV index in December
Nelas, 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
Nelas, Portugal
- Average cloud cover in December: 44
The month with the most cloud cover is January (Cloud cover 52).
The months with the least cloud cover are July and August (Cloud cover 17).
Average visibility in December
Nelas, Portugal
- Average visibility in December: 8km
The months with the highest visibility are June, July, August and September (9km).
The months with the lowest visibility are January and November (7km).
Nelas, Portugal
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