December weather forecast
Puerto de Santiago, Spain

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Weather in December

The first month of the winter, December, is also an agreeable month in Puerto de Santiago, Spain, with an average temperature ranging between max 20.6°C (69.1°F) and min 18.5°C (65.3°F).

Temperature

The arrival of December marks a slight shift to an average high-temperature of a still pleasant 20.6°C (69.1°F) from November's 21.7°C (71.1°F). Puerto de Santiago notes a consistent average low-temperature of 18.5°C (65.3°F) during December nights.

Humidity

The months with the lowest humidity are January, February and December, with an average relative humidity of 69%.

Rainfall

In Puerto de Santiago, in December, during 2.4 rainfall days, 2mm (0.08") of precipitation is typically accumulated. In Puerto de Santiago, during the entire year, the rain falls for 23.8 days and collects up to 19mm (0.75") of precipitation.

Sea temperature

In December, the average sea temperature in Puerto de Santiago is 20°C (68°F).
Note: Swimming is not a pleasurable activity for the majority in water at 20°C (68°F). Breathing control gets harder as the water temperature dips from 21°C (69.8°F) to 15°C (59°F).

Daylight

The month with the shortest days in Puerto de Santiago is December, with an average of 10h and 24min of daylight.
On the first day of December, sunrise is at 07:42 and sunset at 18:10. On the last day of the month, sunrise is at 07:59 and sunset at 18:22 WET.

Sunshine

March, April and December, with an average of 9.5h of sunshine, are months with the least sunshine.

UV index

January through March and December, with an average maximum UV index of 5, are months with the lowest UV index in Puerto de Santiago, Spain. A UV Index value of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: The daily high UV index of 5 during December translates into the following recommendations:
Take precautions. Light skin individuals may get burned in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Wearing a wide-brim hat can block approximately 50% of UV radiation, protecting the eyes.

Frequently asked questions

What is the temperature in December in Puerto de Santiago?

In Puerto de Santiago, 20.6°C (69.1°F) is the average high-temperature and 18.5°C (65.3°F) is the average low-temperature during December.

What is the least humid month in Puerto de Santiago?

The months with the lowest humidity are January, February and December, with an average relative humidity of 69%.

What is the average humidity in December in Puerto de Santiago?

The average relative humidity in December in Puerto de Santiago is 69%.

How many days does it rain in December in Puerto de Santiago?

In Puerto de Santiago, in December, during 2.4 rainfall days, 2mm (0.08") of precipitation is typically accumulated.

How cold is the water in December in Puerto de Santiago?

In December, the average sea temperature in Puerto de Santiago is 20°C (68°F). Swimming in 20°C (68°F) is not enjoyable for the majority. Controlling breathing becomes progressively more difficult as surface water temperature decreases below 21°C (69.8°F).

What is the month with the shortest days in Puerto de Santiago?

December has the shortest days of the year in Puerto de Santiago, with an average of 10h and 24min of daylight.

How many hours of daylight does Puerto de Santiago have in December?

In December, the average day length is 10h and 23min.

What time are sunrise and sunset in December in Puerto de Santiago?

On the first day of December in Puerto de Santiago, Spain, sunrise is at 07:42 and sunset at 18:10. On the last day of the month, sunrise is at 07:59 and sunset at 18:22 WET.

What are the months with the least sunshine in Puerto de Santiago?

The months with the least sunshine in Puerto de Santiago, Spain, are March, April and December, with an average of 9.5h of sunshine.

How many hours of sunshine does Puerto de Santiago have in December?

The average sunshine duration in December in Puerto de Santiago, Spain, is 9.5h.

What is the month with the lowest UV index in Puerto de Santiago?

The months with the lowest UV index in Puerto de Santiago, Spain, are January through March and December, with an average maximum UV index of 5.

How high is the UV index in December in Puerto de Santiago?

In December, the average daily maximum UV index in Puerto de Santiago, Spain, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from unprotected exposure to UV radiation.

Average temperature in December
Puerto de Santiago, Spain

Average temperature in December - Puerto de Santiago, Spain
  • Average high temperature in December: 20.6°C

The warmest month (with the highest average high temperature) is August (25.3°C).
The month with the lowest average high temperature is February (18.9°C).

  • Average low temperature in December: 18.5°C

The month with the highest average low temperature is September (22.3°C).
The coldest month (with the lowest average low temperature) is February (16.4°C).

Average pressure in December
Puerto de Santiago, Spain

Average pressure in December - Puerto de Santiago, Spain
  • Average pressure in December: 1021.2mbar

The month with the highest atmospheric pressure is January (1022.5mbar).
The month with the lowest atmospheric pressure is August (1016.2mbar).

Average wind speed in December
Puerto de Santiago, Spain

Average wind speed in December - Puerto de Santiago, Spain
  • Average wind speed in December: 17.6km/h

The windiest month (with the highest average wind speed) is July (21.2km/h).
The calmest month (with the lowest average wind speed) is October (13.5km/h).

Average humidity in December
Puerto de Santiago, Spain

Average humidity in December - Puerto de Santiago, Spain
  • Average humidity in December: 69%

The months with the highest relative humidity are June and September (76%).
The months with the lowest relative humidity are January, February and December (69%).

Average rainfall in December
Puerto de Santiago, Spain

Average rainfall in December - Puerto de Santiago, Spain
  • Average rainfall in December: 2mm

The wettest month (with the highest rainfall) is October (4mm).
The driest months (with the least rainfall) are May and July (0mm).

Average rainfall days in December
Puerto de Santiago, Spain

Average rainfall days in December - Puerto de Santiago, Spain
  • Average rainfall days in December: 2.4 days

The months with the highest number of rainy days are March and April (3.8 days).
The month with the least rainy days is July (0.6 days).

Average sea temperature in December
Puerto de Santiago, Spain

Average sea temperature in December - Puerto de Santiago, Spain
  • Average sea temperature in December: 20°C

The best months for swimming (with the highest average sea temperature) are August, September and October (23°C).
The coldest months (with the lowest average sea temperature) are January, February, March and April (19°C).

Average daylight in December /
Average sunshine in December
Puerto de Santiago, Spain

Average daylight in December / Average sunshine in December - Puerto de Santiago, Spain
  • Average daylight in December: 10h and 2min

The month with the longest days is June (Average daylight: 13h and 54min).
The month with the shortest days is December (Average daylight: 10h and 24min).

  • Average sunshine in December: 9h and 3min

The month with the most sunshine is July (Average sunshine: 10h and 6min).
The months with the least sunshine are March, April and December (Average sunshine: 9h and 30min).

Average sunshine days in December
Puerto de Santiago, Spain

Average sunshine days in December - Puerto de Santiago, Spain
  • Average sunshine days in December: 27.8 days

The month with the most sunshine days is July (30.8 days).
The month with the least sunshine days is February (24.8 days).

Average UV index in December
Puerto de Santiago, Spain

Average UV index in December - Puerto de Santiago, Spain
  • Average UV index in December: 5

The months with the highest UV index are April, May, June, July, August, September, October and November (UV index 6).
The months with the lowest UV index are January, February, March and December (UV index 5).

Average cloud cover in December
Puerto de Santiago, Spain

Average cloud cover in December - Puerto de Santiago, Spain
  • Average cloud cover in December: 14

The months with the most cloud cover are March, April, November and December (Cloud cover 14).
The month with the least cloud cover is July (Cloud cover 4).

Average visibility in December
Puerto de Santiago, Spain

Average visibility in December - Puerto de Santiago, 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).

Puerto de Santiago, Spain

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