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
Mourão's transition from November to December introduces an average high-temperature of a mild 14.5°C (58.1°F), marking an insignificant variation from the 16.7°C (62.1°F). During December nights, Mourão witnesses a consistent average temperature of 5.5°C (41.9°F).Humidity
In Mourão, the average relative humidity in December is 78%.Rainfall
In December, the rain falls for 8.5 days. Throughout December, 38mm (1.5") of precipitation is accumulated. In Mourão, during the entire year, the rain falls for 90.1 days and collects up to 296mm (11.65") of precipitation.Daylight
With an average of 9h and 30min of daylight, December has the shortest days of the year.On the first day of the month, sunrise is at 07:27 and sunset at 17:09. On the last day of December, sunrise is at 07:46 and sunset at 17:18 WET.
Sunshine
In December, the average sunshine is 5.9h.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 medium vulnerability from unsafe exposure to UV radiation for the average person.Note: In December, a regular UV index of 3 translates into these guidelines:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. The solar radiation around mid-day is intense; avoid the Sun and stay safe. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the temperatures in December?
What is the average humidity in December?
How many days does it rain in December?
What is the month with the shortest days?
What is the average length of the day in December?
When is the sunrise / sunset in December?
How long on average sun shines in December?
When is the lowest UV index?
What is the UV index reading in December?
Average temperature in December
Mourão, Portugal
- Average high temperature in December: 14.5°C
The warmest month (with the highest average high temperature) is August (34.4°C).
The month with the lowest average high temperature is January (13.1°C).
- Average low temperature in December: 5.5°C
The month with the highest average low temperature is August (17.2°C).
The coldest month (with the lowest average low temperature) is January (4°C).
Average pressure in December
Mourão, Portugal
- Average pressure in December: 1022.8mbar
The month with the highest atmospheric pressure is December (1022.8mbar).
The month with the lowest atmospheric pressure is August (1015.1mbar).
Average wind speed in December
Mourão, Portugal
- Average wind speed in December: 9.8km/h
The windiest month (with the highest average wind speed) is February (11.2km/h).
The calmest month (with the lowest average wind speed) is September (7.8km/h).
Average humidity in December
Mourão, Portugal
- Average humidity in December: 78%
The month with the highest relative humidity is January (81%).
The month with the lowest relative humidity is August (42%).
Average rainfall in December
Mourão, Portugal
- Average rainfall in December: 38mm
The wettest month (with the highest rainfall) is March (45mm).
The driest month (with the least rainfall) is July (1mm).
Average rainfall days in December
Mourão, Portugal
- Average rainfall days in December: 8.5 days
The month with the highest number of rainy days is March (13.5 days).
The month with the least rainy days is July (1.3 days).
Average daylight in December /
Average sunshine in December
Mourão, 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 months with the most sunshine are July and August (Average sunshine: 11h and 42min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Mourão, Portugal
- Average sunshine days in December: 21.5 days
The month with the most sunshine days is July (29.2 days).
The month with the least sunshine days is April (16.3 days).
Average UV index in December
Mourão, Portugal
- Average UV index in December: 3
The months with the highest UV index are July and August (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in December
Mourão, Portugal
- Average cloud cover in December: 35
The months with the most cloud cover are January and April (Cloud cover 41).
The month with the least cloud cover is July (Cloud cover 7).
Average visibility in December
Mourão, Portugal
- Average visibility in December: 9km
The months with the highest visibility are June, July, August and September (10km).
The months with the lowest visibility are January and April (8km).
