December weather forecast
El Salvador, Chile

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Weather in December

December, the first month of the summer in El Salvador, is also an agreeable month, with temperature in the range of an average high of 21.2°C (70.2°F) and an average low of 15.2°C (59.4°F).

Temperature

As November transitions into December, El Salvador records an average high-temperature of a still pleasant 21.2°C (70.2°F), showing a gentle shift from the preceding month. El Salvador, during the month of December, experiences an average low-temperature of 15.2°C (59.4°F).

Humidity

The average relative humidity in December is 71%.

Rainfall

In El Salvador, rain does not fall in January, February, April, September through December.

Daylight

The month with the longest days is December, with an average of 13h and 48min of daylight.
On the first day of December, sunrise is at 06:37 and sunset at 20:17. On the last day of the month, sunrise is at 06:49 and sunset at 20:34 -03.

Sunshine

January, February, November and December, with an average of 9.9h of sunshine, are months with the most sunshine.

UV index

In El Salvador, the average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for average individuals.
Note: In December, an average UV index of 5 transforms into the following instructions:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. To mitigate harm from sun exposure, pick sunglasses offering UVA and UVB defense.
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Frequently asked questions

What is the average December temperature in El Salvador?

In El Salvador, 21.2°C (70.2°F) is the average high-temperature and 15.2°C (59.4°F) is the average low-temperature during December.

What is the average humidity in December in El Salvador?

In El Salvador, the average relative humidity in December is 71%.

What is the driest month in El Salvador?

In El Salvador, Chile, rain does not fall in January, February, April, September through December.

When are the longest days in El Salvador?

December has the longest days of the year in El Salvador, Chile, with an average of 13h and 48min of daylight.

What is the average length of the day in December in El Salvador?

In December, the average day length in El Salvador is 13h and 45min.

When are sunrise and sunset in December in El Salvador?

In December, on the first day of the month, sunrise is at 06:37 and sunset at 20:17. On the last day of the month, in El Salvador, Chile, sunrise is at 06:49 and sunset at 20:34 -03.

What are the months with the most sunshine in El Salvador?

January, February, November and December, with an average of 9.9h of sunshine, are months with the most sunshine in El Salvador, Chile.

How long on average sun shines in December in El Salvador?

In December, the average sunshine duration in El Salvador is 9.9h.

How high is the UV index in December in El Salvador?

In El Salvador, Chile, the average daily maximum UV index in December is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in December
El Salvador, Chile

Average temperature in December - El Salvador, Chile
  • Average high temperature in December: 21.2°C

The warmest month (with the highest average high temperature) is February (23.3°C).
The month with the lowest average high temperature is July (17.8°C).

  • Average low temperature in December: 15.2°C

The month with the highest average low temperature is February (17.1°C).
The coldest month (with the lowest average low temperature) is July (10.8°C).

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Average pressure in December
El Salvador, Chile

Average pressure in December - El Salvador, Chile
  • Average pressure in December: 1014.4mbar

The month with the highest atmospheric pressure is July (1018.2mbar).
The month with the lowest atmospheric pressure is February (1013.5mbar).

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Average wind speed in December
El Salvador, Chile

Average wind speed in December - El Salvador, Chile
  • Average wind speed in December: 10.7km/h

The windiest month (with the highest average wind speed) is September (11.1km/h).
The calmest month (with the lowest average wind speed) is May (8.9km/h).

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Average humidity in December
El Salvador, Chile

Average humidity in December - El Salvador, Chile
  • Average humidity in December: 71%

The month with the highest relative humidity is March (73%).
The month with the lowest relative humidity is July (64%).

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Average rainfall in December
El Salvador, Chile

Average rainfall in December - El Salvador, Chile
  • Average rainfall in December: 0mm

The wettest month (with the highest rainfall) is May (3mm).
The driest months (with the least rainfall) are January, February, April, September, October, November and December (0mm).

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Average rainfall days in December
El Salvador, Chile

Average rainfall days in December - El Salvador, Chile
  • Average rainfall days in December: 1 days

The month with the highest number of rainy days is March (2.3 days).
The month with the least rainy days is October (0.2 days).

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Average daylight in December /
Average sunshine in December
El Salvador, Chile

Average daylight in December / Average sunshine in December - El Salvador, Chile
  • Average daylight in December: 13h and 5min

The month with the longest days is December (Average daylight: 13h and 48min).
The month with the shortest days is June (Average daylight: 10h and 30min).

  • Average sunshine in December: 9h and 5min

The months with the most sunshine are January, February, November and December (Average sunshine: 9h and 54min).
The month with the least sunshine is June (Average sunshine: 9h and 30min).

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Average sunshine days in December
El Salvador, Chile

Average sunshine days in December - El Salvador, Chile
  • Average sunshine days in December: 30 days

The month with the most sunshine days is October (30.8 days).
The month with the least sunshine days is February (27 days).

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Average UV index in December
El Salvador, Chile

Average UV index in December - El Salvador, Chile
  • Average UV index in December: 5

The months with the highest UV index are January and February (UV index 6).
The month with the lowest UV index is July (UV index 4).

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Average cloud cover in December
El Salvador, Chile

Average cloud cover in December - El Salvador, Chile
  • Average cloud cover in December: 6

The months with the most cloud cover are February and May (Cloud cover 10).
The month with the least cloud cover is November (Cloud cover 4).

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Average visibility in December
El Salvador, Chile

Average visibility in December - El Salvador, Chile
  • 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).

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El Salvador, Chile

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