December weather forecast
La Palma, El Salvador

Weather in December

The first month of the winter, December, is still a warm month in La Palma, El Salvador, with temperature in the range of an average low of 16.6°C (61.9°F) and an average high of 28.4°C (83.1°F).

Temperature

In La Palma, the average high-temperature in December is essentially the same as in November - a still moderately hot 28.4°C (83.1°F). The average low-temperature, is 16.6°C (61.9°F).

Heat index

In December, the average heat index is evaluated at a tropical 32.1°C (89.8°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, metabolic differences, pregnancy). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In December, the average relative humidity is 74%.

Rainfall

In December, the rain falls for 2.3 days. Throughout December, 5mm (0.2") of precipitation is accumulated. Throughout the year, there are 181.9 rainfall days, and 1094mm (43.07") of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 11h and 18min of daylight.
On the first day of the month, sunrise is at 06:05 and sunset at 17:26. On the last day of December, in La Palma, sunrise is at 06:20 and sunset at 17:38 CST.

Sunshine

In La Palma, the average sunshine in December is 7.6h.

UV index

January through August, October through December, with an average maximum UV index of 6, are months with the highest UV index in La Palma. A UV Index reading of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in December interpret into the following advice:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in December in La Palma?

In La Palma, in December, the average high-temperature is 28.4°C (83.1°F), and the average low-temperature is 16.6°C (61.9°F). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, in December is evaluated at 32.1°C (89.8°F).

What is the average humidity in December in La Palma?

The average relative humidity in December is 74%.

How much does it rain in La Palma in December?

In La Palma, in December, during 2.3 rainfall days, 5mm (0.2") of precipitation is typically accumulated.

What is the month with the shortest days in La Palma?

The month with the shortest days in La Palma is December, with an average of 11h and 18min of daylight.

What is the average length of the day in December in La Palma?

In December, the average day length in La Palma, El Salvador, is 11h and 18min.

When are sunrise and sunset in December in La Palma?

On the first day of December in La Palma, El Salvador, sunrise is at 06:05 and sunset at 17:26. On the last day of the month, sunrise is at 06:20 and sunset at 17:38 CST.

How many hours of sunshine does La Palma have in December?

The average sunshine duration in December in La Palma, El Salvador, is 7.6h.

What is the month with the highest UV index in La Palma?

The months with the highest UV index in La Palma, El Salvador, are January through August, October through December, with an average maximum UV index of 6.

What is the UV index reading in December in La Palma?

In La Palma, El Salvador, the average daily maximum UV index in December is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in December
La Palma, El Salvador

Average temperature in December - La Palma, El Salvador
  • Average high temperature in December: 28.4°C

The warmest month (with the highest average high temperature) is April (33.2°C).
The month with the lowest average high temperature is October (27.9°C).

  • Average low temperature in December: 16.6°C

The month with the highest average low temperature is May (20.7°C).
The coldest month (with the lowest average low temperature) is January (16.3°C).

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Average pressure in December
La Palma, El Salvador

Average pressure in December - La Palma, El Salvador
  • Average pressure in December: 1013.6mbar

The month with the highest atmospheric pressure is January (1014.2mbar).
The months with the lowest atmospheric pressure are May and October (1011.7mbar).

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Average wind speed in December
La Palma, El Salvador

Average wind speed in December - La Palma, El Salvador
  • Average wind speed in December: 8.1km/h

The windiest month (with the highest average wind speed) is January (9km/h).
The calmest month (with the lowest average wind speed) is September (4.1km/h).

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Average humidity in December
La Palma, El Salvador

Average humidity in December - La Palma, El Salvador
  • Average humidity in December: 74%

The month with the highest relative humidity is October (86%).
The month with the lowest relative humidity is March (63%).

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Average rainfall in December
La Palma, El Salvador

Average rainfall in December - La Palma, El Salvador
  • Average rainfall in December: 5mm

The wettest month (with the highest rainfall) is May (198mm).
The driest month (with the least rainfall) is January (2mm).

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Average rainfall days in December
La Palma, El Salvador

Average rainfall days in December - La Palma, El Salvador
  • Average rainfall days in December: 2.3 days

The month with the highest number of rainy days is September (25.2 days).
The month with the least rainy days is January (1.9 days).

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Average daylight in December /
Average sunshine in December
La Palma, El Salvador

Average daylight in December / Average sunshine in December - La Palma, El Salvador
  • Average daylight in December: 11h and 18min

The month with the longest days is June (Average daylight: 12h and 58min).
The month with the shortest days is December (Average daylight: 11h and 18min).

  • Average sunshine in December: 7h and 36min

The month with the most sunshine is April (Average sunshine: 11h and 18min).
The month with the least sunshine is October (Average sunshine: 7h and 12min).

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Average sunshine days in December
La Palma, El Salvador

Average sunshine days in December - La Palma, El Salvador
  • Average sunshine days in December: 28.5 days

The months with the most sunshine days are January and December (28.5 days).
The month with the least sunshine days is September (3.4 days).

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Average UV index in December
La Palma, El Salvador

Average UV index in December - La Palma, El Salvador
  • Average UV index in December: 6

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

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Average cloud cover in December
La Palma, El Salvador

Average cloud cover in December - La Palma, El Salvador
  • Average cloud cover in December: 20

The month with the most cloud cover is September (Cloud cover 58).
The month with the least cloud cover is January (Cloud cover 17).

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Average visibility in December
La Palma, El Salvador

Average visibility in December - La Palma, El Salvador
  • Average visibility in December: 9km

The months with the highest visibility are February, March and April (10km).
The month with the lowest visibility is September (6km).

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