December weather forecast and climate
Relva da Louça, Portugal

Weather in December

The first month of the winter, December, is still a mild month in Relva da Louça, Portugal, with average temperature ranging between max 14.2°C (57.6°F) and min 6.6°C (43.9°F).

Temperature

In Relva da Louça, the average high-temperature in December is practically the same as in November - a mild 14.2°C (57.6°F). In December, in Relva da Louça, the average low-temperature is 6.6°C (43.9°F).

Humidity

In December, the average relative humidity is 78%.

Rainfall

In Relva da Louça, during 8.3 rainfall days, 42mm (1.65") of precipitation is typically accumulated. In Relva da Louça, during the entire year, the rain falls for 85.1 days and collects up to 280mm (11.02") of precipitation.

Daylight

December has the shortest days of the year, with an average of 9.4h of daylight.

Sunshine

In Relva da Louça, the average sunshine is 5.7h.

UV index

Months with the lowest UV index in Relva da Louça, Portugal, are January, February, November and December, with an average maximum UV index of 3. A UV Index of 3 to 5 symbolizes a medium health hazard from unprotected exposure to the Sun's UV rays for the average person.
Note: The daily maximum UV index of 3 in December interpret into the following advice:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
[Resources]

FAQ

What is the temperature in December in Relva da Louça?

In Relva da Louça, in December, the average high-temperature is 14.2°C (57.6°F), and the average low-temperature is 6.6°C (43.9°F).

What is the average humidity in December in Relva da Louça?

In Relva da Louça, Portugal, the average relative humidity in December is 78%.

How many days does it rain in December in Relva da Louça?

In Relva da Louça, Portugal, during December, the rain falls for 8.3 days and regularly aggregates up to 42mm (1.65") of precipitation.

What is the month with the shortest days in Relva da Louça?

With an average of 9.4h of daylight, December has the shortest days of the year in Relva da Louça, Portugal.

How many hours of daylight does Relva da Louça have in December?

In Relva da Louça, Portugal, the average length of the day in December is 9.4h.

How long on average sun shines in December in Relva da Louça?

The average sunshine in December in Relva da Louça is 5.7h.

What is the month with the lowest UV index in Relva da Louça?

Months with the lowest UV index are January, February, November and December, with an average maximum UV index of 3.

What is the UV index intensity in December in Relva da Louça?

The average daily maximum UV index in December is 3. A UV Index of 3 to 5 symbolizes a moderate vulnerability from the exposure to the Sun's UV rays.

Average temperature in December
Relva da Louça, Portugal

Average temperature in December - Relva da Louça, Portugal
  • Average high temperature in December: 14.2°C

The warmest month (with the highest average high temperature) is August (32.7°C).
The month with the lowest average high temperature is January (13.3°C).

  • Average low temperature in December: 6.6°C

The month with the highest average low temperature is August (15.7°C).
The coldest month (with the lowest average low temperature) is January (5.7°C).

[Resources]

Average pressure in December
Relva da Louça, Portugal

Average pressure in December - Relva da Louça, 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 April (1015.3mbar).

[Resources]

Average wind speed in December
Relva da Louça, Portugal

Average wind speed in December - Relva da Louça, Portugal
  • Average wind speed in December: 10.7km/h

The windiest month (with the highest average wind speed) is February (12.6km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).

[Resources]

Average humidity in December
Relva da Louça, Portugal

Average humidity in December - Relva da Louça, 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 (55%).

[Resources]

Average rainfall in December
Relva da Louça, Portugal

Average rainfall in December - Relva da Louça, Portugal
  • Average rainfall in December: 42mm

The wettest month (with the highest rainfall) is November (50mm).
The driest months (with the least rainfall) are July and August (3mm).

[Resources]

Average rainfall days in December
Relva da Louça, Portugal

Average rainfall days in December - Relva da Louça, Portugal
  • Average rainfall days in December: 8.3 days

The month with the highest number of rainy days is November (11.2 days).
The month with the least rainy days is August (1.6 days).

[Resources]

Average daylight in December /
Average sunshine in December
Relva da Louça, Portugal

Average daylight in December / Average sunshine in December - Relva da Louça, Portugal
  • Average daylight in December: 9.4h

The month with the longest days is June (Average daylight: 15h).
The month with the shortest days is December (Average daylight: 9.4h).

  • Average sunshine in December: 5.7h

The month with the most sunshine is July (Average sunshine: 11.6h).
The month with the least sunshine is January (Average sunshine: 5.1h).

[Resources]

Average sunshine days in December
Relva da Louça, Portugal

Average sunshine days in December - Relva da Louça, Portugal
  • Average sunshine days in December: 21.6 days

Months with the most sunshine days are July and August (28.7 days).
The month with the least sunshine days is November (17.9 days).

[Resources]

Average UV index in December
Relva da Louça, Portugal

Average UV index in December - Relva da Louça, Portugal
  • Average UV index in December: 3

Months with the highest UV index are May, June, July, August and September (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 3).

[Resources]

Average cloud cover in December
Relva da Louça, Portugal

Average cloud cover in December - Relva da Louça, Portugal
  • Average cloud cover in December: 38

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 12).

[Resources]

Average visibility in December
Relva da Louça, Portugal

Average visibility in December - Relva da Louça, Portugal
  • Average visibility in December: 9km

The month with the highest visibility is June (10km).
The month with the lowest visibility is January (8km).

[Resources]