December weather forecast and climate
Santa Cruz da Trapa, Portugal

Weather in December

The first month of the winter, December, is also a fresh month in Santa Cruz da Trapa, Portugal, with temperature in the range of an average low of 5.6°C (42.1°F) and an average high of 12.8°C (55°F).

Temperature

In December, the average high-temperature is almost the same as in November - a fresh 12.8°C (55°F). In Santa Cruz da Trapa, in December, the average low-temperature is 5.6°C (42.1°F).

Humidity

In Santa Cruz da Trapa, Portugal, the average relative humidity in December is 81%.

Rainfall

In Santa Cruz da Trapa, in December, it is raining for 11.6 days, with typically 89mm (3.5") of accumulated precipitation. In Santa Cruz da Trapa, Portugal, during the entire year, the rain falls for 127.4 days and collects up to 613mm (24.13") of precipitation.

Snowfall

May through October and December are months without snowfall in Santa Cruz da Trapa.

Daylight

December has the shortest days of the year in Santa Cruz da Trapa, Portugal, with an average of 9.3h of daylight.

Sunshine

In December, the average sunshine in Santa Cruz da Trapa is 5.6h.

UV index

The average daily maximum UV index is 3. A UV Index reading of 3 to 5 represents a moderate threat to health from the exposure to the Sun's UV radiation for average individuals.
Note: The average daily UV index of 3 in December transform into the following instructions:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. 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.
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FAQ

What is the temperature in December in Santa Cruz da Trapa?

In December, in Santa Cruz da Trapa, the average high-temperature is 12.8°C (55°F), and the average low-temperature is 5.6°C (42.1°F).

What is the average humidity in December in Santa Cruz da Trapa?

The average relative humidity in December in Santa Cruz da Trapa, Portugal, is 81%.

How many days does it rain in December in Santa Cruz da Trapa?

In December, the rain falls for 11.6 days. Throughout December, 89mm (3.5") of precipitation is accumulated.

Does it snow in Santa Cruz da Trapa in December?

In December, in Santa Cruz da Trapa, it doesn't snow. November is the latest month when it typically snows.

When it does not snow in Santa Cruz da Trapa?

In Santa Cruz da Trapa, Portugal, snow does not fall in May through October and December.

What is the month with the shortest days in Santa Cruz da Trapa?

December has the shortest days of the year in Santa Cruz da Trapa, with an average of 9.3h of daylight.

How many hours of daylight does Santa Cruz da Trapa have in December?

In Santa Cruz da Trapa, Portugal, the average length of the day in December is 9.3h.

How long on average sun shines in December in Santa Cruz da Trapa?

The average sunshine in December in Santa Cruz da Trapa, Portugal, is 5.6h.

How high is the UV index in December in Santa Cruz da Trapa?

The average daily maximum UV index in December in Santa Cruz da Trapa, Portugal, is 3. A UV Index estimate of 3 to 5 represents a medium health risk from the exposure to the Sun's UV radiation.

Average temperature in December
Santa Cruz da Trapa, Portugal

Average temperature in December - Santa Cruz da Trapa, Portugal
  • Average high temperature in December: 12.8°C

The warmest month (with the highest average high temperature) is August (28.8°C).
The month with the lowest average high temperature is January (12°C).

  • Average low temperature in December: 5.6°C

The month with the highest average low temperature is August (14.3°C).
The coldest month (with the lowest average low temperature) is January (4.3°C).

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Average pressure in December
Santa Cruz da Trapa, Portugal

Average pressure in December - Santa Cruz da Trapa, Portugal
  • Average pressure in December: 1022.7mbar

The month with the highest atmospheric pressure is December (1022.7mbar).
The month with the lowest atmospheric pressure is April (1015.3mbar).

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Average wind speed in December
Santa Cruz da Trapa, Portugal

Average wind speed in December - Santa Cruz da Trapa, Portugal
  • Average wind speed in December: 8.4km/h

The windiest month (with the highest average wind speed) is March (8.8km/h).
The calmest month (with the lowest average wind speed) is September (6.9km/h).

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Average humidity in December
Santa Cruz da Trapa, Portugal

Average humidity in December - Santa Cruz da Trapa, Portugal
  • Average humidity in December: 81%

The month with the highest relative humidity is January (84%).
The month with the lowest relative humidity is August (62%).

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Average rainfall in December
Santa Cruz da Trapa, Portugal

Average rainfall in December - Santa Cruz da Trapa, Portugal
  • Average rainfall in December: 89mm

The wettest month (with the highest rainfall) is November (96mm).
The driest month (with the least rainfall) is July (6mm).

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Average rainfall days in December
Santa Cruz da Trapa, Portugal

Average rainfall days in December - Santa Cruz da Trapa, Portugal
  • Average rainfall days in December: 11.6 days

Months with the highest number of rainy days are January and April (14.7 days).
The month with the least rainy days is August (3.9 days).

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Average snowfall in December
Santa Cruz da Trapa, Portugal

Average snowfall in December - Santa Cruz da Trapa, Portugal
  • Average snowfall in December: 0mm

Months with the highest snowfall are January and March (2mm).
Months with the least snowfall are May, June, July, August, September, October and December (0mm).

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Average snowfall days in December
Santa Cruz da Trapa, Portugal

Average snowfall days in December - Santa Cruz da Trapa, Portugal
  • Average snowfall days in December: 0 days

Months with the highest number of snowfall days are January, February and March (0.3 days).
Months with the least snowfall days are May, June, July, August, September, October and December (0 days).

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Average daylight in December /
Average sunshine in December
Santa Cruz da Trapa, Portugal

Average daylight in December / Average sunshine in December - Santa Cruz da Trapa, Portugal
  • Average daylight in December: 9.3h

The month with the longest days is June (Average daylight: 15.1h).
The month with the shortest days is December (Average daylight: 9.3h).

  • Average sunshine in December: 5.6h

The month with the most sunshine is July (Average sunshine: 11.4h).
The month with the least sunshine is January (Average sunshine: 5h).

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Average sunshine days in December
Santa Cruz da Trapa, Portugal

Average sunshine days in December - Santa Cruz da Trapa, Portugal
  • Average sunshine days in December: 17.7 days

The month with the most sunshine days is August (25 days).
The month with the least sunshine days is November (13.5 days).

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Average UV index in December
Santa Cruz da Trapa, Portugal

Average UV index in December - Santa Cruz da Trapa, Portugal
  • Average UV index in December: 3

Months with the highest UV index are June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).

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Average cloud cover in December
Santa Cruz da Trapa, Portugal

Average cloud cover in December - Santa Cruz da Trapa, Portugal
  • Average cloud cover in December: 41

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is August (Cloud cover 18).

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Average visibility in December
Santa Cruz da Trapa, Portugal

Average visibility in December - Santa Cruz da Trapa, Portugal
  • Average visibility in December: 8km

Months with the highest visibility are June, July, August and September (9km).
The month with the lowest visibility is January (7km).

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