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
Weather in December
Temperature
The average high-temperature during December registers at a mild 15.7°C (60.3°F), closely corresponding to the preceding month. Santo António da Charneca records a consistent low-temperature of 10.1°C (50.2°F) during December nights.Humidity
The average relative humidity in December is 76%.Rainfall
In Santo António da Charneca, during December, the rain falls for 8.5 days and regularly aggregates up to 22mm (0.87") of precipitation. Throughout the year, in Santo António da Charneca, there are 78.4 rainfall days, and 173mm (6.81") of precipitation is accumulated.Daylight
December has the shortest days of the year, with an average of 9h and 30min of daylight.On the first day of December in Santo António da Charneca, sunrise is at 07:35 and sunset at 17:15. On the last day of the month, sunrise is at 07:53 and sunset at 17:24 WET.
Sunshine
In December, the average sunshine is 5.9h.UV index
The month with the lowest UV index in Santo António da Charneca is December, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.Note: The average daily UV index of 3 in December transforms into the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Frequently asked questions
What is the temperature in December in Santo António da Charneca?
What is the average humidity in December in Santo António da Charneca?
How much does it rain in Santo António da Charneca in December?
What is the month with the shortest days in Santo António da Charneca?
How many hours of daylight does Santo António da Charneca have in December?
When are sunrise and sunset in December in Santo António da Charneca?
How long on average sun shines in December in Santo António da Charneca?
What is the month with the lowest UV index in Santo António da Charneca?
How high is the UV index in December in Santo António da Charneca?
Average temperature in December
Santo António da Charneca, Portugal
- Average high temperature in December: 15.7°C
The warmest month (with the highest average high temperature) is August (28.5°C).
The month with the lowest average high temperature is January (14.8°C).
- Average low temperature in December: 10.1°C
The months with the highest average low temperature are July and August (17.3°C).
The coldest month (with the lowest average low temperature) is February (9°C).
Average pressure in December
Santo António da Charneca, Portugal
- Average pressure in December: 1022.6mbar
The month with the highest atmospheric pressure is December (1022.6mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).
Average wind speed in December
Santo António da Charneca, Portugal
- Average wind speed in December: 13.6km/h
The windiest month (with the highest average wind speed) is February (15km/h).
The calmest month (with the lowest average wind speed) is September (11.9km/h).
Average humidity in December
Santo António da Charneca, Portugal
- Average humidity in December: 76%
The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is August (66%).
Average rainfall in December
Santo António da Charneca, Portugal
- Average rainfall in December: 22mm
The wettest month (with the highest rainfall) is November (34mm).
The driest months (with the least rainfall) are July and August (2mm).
Average rainfall days in December
Santo António da Charneca, Portugal
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is April (11 days).
The month with the least rainy days is August (1.6 days).
Average daylight in December /
Average sunshine in December
Santo António da Charneca, Portugal
- Average daylight in December: 9h and 3min
The month with the longest days is June (Average daylight: 14h and 48min).
The month with the shortest days is December (Average daylight: 9h and 30min).
- Average sunshine in December: 5h and 5min
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 18min).
Average sunshine days in December
Santo António da Charneca, Portugal
- Average sunshine days in December: 22.1 days
The month with the most sunshine days is August (28 days).
The month with the least sunshine days is April (17.2 days).
Average UV index in December
Santo António da Charneca, Portugal
- Average UV index in December: 3
The months with the highest UV index are June, July, August and September (UV index 6).
The month with the lowest UV index is December (UV index 3).
Average cloud cover in December
Santo António da Charneca, Portugal
- Average cloud cover in December: 35
The month with the most cloud cover is January (Cloud cover 41).
The month with the least cloud cover is August (Cloud cover 13).
Average visibility in December
Santo António da Charneca, Portugal
- Average visibility in December: 10km
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (10km).
Santo António da Charneca, Portugal
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