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
As Vermoim steps into December, the average high-temperature is measured at a still refreshing 13.8°C (56.8°F), displaying minor differences from November's 15.4°C (59.7°F). Nighttime, during December, brings an average low of 9.5°C (49.1°F), a modest reduction from the day's peak.Humidity
The average relative humidity in December is 79%.Rainfall
In Vermoim, during December, the rain falls for 13.7 days and regularly aggregates up to 93mm (3.66") of precipitation. In Vermoim, during the entire year, the rain falls for 137.1 days and collects up to 682mm (26.85") of precipitation.Daylight
The month with the shortest days is December, with an average of 9h and 18min of daylight.On the first day of the month, sunrise is at 07:41 and sunset at 17:06. On the last day of December, sunrise is at 07:59 and sunset at 17:15 WET.
Sunshine
The average sunshine in December is 5.5h.UV index
The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.Note: The average daily UV index of 3 in December transforms into the following instructions:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Avoiding direct sun during mid-day hours can prevent harmful UV radiation exposure. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the usual temperature for Vermoim in December?
What is the average humidity in December?
How much does it rain in December?
What is the month with the shortest days?
How many hours of daylight does Vermoim have in December?
When are sunrise and sunset in December?
How long on average sun shines in December?
What is the month with the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Vermoim, Portugal
- Average high temperature in December: 13.8°C
The warmest month (with the highest average high temperature) is August (23.9°C).
The month with the lowest average high temperature is January (12.8°C).
- Average low temperature in December: 9.5°C
The month with the highest average low temperature is August (16.5°C).
The coldest month (with the lowest average low temperature) is February (8.1°C).
Average pressure in December
Vermoim, Portugal
- Average pressure in December: 1022.4mbar
The month with the highest atmospheric pressure is December (1022.4mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).
Average wind speed in December
Vermoim, Portugal
- Average wind speed in December: 13.5km/h
The windiest months (with the highest average wind speed) are February and November (14.3km/h).
The calmest month (with the lowest average wind speed) is September (10.7km/h).
Average humidity in December
Vermoim, Portugal
- Average humidity in December: 79%
The month with the highest relative humidity is January (80%).
The month with the lowest relative humidity is September (71%).
Average rainfall in December
Vermoim, Portugal
- Average rainfall in December: 93mm
The wettest month (with the highest rainfall) is November (108mm).
The driest month (with the least rainfall) is July (10mm).
Average rainfall days in December
Vermoim, Portugal
- Average rainfall days in December: 13.7 days
The month with the highest number of rainy days is November (16.5 days).
The month with the least rainy days is August (4.6 days).
Average daylight in December /
Average sunshine in December
Vermoim, 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
Vermoim, Portugal
- Average sunshine days in December: 16.3 days
The month with the most sunshine days is August (24.3 days).
The month with the least sunshine days is November (11.9 days).
Average UV index in December
Vermoim, 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
Vermoim, Portugal
- Average cloud cover in December: 40
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
Vermoim, Portugal
- Average visibility in December: 10km
The months with the highest visibility are February, March, May, June, September, October and December (10km).
The months with the lowest visibility are January, April, July, August and November (9km).
