December weather forecast and climate
Rio de Loba, Portugal

Weather in December

The first month of the winter, December, is also a fresh month in Rio de Loba, Portugal, with average temperature ranging between min 4.2°C (39.6°F) and max 11.6°C (52.9°F).

Temperature

In Rio de Loba, the average high-temperature in December is almost the same as in November - a fresh 11.6°C (52.9°F). In December, in Rio de Loba, the average low-temperature is 4.2°C (39.6°F).

Humidity

In Rio de Loba, the average relative humidity is 83%.

Rainfall

December is the month with the most rainfall. Rain falls for 11.5 days and accumulates 92mm (3.62") of precipitation.

Snowfall

In Rio de Loba snow does not fall in April through October and December.

Daylight

With an average of 9.3h of daylight, December has the shortest days of the year in Rio de Loba, Portugal.

Sunshine

In December, the average sunshine in Rio de Loba is 5.4h.

UV index

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index. A UV Index estimate of 2, and below, represents a low health risk from unprotected exposure to the Sun's UV rays for the ordinary person.
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 solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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. Caution! The reflection of snow can nearly double the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in December in Rio de Loba?

In December, the average high-temperature is 11.6°C (52.9°F), and the average low-temperature is 4.2°C (39.6°F).

What is the average humidity in December in Rio de Loba?

In Rio de Loba, Portugal, the average relative humidity in December is 83%.

How many days does it rain in December in Rio de Loba?

In Rio de Loba, Portugal, in December, during 11.5 rainfall days, 92mm (3.62") of precipitation is typically accumulated.

What is the rainiest month in Rio de Loba?

December is the month with the most rainfall in Rio de Loba. Rain falls for 11.5 days and accumulates 92mm (3.62") of precipitation.

Does it snow in Rio de Loba in December?

In December, it doesn't snow. November is the latest month when it typically snows.

When it does not snow in Rio de Loba?

April through October and December are months without snowfall.

What is the month with the shortest days in Rio de Loba?

With an average of 9.3h of daylight, December has the shortest days of the year in Rio de Loba.

How many hours of daylight does Rio de Loba have in December?

In December, the average length of the day in Rio de Loba, Portugal, is 9.3h.

How long on average sun shines in December in Rio de Loba?

The average sunshine in December in Rio de Loba is 5.4h.

What is the month with the lowest UV index in Rio de Loba?

January, February, November and December, with an average maximum UV index of 2, are months with the lowest UV index in Rio de Loba.

What is the UV index intensity in December in Rio de Loba?

In December, the average daily maximum UV index in Rio de Loba is 2. A UV Index value of 2, and less, symbolizes a minimal health vulnerability from unprotected exposure to the UV radiation.

Average temperature in December
Rio de Loba, Portugal

Average temperature in December - Rio de Loba, Portugal
  • Average high temperature in December: 11.6°C

The warmest month (with the highest average high temperature) is August (29.6°C).
The month with the lowest average high temperature is January (10.7°C).

  • Average low temperature in December: 4.2°C

The month with the highest average low temperature is August (13.5°C).
The coldest month (with the lowest average low temperature) is January (3.1°C).

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Average pressure in December
Rio de Loba, Portugal

Average pressure in December - Rio de Loba, Portugal
  • Average pressure in December: 1022.9mbar

The month with the highest atmospheric pressure is December (1022.9mbar).
The month with the lowest atmospheric pressure is April (1015.2mbar).

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Average wind speed in December
Rio de Loba, Portugal

Average wind speed in December - Rio de Loba, Portugal
  • Average wind speed in December: 8.6km/h

The windiest month (with the highest average wind speed) is March (9.1km/h).
The calmest month (with the lowest average wind speed) is September (7km/h).

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Average humidity in December
Rio de Loba, Portugal

Average humidity in December - Rio de Loba, Portugal
  • Average humidity in December: 83%

The month with the highest relative humidity is January (85%).
The month with the lowest relative humidity is August (57%).

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Average rainfall in December
Rio de Loba, Portugal

Average rainfall in December - Rio de Loba, Portugal
  • Average rainfall in December: 92mm

The wettest month (with the highest rainfall) is December (92mm).
The driest month (with the least rainfall) is July (6mm).

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Average rainfall days in December
Rio de Loba, Portugal

Average rainfall days in December - Rio de Loba, Portugal
  • Average rainfall days in December: 11.5 days

The month with the highest number of rainy days is November (15.5 days).
The month with the least rainy days is August (3.3 days).

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Average snowfall in December
Rio de Loba, Portugal

Average snowfall in December - Rio de Loba, Portugal
  • Average snowfall in December: 0mm

Months with the highest snowfall are January and February (3mm).
Months with the least snowfall are April, May, June, July, August, September, October and December (0mm).

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Average snowfall days in December
Rio de Loba, Portugal

Average snowfall days in December - Rio de Loba, Portugal
  • Average snowfall days in December: 0.1 days

The month with the highest number of snowfall days is January (0.4 days).
Months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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Average daylight in December /
Average sunshine in December
Rio de Loba, Portugal

Average daylight in December / Average sunshine in December - Rio de Loba, 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: 5.4h

The month with the most sunshine is July (Average sunshine: 11.5h).
The month with the least sunshine is January (Average sunshine: 4.7h).

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Average sunshine days in December
Rio de Loba, Portugal

Average sunshine days in December - Rio de Loba, Portugal
  • Average sunshine days in December: 18.3 days

The month with the most sunshine days is August (26.8 days).
The month with the least sunshine days is April (13 days).

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Average UV index in December
Rio de Loba, Portugal

Average UV index in December - Rio de Loba, Portugal
  • Average UV index in December: 2

Months with the highest UV index are July and August (UV index 6).
Months with the lowest UV index are January, February, November and December (UV index 2).

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Average cloud cover in December
Rio de Loba, Portugal

Average cloud cover in December - Rio de Loba, Portugal
  • Average cloud cover in December: 44

The month with the most cloud cover is January (Cloud cover 52).
Months with the least cloud cover are July and August (Cloud cover 17).

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Average visibility in December
Rio de Loba, Portugal

Average visibility in December - Rio de Loba, Portugal
  • Average visibility in December: 8km

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

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