May weather forecast
Jayuya, PR

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Weather in May

May in Jayuya marks a phase of change, with temperatures beginning to rise and rain becoming more recurrent. None of the past months compare with May in terms of rain quantity, registering an elevation to an approximate 2.95in. During this period, the high temperature begins to rev up, reaching 84.4°F (29.1°C) on average. A denser cloud blanket is more noticeable this month, partially obscuring the sun, reflecting in a moderate 10.4 hours of sunshine. Despite the uptick in temperature and rain, the town's mild wind and relatively stable atmospheric conditions prevent weather extremities.

Temperature

Jayuya's shift from April to May is accompanied by an average high-temperature of a still warm 84.4°F (29.1°C), a slight deviation from 82.8°F (28.2°C). Jayuya records an average nighttime low-temperature of 74.1°F (23.4°C) throughout May.

Heat index

The average heat index in May is estimated at a sweltering 95°F (35°C). Take more safety measures, heat exhaustion and heat cramps are potential outcomes. Persistent activity might lead to heatstroke.
Heat index values are typically calculated for conditions of shade and a light breeze. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', takes into account both air temperature and humidity to illustrate what people actually feel. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. With the sun shining directly, it's crucial to understand that it can increase the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Increased relative humidity interferes with body cooling by slowing the rate of evaporation, resulting in a slower body cooling rate and a heightened feeling of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in May is 79%.

Rainfall

In Jayuya, in May, it is raining for 24.6 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, there are 249.1 rainfall days, and 28.82" (732mm) of precipitation is accumulated.

Daylight

In May, the average length of the day is 13h and 0min.
On the first day of the month, sunrise is at 5:58 am and sunset at 6:47 pm. On the last day of May, sunrise is at 5:49 am and sunset at 6:58 pm AST.

Sunshine

The average sunshine in May is 10.4h.

UV index

The months with the highest UV index are May through October, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: The maximum UV index of 7 during May leads to these instructions:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in May?

In May, in Jayuya, the average high-temperature is 84.4°F (29.1°C), and the average low-temperature is 74.1°F (23.4°C). In May, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 95°F (35°C).

What is the average humidity in May?

The average relative humidity in May is 79%.

How many days does it rain in May?

In Jayuya, in May, during 24.6 rainfall days, 2.95" (75mm) of precipitation is typically accumulated.

How many hours of daylight does Jayuya have in May?

In May, the average day length is 13h and 0min.

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 5:58 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 5:49 am and sunset at 6:58 pm AST.

How many hours of sunshine does Jayuya have in May?

The average sunshine duration in May is 10.4h.

When is the highest UV index?

May through October, with an average maximum UV index of 7, are months with the highest UV index.

How high is the UV index in May?

In May, the average daily maximum UV index in Jayuya is 7. A UV Index estimate of 6 to 7 represents a high health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Jayuya, PR

Average temperature in May - Jayuya, PR
  • Average high temperature in May: 84.4°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 May: 74.1°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 May
Jayuya, PR

Average pressure in May - Jayuya, PR
  • Average pressure in May: 29.98"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 May
Jayuya, PR

Average wind speed in May - Jayuya, PR
  • Average wind speed in May: 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 May
Jayuya, PR

Average humidity in May - Jayuya, PR
  • Average humidity in May: 79%

The month with the highest relative humidity is November (81%).
The month with the lowest relative humidity is March (76%).

Average rainfall in May
Jayuya, PR

Average rainfall in May - Jayuya, PR
  • Average rainfall in May: 2.95"

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 May
Jayuya, PR

Average rainfall days in May - Jayuya, PR
  • Average rainfall days in May: 24.6 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 May /
Average sunshine in May
Jayuya, PR

Average daylight in May / Average sunshine in May - Jayuya, PR
  • Average daylight in May: 13h and 0min

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 May: 10h and 2min

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 May
Jayuya, PR

Average sunshine days in May - Jayuya, PR
  • Average sunshine days in May: 2.7 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 May
Jayuya, PR

Average UV index in May - Jayuya, PR
  • Average UV index in May: 7

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 May
Jayuya, PR

Average cloud cover in May - Jayuya, PR
  • Average cloud cover in May: 34

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 May
Jayuya, PR

Average visibility in May - Jayuya, PR
  • Average visibility in May: 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).

Jayuya, Puerto Rico, USA

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