Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average sea temperature in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
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?
What is the least humid month in Puerto de Santiago?
What is the average humidity in December in Puerto de Santiago?
How many days does it rain in December in Puerto de Santiago?
How cold is the water in December in Puerto de Santiago?
What is the month with the shortest days in Puerto de Santiago?
How many hours of daylight does Puerto de Santiago have in December?
What time are sunrise and sunset in December in Puerto de Santiago?
What are the months with the least sunshine in Puerto de Santiago?
How many hours of sunshine does Puerto de Santiago have in December?
What is the month with the lowest UV index in Puerto de Santiago?
How high is the UV index in December in Puerto de Santiago?
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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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: 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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