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 Cabo Rojo, Puerto Rico, the month of January registers the lowest temperatures, averaging 81.3°F (27.4°C) at the peak and 73.8°F (23.2°C) at the lowest.Heat index
January's mean heat index is calculated to be a tropical 86°F (30°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.Take note of the fact that heat index values are based on shaded circumstances with light airflows. 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 'apparent temperature' or 'feels like', measures the perceived warmth when incorporating the humidity present in the air. The individual's impression of temperature can be affected by numerous factors such as metabolic variations, physical exertion, and attire. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young ones often underestimate the need for rest and rehydration. Thirst appears late in dehydration - hence, it is important to keep hydrated, particularly during prolonged physical activities.
Humidity
The average relative humidity in January in Cabo Rojo is 76%.Rainfall
The month with the least rainfall is January, when the rain falls for 13.5 days and typically collects 0.67" (17mm) of precipitation.Daylight
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 6:04 pm. On the last day of the month, sunrise is at 7:01 am and sunset at 6:22 pm AST.
Sunshine
In Cabo Rojo, the average sunshine in January is 9.4h.UV index
January, February and December, with an average maximum UV index of 6, are months with the lowest UV index. A UV Index estimate of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for average individuals.Note: The average daily UV index of 6 in January transforms into the following instructions:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Seek shade and limit direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Keep in mind that shade structures like parasols or canopies do not offer complete sun protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are the coldest months?
What is the average January temperature?
What is the average humidity in January?
What is the driest month?
How many days does it rain in January?
What is the average length of the day in January?
What time are sunrise and sunset in January?
How long on average sun shines in January?
When is the lowest UV index?
What is the UV index intensity in January?
Average temperature in January
Cabo Rojo, PR
- Average high temperature in January: 81.3°F
The warmest month (with the highest average high temperature) is August (85.8°F).
The month with the lowest average high temperature is January (81.3°F).
- Average low temperature in January: 73.8°F
The months with the highest average low temperature are July and August (78.8°F).
The coldest month (with the lowest average low temperature) is February (73.4°F).
Average pressure in January
Cabo Rojo, 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 (29.89"Hg).
Average wind speed in January
Cabo Rojo, PR
- Average wind speed in January: 8.5mph
The windiest month (with the highest average wind speed) is July (8.7mph).
The calmest months (with the lowest average wind speed) are October and November (7mph).
Average humidity in January
Cabo Rojo, PR
- Average humidity in January: 76%
The month with the highest relative humidity is November (78%).
The month with the lowest relative humidity is March (74%).
Average rainfall in January
Cabo Rojo, PR
- Average rainfall in January: 0.67"
The wettest month (with the highest rainfall) is September (3.58").
The driest month (with the least rainfall) is January (0.67").
Average rainfall days in January
Cabo Rojo, PR
- Average rainfall days in January: 13.5 days
The month with the highest number of rainy days is May (24.3 days).
The month with the least rainy days is January (13.5 days).
Average daylight in January /
Average sunshine in January
Cabo Rojo, 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 2min
The month with the most sunshine is June (Average sunshine: 11h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 6min).
Average sunshine days in January
Cabo Rojo, PR
- Average sunshine days in January: 13.5 days
The month with the most sunshine days is January (13.5 days).
The month with the least sunshine days is May (4.7 days).
Average UV index in January
Cabo Rojo, PR
- Average UV index in January: 6
The months with the highest UV index are March, April, May, June, July, August, September, October and November (UV index 7).
The months with the lowest UV index are January, February and December (UV index 6).
Average cloud cover in January
Cabo Rojo, PR
- Average cloud cover in January: 20
The month with the most cloud cover is May (Cloud cover 28).
The months with the least cloud cover are January, February and December (Cloud cover 20).
Average visibility in January
Cabo Rojo, 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).
Cabo Rojo, Puerto Rico, USA
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