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
December's weather displays an average high-temperature of a still mild 13.5°C (56.3°F), slightly varied from November's 15.2°C (59.4°F). Nighttime temperature in Delães dips to a mean of 7.5°C (45.5°F) during December.Humidity
In December, the average relative humidity is 81%.Rainfall
In Delães, in December, during 13.5 rainfall days, 122mm (4.8") of precipitation is typically accumulated. In Delães, Portugal, during the entire year, the rain falls for 127.3 days and collects up to 823mm (32.4") of precipitation.Daylight
With an average of 9h and 12min of daylight, December has the shortest days of the year in Delães, Portugal.On the first day of December in Delães, sunrise is at 07:40 and sunset at 17:05. On the last day of the month, sunrise is at 07:59 and sunset at 17:14 WET.
Sunshine
In December, the average sunshine in Delães, Portugal, is 5.5h.UV index
The months with the lowest UV index are January through March, November and December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.Note: During December, 3 as the daily maximum UV index converts into the following advice:
Take care. Persons with lighter skin might suffer burns in less than 30 minutes. Minimize direct exposure to the Sun during midday when its radiation is at its peak. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in Delães in December?
What is the average humidity in December in Delães?
How many days does it rain in December in Delães?
What is the month with the shortest days in Delães?
What is the average length of the day in December in Delães?
When are sunrise and sunset in December in Delães?
How many hours of sunshine does Delães have in December?
What is the month with the lowest UV index in Delães?
What is the UV index reading in December in Delães?
Average temperature in December
Delães, Portugal
- Average high temperature in December: 13.5°C
The warmest month (with the highest average high temperature) is August (27.2°C).
The month with the lowest average high temperature is January (12.6°C).
- Average low temperature in December: 7.5°C
The month with the highest average low temperature is July (15.1°C).
The coldest month (with the lowest average low temperature) is February (6.1°C).
Average pressure in December
Delães, 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
Delães, Portugal
- Average wind speed in December: 8.8km/h
The windiest month (with the highest average wind speed) is March (9.3km/h).
The calmest month (with the lowest average wind speed) is September (7.4km/h).
Average humidity in December
Delães, Portugal
- Average humidity in December: 81%
The month with the highest relative humidity is January (84%).
The months with the lowest relative humidity are August and September (65%).
Average rainfall in December
Delães, Portugal
- Average rainfall in December: 122mm
The wettest month (with the highest rainfall) is November (125mm).
The driest month (with the least rainfall) is July (8mm).
Average rainfall days in December
Delães, Portugal
- Average rainfall days in December: 13.5 days
The month with the highest number of rainy days is November (15.6 days).
The month with the least rainy days is August (3.5 days).
Average daylight in December /
Average sunshine in December
Delães, Portugal
- Average daylight in December: 9h and 1min
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 12min).
- Average sunshine in December: 5h and 3min
The month with the most sunshine is July (Average sunshine: 11h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).
Average sunshine days in December
Delães, Portugal
- Average sunshine days in December: 16.5 days
The month with the most sunshine days is August (26.2 days).
The month with the least sunshine days is November (13.2 days).
Average UV index in December
Delães, 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, March, November and December (UV index 3).
Average cloud cover in December
Delães, Portugal
- Average cloud cover in December: 42
The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 22).
Average visibility in December
Delães, Portugal
- Average visibility in December: 9km
The months with the highest visibility are February, March, May, June, July, August, September, October, November and December (9km).
The months with the lowest visibility are January and April (8km).
