December weather forecastReíllo, Spain

December

Weather in December

December, the first month of the winter in Reíllo, is also a frosty month, with an average temperature fluctuating between 1.3°C (34.3°F) and 8.7°C (47.7°F).

Temperature

The shift into December reveals an average high-temperature of a chilly 8.7°C (47.7°F), closely mirroring November's climate. In the month of December, Reíllo's average low-temperature falls to a wintry 1.3°C (34.3°F).

Humidity

The average relative humidity in December in Reíllo is 75%.

Rainfall

In Reíllo, in December, during 7.6 rainfall days, 28mm (1.1") of precipitation is typically accumulated. Throughout the year, there are 116.2 rainfall days, and 340mm (13.39") of precipitation is accumulated.

Snowfall

January through May, November and December are months with snowfall. In December, in Reíllo, Spain, it is snowing for 2.1 days. Throughout December, 18mm (0.71") of snow is accumulated. Throughout the year, in Reíllo, there are 18.1 snowfall days, and 173mm (6.81") of snow is accumulated.

Daylight

With an average of 9h and 24min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 08:10 and sunset at 17:43. On the last day of December, in Reíllo, sunrise is at 08:28 and sunset at 17:52 CET.

Sunshine

November and December, with an average of 6h of sunshine, are months with the least sunshine in Reíllo, Spain.

UV index

The months with the lowest UV index are January, February, November and December, with an average maximum UV index of 2. A UV Index of 2, and less, symbolizes a low health risk from exposure to the Sun's UV radiation for the average person.
Note: The UV index of 2 in December translates into these instructions:
Prolonged sun exposure generally does not trouble most people. However, it is vital to ensure protection for babies, children, and individuals with sensitive skin. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. Always opt for UVA and UVB-resistant sunglasses on radiant days. Guard yourself! Snow reflection can almost double the UV radiation from the Sun.

Frequently asked questions

During December, Reíllo experiences an average high-temperature of 8.7°C (47.7°F) and a low-temperature of 1.3°C (34.3°F). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is appraised at 30°C (86°F).

The average relative humidity in December in Reíllo is 75%.

In Reíllo, in December, during 7.6 rainfall days, 28mm (1.1") of precipitation is typically accumulated.

In December, in Reíllo, Spain, it is snowing for 2.1 days. Throughout December, 18mm (0.71") of snow is accumulated.

The month with the shortest days in Reíllo, Spain, is December, with an average of 9h and 24min of daylight.

In December, the average day length is 9h and 24min.

On the first day of December in Reíllo, sunrise is at 08:10 and sunset at 17:43. On the last day of the month, sunrise is at 08:28 and sunset at 17:52 CET.

November and December, with an average of 6h of sunshine, are months with the least sunshine in Reíllo, Spain.

The average sunshine duration in December is 6h.

The months with the lowest UV index in Reíllo, Spain, are January, February, November and December, with an average maximum UV index of 2.

The average daily maximum UV index in December in Reíllo, Spain, is 2. A UV Index of 2, and less, symbolizes a minimal hazard to health from exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
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
Reíllo, Spain

  • Average high temperature in December: 8.7°C

The warmest month (with the highest average high temperature) is July (30.2°C).
The month with the lowest average high temperature is January (7.3°C).

  • Average low temperature in December: 1.3°C

The month with the highest average low temperature is July (16.6°C).
The coldest month (with the lowest average low temperature) is January (0.3°C).

Average pressure in December
Reíllo, Spain

  • Average pressure in December: 1023mbar

The month with the highest atmospheric pressure is December (1023mbar).
The month with the lowest atmospheric pressure is April (1014.9mbar).

Average wind speed in December
Reíllo, Spain

  • Average wind speed in December: 11.6km/h

The windiest month (with the highest average wind speed) is February (15km/h).
The calmest month (with the lowest average wind speed) is September (9.8km/h).

Average humidity in December
Reíllo, Spain

  • Average humidity in December: 75%

The month with the highest relative humidity is January (77%).
The month with the lowest relative humidity is July (42%).

Average rainfall in December
Reíllo, Spain

  • Average rainfall in December: 28mm

The wettest month (with the highest rainfall) is April (52mm).
The driest month (with the least rainfall) is July (14mm).

Average rainfall days in December
Reíllo, Spain

  • Average rainfall days in December: 7.6 days

The month with the highest number of rainy days is April (16 days).
The month with the least rainy days is July (4.8 days).

Average snowfall in December
Reíllo, Spain

  • Average snowfall in December: 18mm

The month with the highest snowfall is March (58mm).
The months with the least snowfall are June, July, August, September and October (0mm).

Average snowfall days in December
Reíllo, Spain

  • Average snowfall days in December: 2.1 days

The month with the highest number of snowfall days is January (5.7 days).
The months with the least snowfall days are June, July, August, September and October (0 days).

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

  • Average daylight in December: 9h and 24min

The month with the longest days is June (Average daylight: 15h and 0min).
The month with the shortest days is December (Average daylight: 9h and 24min).

  • Average sunshine in December: 6h and 0min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The months with the least sunshine are November and December (Average sunshine: 6h and 0min).

Average sunshine days in December
Reíllo, Spain

  • Average sunshine days in December: 21.3 days

The month with the most sunshine days is July (23.8 days).
The month with the least sunshine days is April (11.7 days).

Average UV index in December
Reíllo, Spain

  • Average UV index in December: 2

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

Average cloud cover in December
Reíllo, Spain

  • Average cloud cover in December: 36

The month with the most cloud cover is January (Cloud cover 43).
The month with the least cloud cover is July (Cloud cover 9).

Average visibility in December
Reíllo, Spain

  • Average visibility in December: 9km

The months with the highest visibility are May, June, July, August, September and October (10km).
The months with the lowest visibility are January, February, March, April, November and December (9km).