December weather forecast
Oviedo, Spain

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Alfonso II Square, home to the iconic Cathedral of Oviedo, located in Spain
Alfonso II Square, home to the iconic Cathedral of Oviedo, located in Spain

Weather in December

December brings the winter chill back to Oviedo. The mercury dips, marking a notable reduction in temperatures. December witnesses a winter wonder as the year’s highest rainfall of 96mm (3.78") showers in 18.6 days, replacing the mild precipitation witnessed in November. Despite the winter chills, outdoor activities continue in full swing, courtesy of 9 hours of daylight. As December ends and rolls into January, the temperature remains persistent, promising another year of diverse weather landscapes in Oviedo.

Temperature

Oviedo starts December with an average high-temperature of a still cool 11.2°C (52.2°F), a minor shift from November's 12.7°C (54.9°F). The nights of December anticipate an average low-temperature of 5.1°C (41.2°F).

Humidity

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

Rainfall

In Oviedo, in December, during 15 rainfall days, 69mm (2.72") of precipitation is typically accumulated. Throughout the year, there are 198.5 rainfall days, and 726mm (28.58") of precipitation is accumulated.

Snowfall

January through March and December are months with snowfall. December is the first month it typically snows in Oviedo. Throughout December, in the average 0.5 snowfall days, it receives 2mm (0.08") of snow. Throughout the year, in Oviedo, there are 2.3 snowfall days, and 32mm (1.26") of snow is accumulated.

Sea temperature

In December, the average sea temperature in Oviedo is 14°C (57.2°F).
Note: In 14°C (57.2°F), cold shock and rapid breathing can occur when swimming at temperatures below 10°C (50°F).

Daylight

With an average of 9h and 0min of daylight, December has the shortest days of the year in Oviedo.
On the first day of the month, sunrise is at 08:36 and sunset at 17:48. On the last day of December, in Oviedo, sunrise is at 08:55 and sunset at 17:57 CET.

Sunshine

With an average of 5.9h of sunshine, December has the least sunshine of the year in Oviedo, Spain.

UV index

In December, the average daily maximum UV index is 3. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: A daily high UV index of 3 in December leads to these guidelines:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. Being in direct Sun during midday can be harmful due to intense solar radiation; take precautions. Always opt for UVA and UVB-resistant sunglasses on radiant days. Notice! The UV radiation of the Sun can be intensified nearly twofold due to the reflective quality of snow.
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Frequently asked questions

What are the temperatures in Oviedo in December?

In Oviedo, in December, the average high-temperature is 11.2°C (52.2°F), and the average low-temperature is 5.1°C (41.2°F).

What is the average humidity in December in Oviedo?

The average relative humidity in December is 79%.

How much does it rain in Oviedo in December?

In Oviedo, Spain, in December, during 15 rainfall days, 69mm (2.72") of precipitation is typically accumulated.

When does it start to snow in Oviedo?

December is the first month it typically snows in Oviedo. Throughout December, in the average 0.5 snowfall days, it receives 2mm (0.08") of snow.

What is the water temperature in December in Oviedo?

In Oviedo, the average seawater temperature in December is 14°C (57.2°F). Swimming in 14°C (57.2°F) is considered life-threatening. Even a few minutes in 13°C (55.4°F) water is uncomfortable, and swimming below 10°C (50°F) may cause total loss of breathing control and cold shock, depending on a person's physique.

What is the month with the shortest days in Oviedo?

With an average of 9h and 0min of daylight, December has the shortest days of the year in Oviedo, Spain.

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

In Oviedo, the average day length in December is 9h and 2min.

When is the sunrise / sunset in December in Oviedo?

In December, on the first day of the month, sunrise is at 08:36 and sunset at 17:48. On the last day of the month, sunrise is at 08:55 and sunset at 17:57 CET.

What is the month with the least sunshine in Oviedo?

The month with the least sunshine is December, with an average of 5.9h of sunshine.

How many hours of sunshine does Oviedo have in December?

The average sunshine duration in December in Oviedo, Spain, is 5.9h.

What is the UV index reading in December in Oviedo?

In Oviedo, the average daily maximum UV index in December is 3. A UV Index value of 3 to 5 symbolizes a medium hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
Oviedo, Spain

Average temperature in December - Oviedo, Spain
  • Average high temperature in December: 11.2°C

The warmest month (with the highest average high temperature) is August (22.7°C).
The month with the lowest average high temperature is January (9.9°C).

  • Average low temperature in December: 5.1°C

The month with the highest average low temperature is August (12.8°C).
The coldest month (with the lowest average low temperature) is February (3.5°C).

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Average pressure in December
Oviedo, Spain

Average pressure in December - Oviedo, Spain
  • Average pressure in December: 1021.7mbar

The month with the highest atmospheric pressure is December (1021.7mbar).
The month with the lowest atmospheric pressure is April (1015.6mbar).

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Average wind speed in December
Oviedo, Spain

Average wind speed in December - Oviedo, Spain
  • Average wind speed in December: 10.6km/h

The windiest month (with the highest average wind speed) is February (11.8km/h).
The calmest month (with the lowest average wind speed) is August (7km/h).

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Average humidity in December
Oviedo, Spain

Average humidity in December - Oviedo, Spain
  • Average humidity in December: 79%

The month with the highest relative humidity is June (83%).
The month with the lowest relative humidity is October (76%).

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Average rainfall in December
Oviedo, Spain

Average rainfall in December - Oviedo, Spain
  • Average rainfall in December: 69mm

The wettest month (with the highest rainfall) is November (96mm).
The driest month (with the least rainfall) is September (28mm).

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Average rainfall days in December
Oviedo, Spain

Average rainfall days in December - Oviedo, Spain
  • Average rainfall days in December: 15 days

The month with the highest number of rainy days is April (20.1 days).
The month with the least rainy days is September (13.5 days).

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Average snowfall in December
Oviedo, Spain

Average snowfall in December - Oviedo, Spain
  • Average snowfall in December: 2mm

The month with the highest snowfall is February (12mm).
The months with the least snowfall are April, May, June, July, August, September, October and November (0mm).

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Average snowfall days in December
Oviedo, Spain

Average snowfall days in December - Oviedo, Spain
  • Average snowfall days in December: 0.5 days

The month with the highest number of snowfall days is February (1 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average sea temperature in December
Oviedo, Spain

Average sea temperature in December - Oviedo, Spain
  • Average sea temperature in December: 14°C

The best month for swimming (with the highest average sea temperature) is August (20°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (13°C).

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Average daylight in December /
Average sunshine in December
Oviedo, Spain

Average daylight in December / Average sunshine in December - Oviedo, Spain
  • Average daylight in December: 9h and 0min

The month with the longest days is June (Average daylight: 15h and 18min).
The month with the shortest days is December (Average daylight: 9h and 0min).

  • Average sunshine in December: 5h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 5h and 54min).

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Average sunshine days in December
Oviedo, Spain

Average sunshine days in December - Oviedo, Spain
  • Average sunshine days in December: 14.5 days

The month with the most sunshine days is December (14.5 days).
The month with the least sunshine days is April (7 days).

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Average UV index in December
Oviedo, Spain

Average UV index in December - Oviedo, Spain
  • Average UV index in December: 3

The months with the highest UV index are May, July and August (UV index 5).
The months with the lowest UV index are January, February and November (UV index 2).

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Average cloud cover in December
Oviedo, Spain

Average cloud cover in December - Oviedo, Spain
  • Average cloud cover in December: 39

The month with the most cloud cover is January (Cloud cover 48).
The month with the least cloud cover is September (Cloud cover 31).

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Average visibility in December
Oviedo, Spain

Average visibility in December - Oviedo, Spain
  • Average visibility in December: 9km

The months with the highest visibility are January, February, March, April, September, October, November and December (9km).
The months with the lowest visibility are May, June, July and August (8km).

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Oviedo, Spain

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