Contents
- Weather in January
- Frequently asked questions
- Average temperature in January
- Average pressure in January
- Average wind speed in January
- Average humidity in January
- Average rainfall in January
- Average rainfall days in January
- Average daylight in January
- Average sunshine in January
- Average sunshine days in January
- Average UV index in January
- Average cloud cover in January
- Average visibility in January
Weather in January
Temperature
In Villalba, January records the lowest average temperatures, peaking at 81°F (27.2°C) and reaching a low of 71.2°F (21.8°C).Heat index
The average heat index in January is evaluated at a tropical 86°F (30°C). When exposure and activity are sustained, they could induce fatigue, with a chance of heat cramps.From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.
Humidity
The average relative humidity in January is 79%.Rainfall
In Villalba, during January, the rain falls for 16.2 days and regularly aggregates up to 0.91" (23mm) of precipitation. In Villalba, Puerto Rico, during the entire year, the rain falls for 249.1 days and collects up to 28.82" (732mm) of precipitation.Daylight
In Villalba, the average length of the day in January is 11h and 11min.On the first day of January in Villalba, sunrise is at 6:57 am and sunset at 6:01 pm. On the last day of the month, sunrise is at 6:59 am and sunset at 6:19 pm AST.
Sunshine
The average sunshine in January in Villalba, Puerto Rico, is 9.1h.UV index
The months with the lowest UV index in Villalba are January through April, November and December, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for average individuals.Note: An average UV index of 6 in January transforms into this advice:
Shun overexposure. Protection from sun ravages is indispensable. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What part of the year is the coldest in Villalba?
What is the average January temperature in Villalba?
What is the average humidity in January in Villalba?
How much does it rain in Villalba in January?
What is the average length of the day in January in Villalba?
When are sunrise and sunset in January in Villalba?
How many hours of sunshine does Villalba have in January?
What is the month with the lowest UV index in Villalba?
What is the UV index reading in January in Villalba?
Average temperature in January
Villalba, PR
- Average high temperature in January: 81°F
The warmest month (with the highest average high temperature) is August (86.5°F).
The month with the lowest average high temperature is January (81°F).
- Average low temperature in January: 71.2°F
The month with the highest average low temperature is August (76.6°F).
The coldest months (with the lowest average low temperature) are February and March (70.9°F).
Average pressure in January
Villalba, PR
- Average pressure in January: 30.01"Hg
The months with the highest atmospheric pressure are January and February (30.01"Hg).
The months with the lowest atmospheric pressure are October and November (29.9"Hg).
Average wind speed in January
Villalba, PR
- Average wind speed in January: 7mph
The windiest month (with the highest average wind speed) is July (8mph).
The calmest month (with the lowest average wind speed) is November (5.5mph).
Average humidity in January
Villalba, PR
- Average humidity in January: 79%
The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is March (76%).
Average rainfall in January
Villalba, PR
- Average rainfall in January: 0.91"
The wettest month (with the highest rainfall) is September (4.45").
The driest month (with the least rainfall) is February (0.83").
Average rainfall days in January
Villalba, PR
- Average rainfall days in January: 16.2 days
The month with the highest number of rainy days is October (24.8 days).
The month with the least rainy days is February (15 days).
Average daylight in January /
Average sunshine in January
Villalba, PR
- Average daylight in January: 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 January: 9h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is November (Average sunshine: 6h and 54min).
Average sunshine days in January
Villalba, PR
- Average sunshine days in January: 7.4 days
The month with the most sunshine days is March (7.6 days).
The month with the least sunshine days is October (2.6 days).
Average UV index in January
Villalba, PR
- Average UV index in January: 6
The months with the highest UV index are May, June, July, August, September and October (UV index 7).
The months with the lowest UV index are January, February, March, April, November and December (UV index 6).
Average cloud cover in January
Villalba, PR
- Average cloud cover in January: 27
The month with the most cloud cover is May (Cloud cover 34).
The month with the least cloud cover is February (Cloud cover 25).
Average visibility in January
Villalba, 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).
Villalba, Puerto Rico, USA
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