December weather forecast and climate
Orca, Portugal

Weather in December

The first month of the winter, December, is still a cool month in Orca, Portugal, with average temperature ranging between min 4.9°C (40.8°F) and max 12.6°C (54.7°F).

Temperature

In December, the average high-temperature is practically the same as in November - a cool 12.6°C (54.7°F). In December, in Orca, the average low-temperature is 4.9°C (40.8°F).

Humidity

In December, the average relative humidity in Orca, Portugal, is 79%.

Rainfall

In December, the rain falls for 10.1 days. Throughout December, 57mm (2.24") of precipitation is accumulated. Throughout the year, in Orca, there are 97 rainfall days, and 369mm (14.53") of precipitation is accumulated.

Snowfall

In Orca snow does not fall in February through December.

Daylight

The month with the shortest days in Orca is December, with an average of 9.4h of daylight.

Sunshine

In Orca, the average sunshine is 5.6h.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: In December, the average maximum UV index of 2 translate into the following recommendations:
Extended sun exposure is not an issue for the majority. Children, infants, and fair-skinned individuals always need to be protected. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
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FAQ

What is the temperature in December in Orca?

In Orca, in December, the average high-temperature is 12.6°C (54.7°F), and the average low-temperature is 4.9°C (40.8°F).

What is the average humidity in December in Orca?

In December, the average relative humidity in Orca, Portugal, is 79%.

How many days does it rain in December in Orca?

In Orca, Portugal, in December, it is raining for 10.1 days, with typically 57mm (2.24") of accumulated precipitation.

Does it snow in Orca in December?

In Orca, in December, it doesn't snow. In January, it regularly snows.

When it does not snow in Orca?

February through December are months without snowfall in Orca.

What is the month with the shortest days in Orca?

The month with the shortest days in Orca, Portugal, is December, with an average of 9.4h of daylight.

What is the average length of the day in December in Orca?

The average length of the day in December is 9.4h.

How long on average sun shines in December in Orca?

In December, the average sunshine is 5.6h.

What is the month with the lowest UV index in Orca?

With an average maximum UV index of 2, December is the month with the lowest UV index in Orca.

How high is the UV index in December in Orca?

In Orca, the average daily maximum UV index in December is 2. A UV Index estimate of 2, and below, represents a low health risk from unsafe exposure to the Sun's UV rays.

Average temperature in December
Orca, Portugal

Average temperature in December - Orca, Portugal
  • Average high temperature in December: 12.6°C

The warmest month (with the highest average high temperature) is August (32.8°C).
The month with the lowest average high temperature is January (11.6°C).

  • Average low temperature in December: 4.9°C

The month with the highest average low temperature is July (17.2°C).
The coldest month (with the lowest average low temperature) is January (3.9°C).

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Average pressure in December
Orca, Portugal

Average pressure in December - Orca, Portugal
  • Average pressure in December: 1023mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

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Average wind speed in December
Orca, Portugal

Average wind speed in December - Orca, Portugal
  • Average wind speed in December: 9.5km/h

The windiest month (with the highest average wind speed) is February (11.3km/h).
The calmest month (with the lowest average wind speed) is September (8.3km/h).

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Average humidity in December
Orca, Portugal

Average humidity in December - Orca, Portugal
  • Average humidity in December: 79%

The month with the highest relative humidity is January (82%).
The month with the lowest relative humidity is August (44%).

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Average rainfall in December
Orca, Portugal

Average rainfall in December - Orca, Portugal
  • Average rainfall in December: 57mm

The wettest month (with the highest rainfall) is November (60mm).
The driest months (with the least rainfall) are July and August (3mm).

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Average rainfall days in December
Orca, Portugal

Average rainfall days in December - Orca, Portugal
  • Average rainfall days in December: 10.1 days

The month with the highest number of rainy days is November (12.3 days).
The month with the least rainy days is August (1.5 days).

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Average snowfall in December
Orca, Portugal

Average snowfall in December - Orca, Portugal
  • Average snowfall in December: 0mm

The month with the highest snowfall is January (1mm).
Months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0mm).

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Average snowfall days in December
Orca, Portugal

Average snowfall days in December - Orca, Portugal
  • Average snowfall days in December: 0 days

Months with the highest number of snowfall days are January and March (0.1 days).
Months with the least snowfall days are February, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in December /
Average sunshine in December
Orca, Portugal

Average daylight in December / Average sunshine in December - Orca, 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: 5.6h

Months with the most sunshine are July and August (Average sunshine: 11.8h).
The month with the least sunshine is January (Average sunshine: 5.2h).

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Average sunshine days in December
Orca, Portugal

Average sunshine days in December - Orca, Portugal
  • Average sunshine days in December: 19.9 days

The month with the most sunshine days is August (28.3 days).
The month with the least sunshine days is April (16.6 days).

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Average UV index in December
Orca, Portugal

Average UV index in December - Orca, Portugal
  • Average UV index in December: 2

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

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Average cloud cover in December
Orca, Portugal

Average cloud cover in December - Orca, Portugal
  • Average cloud cover in December: 38

The month with the most cloud cover is January (Cloud cover 42).
Months with the least cloud cover are July and August (Cloud cover 8).

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Average visibility in December
Orca, Portugal

Average visibility in December - Orca, Portugal
  • Average visibility in December: 9km

Months with the highest visibility are June, July, August and September (10km).
The month with the lowest visibility is January (8km).

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