January weather forecastMaricao, PR

January

Weather in January

The weather in Maricao, Puerto Rico, starts off the year gently. This month sees relative humidity of 78% and an average UV index of 6. A remarkable characteristic of January is an increased wind gust speed, with top speeds reaching 13mph (20.9km/h). Constancy permeates the weather scenario, with minimal changes in daylight hours, sunshine duration, or cloud cover. Following January, noticeably heavier rainfall can be expected to hit the region.

Temperature

As January takes its course, Maricao's average high-temperature registers at a still moderately hot 81.1°F (27.3°C), closely aligning with the preceding month. During the month of January, Maricao identifies an average nighttime low-temperature of 72.7°F (22.6°C), slightly lower than its daytime counterpart.

Heat index

January's mean heat index is appraised at a hot 86°F (30°C). Prolonged exposure and physical activity might induce exhaustion, potentially causing heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

The average relative humidity in January is 78%.

Rainfall

The month with the least rainfall is January, when the rain falls for 14.6 days and typically collects 1.02" (26mm) of precipitation.

Daylight

In Maricao, Puerto Rico, the average length of the day in January is 11h and 11min.
On the first day of January, sunrise is at 6:59 am and sunset at 6:03 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:21 pm AST.

Sunshine

In Maricao, the average sunshine in January is 9.2h.

UV index

The months with the lowest UV index are January through March and December, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during January translates into the following guidance:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.

Updated: Aug 1, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

During January, Maricao experiences an average high-temperature of 81.1°F (27.3°C) and a low-temperature of 72.7°F (22.6°C). In January, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 86°F (30°C).

In January, the average relative humidity is 78%.

January is the month with the least rainfall. Rain falls for 14.6 days and accumulates 1.02" (26mm) of precipitation.

In Maricao, Puerto Rico, in January, during 14.6 rainfall days, 1.02" (26mm) of precipitation is typically accumulated.

The average day length in January is 11h and 11min.

On the first day of January, sunrise is at 6:59 am and sunset at 6:03 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:21 pm AST.

In January, the average sunshine duration is 9.2h.

January through March and December, with an average maximum UV index of 6, are months with the lowest UV index.

In January, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Today

Tomorrow

Long-term

Year January F M A M J J A S O N D

Dec

January

Feb

Average high temperature

81.7°F

81.1°F

Average low temperature

Average pressure

Average wind speed

Average max. wind speed

9.6mph

9.3mph

Average wind speed gusts

Average humidity

Average rainfall

Average rainfall days

Average daylight

Average sunshine

Average sunshine days

12.3

13.1

10.4

Average UV index

Average cloud cover

23%

Average visibility

6mi

Average temperature in January
Maricao, PR

Average high temperature in January: 81.1°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 January: 72.7°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 January
Maricao, PR

Average pressure in January: 30.01"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 January
Maricao, PR

Average wind speed in January: 8.8mph

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 January
Maricao, PR

Average humidity in January: 78%

The month with the highest relative humidity is November (80%).
The month with the lowest relative humidity is March (76%).

Average rainfall in January
Maricao, PR

Average rainfall in January: 1.02"

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 January
Maricao, PR

Average rainfall days in January: 14.6 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 January /
Average sunshine in January
Maricao, PR

Average daylight in January: 11h and 12min

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 January: 9h and 12min

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 January
Maricao, PR

Average sunshine days in January: 13.1 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 January
Maricao, PR

Average UV index in January: 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 January
Maricao, PR

Average cloud cover in January: 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 January
Maricao, PR

Average visibility in January: 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).