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 arrival of December brings an average high-temperature of a still refreshing 15.5°C (59.9°F), subtly diverging from November's 17.4°C (63.3°F). Damaia maintains a near steady average temperature of 11.4°C (52.5°F) during the nights of December, demonstrating little drop from daytime highs.Humidity
In Damaia, the average relative humidity in December is 75%.Rainfall
In Damaia, Portugal, during December, the rain falls for 11 days and regularly aggregates up to 52mm (2.05") of precipitation. Throughout the year, there are 112.7 rainfall days, and 389mm (15.31") of precipitation is accumulated.Daylight
The month with the shortest days is December, with an average of 9h and 30min of daylight.On the first day of December in Damaia, sunrise is at 07:36 and sunset at 17:15. On the last day of the month, sunrise is at 07:54 and sunset at 17:25 WET.
Sunshine
In Damaia, the average sunshine in December is 5.9h.UV index
December is the month with the lowest UV index in Damaia, with an average maximum UV index of 3. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: The maximum UV index of 3 during December translates into these guidelines:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Frequently asked questions
What are December temperatures in Damaia?
What is the average humidity in December in Damaia?
How many days does it rain in December in Damaia?
What is the month with the shortest days in Damaia?
What is the average length of the day in December in Damaia?
When is the sunrise / sunset in December in Damaia?
How long on average sun shines in December in Damaia?
What is the month with the lowest UV index in Damaia?
How high is the UV index in December in Damaia?
Average temperature in December
Damaia, Portugal
- Average high temperature in December: 15.5°C
The warmest month (with the highest average high temperature) is August (25.8°C).
The month with the lowest average high temperature is January (14.5°C).
- Average low temperature in December: 11.4°C
The months with the highest average low temperature are July and August (18.1°C).
The coldest month (with the lowest average low temperature) is February (10.3°C).
Average pressure in December
Damaia, 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 (1015.7mbar).
Average wind speed in December
Damaia, Portugal
- Average wind speed in December: 16km/h
The windiest month (with the highest average wind speed) is February (17.8km/h).
The calmest month (with the lowest average wind speed) is October (14.1km/h).
Average humidity in December
Damaia, Portugal
- Average humidity in December: 75%
The month with the highest relative humidity is January (76%).
The months with the lowest relative humidity are May and August (70%).
Average rainfall in December
Damaia, Portugal
- Average rainfall in December: 52mm
The wettest month (with the highest rainfall) is November (69mm).
The driest month (with the least rainfall) is July (2mm).
Average rainfall days in December
Damaia, Portugal
- Average rainfall days in December: 11 days
The month with the highest number of rainy days is November (14.4 days).
The month with the least rainy days is August (2.6 days).
Average daylight in December /
Average sunshine in December
Damaia, 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 24min).
The month with the least sunshine is January (Average sunshine: 5h and 24min).
Average sunshine days in December
Damaia, Portugal
- Average sunshine days in December: 18.4 days
The month with the most sunshine days is July (27.2 days).
The month with the least sunshine days is November (13.3 days).
Average UV index in December
Damaia, 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
Damaia, Portugal
- Average cloud cover in December: 35
The month with the most cloud cover is January (Cloud cover 40).
The month with the least cloud cover is August (Cloud cover 14).
Average visibility in December
Damaia, 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).
Damaia, Portugal
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