December weather forecast
Cedro, Costa Rica

December

Weather in December

The first month of the winter, December, is also a moderately hot month in Cedro, Costa Rica, with an average temperature varying between 17.2°C (63°F) and 26.5°C (79.7°F).

Temperature

On the advent of December, Cedro's average high-temperature exhibits a minor adjustment to a still moderately hot 26.5°C (79.7°F) from November's 25.9°C (78.6°F). Cedro observes an average low-temperature of 17.2°C (63°F) during December.

Humidity

The average relative humidity in December is 81%.

Rainfall

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

Daylight

With an average of 11h and 30min of daylight, December has the shortest days of the year.
On the first day of the month, sunrise is at 05:39 and sunset at 17:13. On the last day of December, in Cedro, sunrise is at 05:53 and sunset at 17:26 CST.

Sunshine

In December, the average sunshine in Cedro, Costa Rica, 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 in Cedro. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: A maximum high daily UV index of 6 during December translates into the following directions:
Embrace precautions and observe sun safety norms. Evasion of sunburn is a necessity. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Opt for tightly woven and loose clothing to enhance protection from the Sun.

Frequently asked questions

What are December temperatures in Cedro?
Cedro in December has an average high-temperature of 26.5°C (79.7°F) and an average low-temperature of 17.2°C (63°F). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in May is estimated at 32°C (89.6°F).
What is the average humidity in December in Cedro?
The average relative humidity in December in Cedro, Costa Rica, is 81%.
How much does it rain in Cedro in December?
In Cedro, in December, during 18.3 rainfall days, 46mm (1.81") of precipitation is typically accumulated.
What is the month with the shortest days in Cedro?
December has the shortest days of the year, with an average of 11h and 30min of daylight.
How many hours of daylight does Cedro have in December?
In December, the average day length in Cedro is 11h and 33min.
What time are sunrise and sunset in December in Cedro?
On the first day of December in Cedro, Costa Rica, sunrise is at 05:39 and sunset at 17:13. On the last day of the month, sunrise is at 05:53 and sunset at 17:26 CST.
How long on average sun shines in December in Cedro?
In December, the average sunshine duration in Cedro is 8.7h.
What are the months with the highest UV index in Cedro?
January through April, June, July, September, October and December, with an average maximum UV index of 6, are months with the highest UV index in Cedro.
How high is the UV index in December in Cedro?
The average daily maximum UV index in December is 6. A UV Index reading of 6 to 7 represents a high hazard to health from exposure to Sun's UV rays.
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 - Cedro, Costa Rica
Average temperature in December
Cedro, 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 - Cedro, Costa Rica
Average pressure in December
Cedro, 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 - Cedro, Costa Rica
Average wind speed in December
Cedro, 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 - Cedro, Costa Rica
Average humidity in December
Cedro, 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 - Cedro, Costa Rica
Average rainfall in December
Cedro, 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 - Cedro, Costa Rica
Average rainfall days in December
Cedro, 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 - Cedro, Costa Rica
Average daylight in December /
Average sunshine in December
Cedro, Costa Rica
  • Average daylight in December: 11h and 3min

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 30min).

  • 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 - Cedro, Costa Rica
Average sunshine days in December
Cedro, 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 - Cedro, Costa Rica
Average UV index in December
Cedro, 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 - Cedro, Costa Rica
Average cloud cover in December
Cedro, 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 - Cedro, Costa Rica
Average visibility in December
Cedro, 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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