December weather forecastZaragoza, Spain

The towering building of Our Lady of the Pillar Basilica in Zaragosa, Spain, with a bridge across the riverThe towering building of Our Lady of the Pillar Basilica in Zaragosa, Spain, with a bridge across the river

December

Weather in December

Zaragoza closes the year with December, a month that unleashes the full force of winter. Nights become increasingly colder with temperatures often plummeting, especially during late evenings and early mornings. With an average of just 4 hours of sunshine daily and a UV index of 1, this month marks the least amount of sunlight the city sees. It also has a slight decrease in rainfall to 21mm (0.83"). Zaragoza embraces the winter spirit during this period, echoing it through the city's festive atmosphere and weather patterns.

Temperature

The arrival of December in Zaragoza corresponds with a light shift in temperature, down from a mild 14.8°C (58.6°F) in November to a fresh 10.8°C (51.4°F). The average temperature during December nights is registered at a wintry 3.2°C (37.8°F).

Humidity

The most humid month in Zaragoza, Spain, is December, with an average relative humidity of 77%.

Rainfall

In Zaragoza, in December, during 5 rainfall days, 21mm (0.83") of precipitation is typically accumulated. In Zaragoza, during the entire year, the rain falls for 51 days and collects up to 322mm (12.68") of precipitation.

Daylight

With an average of 9h and 12min of daylight, December has the shortest days of the year.
On the first day of December in Zaragoza, Spain, sunrise is at 08:11 and sunset at 17:34. On the last day of the month, sunrise is at 08:30 and sunset at 17:43 CET.

Sunshine

December has the least sunshine of the year in Zaragoza, Spain, with an average of 4h of sunshine.

UV index

The month with the lowest UV index is December, with an average maximum UV index of 1. A UV Index estimate of 2, and below, represents a low health risk from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index of 1 in December interprets into the following recommendations:
Prolonged sun exposure should always be prevented in babies, children, and those with sensitive skin. Midday is the peak time for the Sun's radiation; stay in the shade and protect yourself. Boost your sun resistance with garments that are densely woven yet spacious.

Frequently asked questions

In December, in Zaragoza, the average high-temperature is 10.8°C (51.4°F), and the average low-temperature is 3.2°C (37.8°F). In September, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, is appraised at 28°C (82.4°F).

With an average relative humidity of 77%, December is the most humid month in Zaragoza.

The average relative humidity in December in Zaragoza, Spain, is 77%.

In December, the rain falls for 5 days. Throughout December, 21mm (0.83") of precipitation is accumulated.

The month with the shortest days in Zaragoza is December, with an average of 9h and 12min of daylight.

The average day length in December in Zaragoza, Spain, is 9h and 13min.

In December, on the first day of the month, sunrise is at 08:11 and sunset at 17:34. On the last day of the month, in Zaragoza, sunrise is at 08:30 and sunset at 17:43 CET.

The month with the least sunshine in Zaragoza is December, with an average of 4h of sunshine.

In December, the average sunshine duration in Zaragoza is 4h.

December is the month with the lowest UV index in Zaragoza, Spain, with an average maximum UV index of 1.

The average daily maximum UV index in December is 1. A UV Index of 2, and less, symbolizes a low health risk from unsafe exposure to Sun's UV rays.
Average high temperature
Average low temperature
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average UV index

Average temperature in December
Zaragoza, Spain

  • Average high temperature in December: 10.8°C

The warmest month (with the highest average high temperature) is July (32.4°C).
The month with the lowest average high temperature is January (10.5°C).

  • Average low temperature in December: 3.2°C

The months with the highest average low temperature are July and August (18.3°C).
The coldest month (with the lowest average low temperature) is January (2.7°C).

Average humidity in December
Zaragoza, Spain

  • Average humidity in December: 77%

The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (49%).

Average rainfall in December
Zaragoza, Spain

  • Average rainfall in December: 21mm

The wettest month (with the highest rainfall) is May (44mm).
The driest months (with the least rainfall) are July and August (17mm).

Average rainfall days in December
Zaragoza, Spain

  • Average rainfall days in December: 5 days

The months with the highest number of rainy days are April and May (6 days).
The month with the least rainy days is August (2 days).

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

  • Average daylight in December: 9h and 12min

The month with the longest days is June (Average daylight: 15h and 6min).
The month with the shortest days is December (Average daylight: 9h and 12min).

  • Average sunshine in December: 4h and 0min

The month with the most sunshine is July (Average sunshine: 11h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 0min).

Average UV index in December
Zaragoza, Spain

  • Average UV index in December: 1

The months with the highest UV index are June and July (UV index 9).
The month with the lowest UV index is December (UV index 1).