December weather forecastAltafulla, Spain

December

Weather in December

December, the first month of the winter in Altafulla, is still a refreshing month, with an average temperature ranging between max 13.4°C (56.1°F) and min 9.2°C (48.6°F).

Temperature

The arrival of December sees a recorded average high-temperature of a still refreshing 13.4°C (56.1°F), showing little divergence from the previous month's conditions. During December, Altafulla perceives a slight decrease in temperature from daytime highs, settling at an average low of 9.2°C (48.6°F).

Humidity

In Altafulla, the average relative humidity in December is 70%.

Rainfall

In Altafulla, Spain, in December, during 5.5 rainfall days, 20mm (0.79") of precipitation is typically accumulated. In Altafulla, during the entire year, the rain falls for 114.8 days and collects up to 354mm (13.94") of precipitation.

Snowfall

April through December are months without snowfall.

Sea temperature

In December, the average sea temperature in Altafulla is 15.5°C (59.9°F).
Note: Most people do not find pleasure in swimming when the water temperature is 15.5°C (59.9°F). Breathing becomes increasingly difficult to manage as the water temperature drops from 21°C (69.8°F) to 15°C (59°F).

Daylight

With an average of 9h and 18min of daylight, December has the shortest days of the year.
On the first day of December, sunrise is at 08:00 and sunset at 17:26. On the last day of the month, sunrise is at 08:19 and sunset at 17:35 CET.

Sunshine

With an average of 6.8h of sunshine, December has the least sunshine of the year in Altafulla.

UV index

The average daily maximum UV index in December in Altafulla is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the average person.
Note: During December, 4 as the daily maximum UV index converts into the following advice:
Take necessary precautions - Suggestions to elude sunburn are provided. Limiting exposure to the direct Sun during midday hours can help prevent harmful UV radiation effects. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.

Updated: Jan 27, 2024
Published by: Weather Atlas | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

The high-temperature in Altafulla during December is 13.4°C (56.1°F) and the low-temperature is 9.2°C (48.6°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in August is evaluated at 29°C (84.2°F).

The average relative humidity in December in Altafulla, Spain, is 70%.

In December, the rain falls for 5.5 days. Throughout December, 20mm (0.79") of precipitation is accumulated.

In Altafulla, snow does not fall in April through December.

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

In Altafulla, the average seawater temperature in December is 15.5°C (59.9°F). For most, swimming in 15.5°C (59.9°F) is not an enjoyable activity. Furthermore, controlling your breathing becomes progressively more difficult as the water temperature decreases from 21°C (69.8°F) to 15°C (59°F).

The month with the shortest days in Altafulla, Spain, is December, with an average of 9h and 18min of daylight.

In Altafulla, the average day length in December is 9h and 16min.

In December, on the first day of the month, sunrise is at 08:00 and sunset at 17:26. On the last day of the month, in Altafulla, Spain, sunrise is at 08:19 and sunset at 17:35 CET.

December has the least sunshine of the year in Altafulla, with an average of 6.8h of sunshine.

In December, the average sunshine duration is 6.8h.

In Altafulla, Spain, the average daily maximum UV index in December is 4. A UV Index estimate of 3 to 5 represents a moderate health threat from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year J F M A M J J A S O N December

Nov

December

Jan

Average high temperature

16.4°C

13.4°C

12.5°C

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

18.6km/h

17.7km/h

18.9km/h

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average snowfall

Average snowfall days

0.1

Average sea temperature

Average daylight

Average sunshine

Average sunshine days

20.4

24.4

22.4

Average UV index

Average cloud cover

Average visibility

Average temperature in December
Altafulla, Spain

Average high temperature in December: 13.4°C

The warmest month (with the highest average high temperature) is August (27.3°C).
The month with the lowest average high temperature is January (12.5°C).

Average low temperature in December: 9.2°C

The month with the highest average low temperature is August (22.4°C).
The coldest months (with the lowest average low temperature) are January and February (7.8°C).

Average pressure in December
Altafulla, Spain

Average pressure in December: 1021mbar

The month with the highest atmospheric pressure is December (1021mbar).
The month with the lowest atmospheric pressure is April (1014.7mbar).

Average wind speed in December
Altafulla, Spain

Average wind speed in December: 16.2km/h

The windiest month (with the highest average wind speed) is January (17.7km/h).
The calmest month (with the lowest average wind speed) is August (10.7km/h).

Average humidity in December
Altafulla, Spain

Average humidity in December: 70%

The month with the highest relative humidity is April (72%).
The months with the lowest relative humidity are February, June and November (68%).

Average rainfall in December
Altafulla, Spain

Average rainfall in December: 20mm

The wettest month (with the highest rainfall) is October (51mm).
The driest month (with the least rainfall) is February (13mm).

Average rainfall days in December
Altafulla, Spain

Average rainfall days in December: 5.5 days

The month with the highest number of rainy days is September (13.2 days).
The month with the least rainy days is December (5.5 days).

Average snowfall in December
Altafulla, Spain

Average snowfall in December: 0mm

The month with the highest snowfall is February (4mm).
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0mm).

Average snowfall days in December
Altafulla, Spain

Average snowfall days in December: 0 days

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

Average sea temperature in December
Altafulla, Spain

Average sea temperature in December: 15.5°C

The best month for swimming (with the highest average sea temperature) is August (24.9°C).
The coldest month (with the lowest average sea temperature) is February (13.2°C).

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

Average daylight in December: 9h and 18min

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 18min).

Average sunshine in December: 6h and 48min

The month with the most sunshine is June (Average sunshine: 11h and 54min).
The month with the least sunshine is December (Average sunshine: 6h and 48min).

Average sunshine days in December
Altafulla, Spain

Average sunshine days in December: 24.4 days

The month with the most sunshine days is December (24.4 days).
The month with the least sunshine days is September (13 days).

Average UV index in December
Altafulla, Spain

Average UV index in December: 4

The months with the highest UV index are May, June, July, August and September (UV index 6).
The month with the lowest UV index is January (UV index 3).

Average cloud cover in December
Altafulla, Spain

Average cloud cover in December: 23

The month with the most cloud cover is April (Cloud cover 29).
The month with the least cloud cover is July (Cloud cover 14).

Average visibility in December
Altafulla, Spain

Average visibility in December: 10km

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