Contents
- Weather in December
- Frequently asked questions
- Average temperature in December
- Average pressure in December
- Average wind speed in December
- Average humidity in December
- Average rainfall in December
- Average rainfall days in December
- Average daylight in December
- Average sunshine in December
- Average sunshine days in December
- Average UV index in December
- Average cloud cover in December
- Average visibility in December
Weather in December
Temperature
Maricao's December average high-temperature settles at a still warm 81.7°F (27.6°C), showing a near match with the preceding month. A mean low-temperature of 74.3°F (23.5°C) is a distinguishing feature of December, indicating a slight dip from daytime highs.Heat index
The heat index value during December is appraised at a tropical 87.8°F (31°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.Heat index readings emphasize conditions of light breezes and shaded spots. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. When in direct sunlight, one should be cautious as it can raise the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
Humidity
In Maricao, the average relative humidity in December is 78%.Rainfall
In Maricao, in December, during 15 rainfall days, 1.38" (35mm) of precipitation is typically accumulated. Throughout the year, in Maricao, there are 225.3 rainfall days, and 35.04" (890mm) of precipitation is accumulated.Daylight
December has the shortest days of the year in Maricao, with an average of 11h and 6min of daylight.On the first day of December, sunrise is at 6:43 am and sunset at 5:50 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:03 pm AST.
Sunshine
In Maricao, the average sunshine in December is 7.4h.UV index
January through March and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to UV radiation for ordinary individuals.Note: An average maximum UV index of 6 in December leads to these recommendations:
Adopt measures and apply sun safety strategies. Shielding from skin and eye damage is necessary. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.
Frequently asked questions
What are the temperatures in Maricao in December?
What is the average humidity in December in Maricao?
How many days does it rain in December in Maricao?
What is the month with the shortest days in Maricao?
How many hours of daylight does Maricao have in December?
What time are sunrise and sunset in December in Maricao?
How many hours of sunshine does Maricao have in December?
What is the month with the lowest UV index in Maricao?
What is the UV index reading in December in Maricao?
Average temperature in December
Maricao, PR
- Average high temperature in December: 81.7°F
The warmest months (with the highest average high temperature) are July and August (85.6°F).
The month with the lowest average high temperature is March (81°F).
- Average low temperature in December: 74.3°F
The months with the highest average low temperature are September and October (77.7°F).
The coldest months (with the lowest average low temperature) are February and March (72.1°F).
Average pressure in December
Maricao, PR
- Average pressure in December: 29.98"Hg
The months with the highest atmospheric pressure are January and February (30.01"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).
Average wind speed in December
Maricao, PR
- Average wind speed in December: 9.1mph
The windiest month (with the highest average wind speed) is December (9.1mph).
The calmest month (with the lowest average wind speed) is October (6.4mph).
Average humidity in December
Maricao, PR
- Average humidity in December: 78%
The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is March (76%).
Average rainfall in December
Maricao, PR
- Average rainfall in December: 1.38"
The wettest month (with the highest rainfall) is May (4.57").
The driest month (with the least rainfall) is January (1.02").
Average rainfall days in December
Maricao, PR
- Average rainfall days in December: 15 days
The month with the highest number of rainy days is May (22.7 days).
The month with the least rainy days is February (13.4 days).
Average daylight in December /
Average sunshine in December
Maricao, PR
- Average daylight in December: 11h and 1min
The month with the longest days is June (Average daylight: 13h and 12min).
The month with the shortest days is December (Average daylight: 11h and 6min).
- Average sunshine in December: 7h and 2min
The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is November (Average sunshine: 6h and 54min).
Average sunshine days in December
Maricao, PR
- Average sunshine days in December: 12.3 days
The month with the most sunshine days is January (13.1 days).
The months with the least sunshine days are October and November (6.5 days).
Average UV index in December
Maricao, PR
- Average UV index in December: 6
The months with the highest UV index are April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February, March and December (UV index 6).
Average cloud cover in December
Maricao, PR
- Average cloud cover in December: 23
The month with the most cloud cover is May (Cloud cover 30).
The months with the least cloud cover are January, February, September and December (Cloud cover 23).
Average visibility in December
Maricao, PR
- Average visibility in December: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
Maricao, Puerto Rico, USA
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