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
With the onset of December, a modest change to a cool 11.6°C (52.9°F) from November's 13.4°C (56.1°F) is noted in high-temperature. During December, the nighttime temperature averages of 4.2°C (39.6°F).Humidity
In December, the average relative humidity in Pêra Velha is 83%.Rainfall
December is the month with the most rainfall. Rain falls for 11.5 days and accumulates 92mm (3.62") of precipitation.Snowfall
April through October and December are months without snowfall in Pêra Velha.Daylight
With an average of 9h and 18min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:36 and sunset at 17:03. On the last day of December, in Pêra Velha, Portugal, sunrise is at 07:55 and sunset at 17:12 WET.
Sunshine
In Pêra Velha, Portugal, the average sunshine in December is 5.4h.UV index
January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Pêra Velha, Portugal. A UV Index of 2, and less, symbolizes a low threat to health from exposure to the Sun's UV radiation for average individuals.Note: During December, 2 as the daily maximum UV index converts into the following advice:
Children, babies, and those with sensitive skin should always be shielded from long periods of sun exposure. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. During bright days, sunglasses that offer UVA and UVB defense are recommended. Pay attention! The reflection of snow can enhance the Sun's UV radiation almost double.
Frequently asked questions
What is the usual temperature for Pêra Velha in December?
What is the average humidity in December in Pêra Velha?
What is the rainiest month in Pêra Velha?
How many days does it rain in December in Pêra Velha?
When it does not snow in Pêra Velha?
Does it snow in Pêra Velha in December?
What is the month with the shortest days in Pêra Velha?
What is the average length of the day in December in Pêra Velha?
What time are sunrise and sunset in December in Pêra Velha?
How many hours of sunshine does Pêra Velha have in December?
When is the lowest UV index in Pêra Velha?
How high is the UV index in December in Pêra Velha?
Average temperature in December
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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
Pêra Velha, 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).
Pêra Velha, Portugal
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