December weather forecast
Pan de Azúcar, Costa Rica

December

Weather in December

December, the first month of the winter in Pan de Azúcar, is also a moderately hot month, with temperature in the range of an average low of 17.2°C (63°F) and an average high of 26.5°C (79.7°F).

Temperature

Pan de Azúcar transitions into December recording an average high-temperature of a still warm 26.5°C (79.7°F), closely aligning with the preceding month's temperature. During the nights in December, Pan de Azúcar experiences a consistent average temperature of 17.2°C (63°F).

Humidity

In December, the average relative humidity is 81%.

Rainfall

In Pan de Azúcar, Costa Rica, in December, it is raining for 18.3 days, with typically 46mm (1.81") of accumulated precipitation. In Pan de Azúcar, Costa Rica, during the entire year, the rain falls for 272 days and collects up to 2217mm (87.28") of precipitation.

Daylight

The month with the shortest days is December, with an average of 11h and 36min of daylight.
On the first day of the month, sunrise is at 05:39 and sunset at 17:14. On the last day of December, in Pan de Azúcar, sunrise is at 05:54 and sunset at 17:27 CST.

Sunshine

In December, the average sunshine is 8.7h.

UV index

January through April, June, July, September, October and December, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The average daily UV index of 6 in December transforms into the following instructions:
Persist with precautions and heed sun safety advice. Prevention of sunburn is compulsory. Minimize exposure to direct sunlight and seek shade from 10 a.m. to 4 p.m., when UV radiation is most intense, but remember that shade structures may not offer complete protection. 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 Pan de Azúcar?
In December, the average high-temperature and low-temperature are 26.5°C (79.7°F) and 17.2°C (63°F) respectively. The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in May is evaluated at 32°C (89.6°F).
What is the average humidity in December in Pan de Azúcar?
In December, the average relative humidity in Pan de Azúcar, Costa Rica, is 81%.
How much does it rain in Pan de Azúcar in December?
In December, the rain falls for 18.3 days. Throughout December, 46mm (1.81") of precipitation is accumulated.
What is the month with the shortest days in Pan de Azúcar?
With an average of 11h and 36min of daylight, December has the shortest days of the year in Pan de Azúcar, Costa Rica.
How many hours of daylight does Pan de Azúcar have in December?
In Pan de Azúcar, Costa Rica, the average day length in December is 11h and 34min.
When is the sunrise / sunset in December in Pan de Azúcar?
In December, on the first day of the month, sunrise is at 05:39 and sunset at 17:14. On the last day of the month, in Pan de Azúcar, sunrise is at 05:54 and sunset at 17:27 CST.
How many hours of sunshine does Pan de Azúcar have in December?
In December, the average sunshine duration is 8.7h.
What are the months with the highest UV index in Pan de Azúcar?
The months with the highest UV index are January through April, June, July, September, October and December, with an average maximum UV index of 6.
What is the UV index reading in December in Pan de Azúcar?
In December, the average daily maximum UV index in Pan de Azúcar is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in December - Pan de Azúcar, Costa Rica
Average temperature in December
Pan de Azúcar, Costa Rica
  • Average high temperature in December: 26.5°C

The warmest months (with the highest average high temperature) are March and April (29.7°C).
The month with the lowest average high temperature is October (25.4°C).

  • Average low temperature in December: 17.2°C

The month with the highest average low temperature is May (19.8°C).
The coldest month (with the lowest average low temperature) is January (16.8°C).

Average pressure in December - Pan de Azúcar, Costa Rica
Average pressure in December
Pan de Azúcar, Costa Rica
  • Average pressure in December: 1011.5mbar

The month with the highest atmospheric pressure is January (1012.1mbar).
The month with the lowest atmospheric pressure is October (1010.7mbar).

Average wind speed in December - Pan de Azúcar, Costa Rica
Average wind speed in December
Pan de Azúcar, Costa Rica
  • Average wind speed in December: 8.7km/h

The windiest month (with the highest average wind speed) is February (10.6km/h).
The calmest month (with the lowest average wind speed) is September (3.8km/h).

Average humidity in December - Pan de Azúcar, Costa Rica
Average humidity in December
Pan de Azúcar, Costa Rica
  • Average humidity in December: 81%

The month with the highest relative humidity is October (89%).
The month with the lowest relative humidity is March (70%).

Average rainfall in December - Pan de Azúcar, Costa Rica
Average rainfall in December
Pan de Azúcar, Costa Rica
  • Average rainfall in December: 46mm

The wettest month (with the highest rainfall) is October (396mm).
The driest month (with the least rainfall) is February (17mm).

Average rainfall days in December - Pan de Azúcar, Costa Rica
Average rainfall days in December
Pan de Azúcar, Costa Rica
  • Average rainfall days in December: 18.3 days

The month with the highest number of rainy days is October (30.2 days).
The month with the least rainy days is February (10.3 days).

Average daylight in December / Average sunshine in December - Pan de Azúcar, Costa Rica
Average daylight in December /
Average sunshine in December
Pan de Azúcar, Costa Rica
  • Average daylight in December: 11h and 4min

The month with the longest days is June (Average daylight: 12h and 42min).
The month with the shortest days is December (Average daylight: 11h and 36min).

  • Average sunshine in December: 8h and 4min

The month with the most sunshine is March (Average sunshine: 9h and 24min).
The month with the least sunshine is October (Average sunshine: 7h and 0min).

Average sunshine days in December - Pan de Azúcar, Costa Rica
Average sunshine days in December
Pan de Azúcar, Costa Rica
  • Average sunshine days in December: 10.1 days

The month with the most sunshine days is January (16.7 days).
The month with the least sunshine days is September (0.5 days).

Average UV index in December - Pan de Azúcar, Costa Rica
Average UV index in December
Pan de Azúcar, Costa Rica
  • Average UV index in December: 6

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

Average cloud cover in December - Pan de Azúcar, Costa Rica
Average cloud cover in December
Pan de Azúcar, Costa Rica
  • Average cloud cover in December: 33

The month with the most cloud cover is October (Cloud cover 54).
The month with the least cloud cover is February (Cloud cover 19).

Average visibility in December - Pan de Azúcar, Costa Rica
Average visibility in December
Pan de Azúcar, Costa Rica
  • Average visibility in December: 9km

The months with the highest visibility are February and March (10km).
The months with the lowest visibility are August, September, October and November (7km).

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