December weather forecast and climate
El Jobo, Costa Rica

Weather in December

December, the first month of the winter, in El Jobo, is still a warm month, with average temperature ranging between min 24.3°C (75.7°F) and max 28.8°C (83.8°F).

Temperature

With an average high-temperature of 28.8°C (83.8°F) and an average low-temperature of 24.3°C (75.7°F), December is the coldest month.

Heat index

In December, the average heat index is calculated to a hot 33°C (91.4°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With the 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 'feels like', 'apparent temperature', 'felt air temperature', or 'real feel', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, pregnancy, differences in body mass, height, and shape). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, 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

The average relative humidity in El Jobo is 74%.

Rainfall

In December, in El Jobo, Costa Rica, the rain falls for 20.1 days. Throughout December, 30mm (1.18") of precipitation is accumulated. Throughout the year, in El Jobo, there are 237.9 rainfall days, and 717mm (28.23") of precipitation is accumulated.

Daylight

December has the shortest days of the year, with an average of 11.5h of daylight.

Sunshine

In December, the average sunshine in El Jobo is 7.9h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index in El Jobo. Months with the lowest UV index are January through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from the exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 7 in December interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. A wide-brim hat offers excellent sun protection for eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the coldest month in El Jobo?

With an average high-temperature of 28.8°C (83.8°F) and an average low-temperature of 24.3°C (75.7°F), December is the coldest month in El Jobo, Costa Rica.

What is the temperature in December in El Jobo?

The average high-temperature, in December, in El Jobo, Costa Rica, is 28.8°C (83.8°F), while the average low-temperature is 24.3°C (75.7°F). In December, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), that represents influence of the relative humidity to air temperaure, is evaluated at 33°C (91.4°F).

What is the average humidity in December in El Jobo?

In El Jobo, the average relative humidity in December is 74%.

How many days does it rain in December in El Jobo?

In El Jobo, Costa Rica, in December, it is raining for 20.1 days, with typically 30mm (1.18") of accumulated precipitation.

What is the month with the shortest days in El Jobo?

With an average of 11.5h of daylight, December has the shortest days of the year in El Jobo.

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

In December, the average length of the day is 11.5h.

How many hours of sunshine does El Jobo have in December?

In El Jobo, Costa Rica, the average sunshine in December is 7.9h.

What is the month with the highest UV index in El Jobo?

Months with the highest UV index are January through December, with an average maximum UV index of 7.

When is the lowest UV index in El Jobo?

Months with the lowest UV index in El Jobo, Costa Rica, are January through December, with an average maximum UV index of 7.

What is the UV index intensity in December in El Jobo?

The average daily maximum UV index in December in El Jobo, Costa Rica, is 7. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to the UV radiation.

Average temperature in December
El Jobo, Costa Rica

Average temperature in December - El Jobo, Costa Rica
  • Average high temperature in December: 28.8°C

The warmest month (with the highest average high temperature) is April (31.8°C).
The month with the lowest average high temperature is December (28.8°C).

  • Average low temperature in December: 24.3°C

The month with the highest average low temperature is May (26.3°C).
The coldest months (with the lowest average low temperature) are January, February and December (24.3°C).

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Average pressure in December
El Jobo, Costa Rica

Average pressure in December - El Jobo, Costa Rica
  • Average pressure in December: 1011.2mbar

The month with the highest atmospheric pressure is January (1011.9mbar).
The month with the lowest atmospheric pressure is October (1010.2mbar).

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Average wind speed in December
El Jobo, Costa Rica

Average wind speed in December - El Jobo, Costa Rica
  • Average wind speed in December: 23.7km/h

The windiest month (with the highest average wind speed) is January (26.6km/h).
The calmest month (with the lowest average wind speed) is October (12.3km/h).

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Average humidity in December
El Jobo, Costa Rica

Average humidity in December - El Jobo, Costa Rica
  • Average humidity in December: 74%

The month with the highest relative humidity is October (80%).
Months with the lowest relative humidity are March and April (69%).

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Average rainfall in December
El Jobo, Costa Rica

Average rainfall in December - El Jobo, Costa Rica
  • Average rainfall in December: 30mm

The wettest month (with the highest rainfall) is October (151mm).
The driest month (with the least rainfall) is March (7mm).

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Average rainfall days in December
El Jobo, Costa Rica

Average rainfall days in December - El Jobo, Costa Rica
  • Average rainfall days in December: 20.1 days

The month with the highest number of rainy days is July (27.4 days).
The month with the least rainy days is March (10.6 days).

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Average daylight in December /
Average sunshine in December
El Jobo, Costa Rica

Average daylight in December / Average sunshine in December - El Jobo, Costa Rica
  • Average daylight in December: 11.5h

The month with the longest days is June (Average daylight: 12.8h).
The month with the shortest days is December (Average daylight: 11.5h).

  • Average sunshine in December: 7.9h

The month with the most sunshine is June (Average sunshine: 9.5h).
The month with the least sunshine is January (Average sunshine: 6.9h).

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Average sunshine days in December
El Jobo, Costa Rica

Average sunshine days in December - El Jobo, Costa Rica
  • Average sunshine days in December: 6.9 days

The month with the most sunshine days is March (13.2 days).
The month with the least sunshine days is July (2 days).

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Average UV index in December
El Jobo, Costa Rica

Average UV index in December - El Jobo, Costa Rica
  • Average UV index in December: 7

Months with the highest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).
Months with the lowest UV index are January, February, March, April, May, June, July, August, September, October, November and December (UV index 7).

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Average cloud cover in December
El Jobo, Costa Rica

Average cloud cover in December - El Jobo, Costa Rica
  • Average cloud cover in December: 37

The month with the most cloud cover is July (Cloud cover 51).
The month with the least cloud cover is March (Cloud cover 23).

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Average visibility in December
El Jobo, Costa Rica

Average visibility in December - El Jobo, Costa Rica
  • Average visibility in December: 10km

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

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