May weather forecast
Naguabo, PR

Weather in May

May, the last month of the spring in Naguabo, is another warm month, with an average temperature varying between 81.5°F (27.5°C) and 78.4°F (25.8°C).

Temperature

In Naguabo, the average high-temperature in May is relatively the same as in April - a still warm 81.5°F (27.5°C). In May, the average low-temperature is 78.4°F (25.8°C).

Heat index

The average heat index in May is appraised at a hot 87.4°F (30.8°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature', 'feels like', 'felt air temperature', or 'real feel', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like activity, pregnancy, differences in body mass, height, and shape, and metabolic differences affect individual temperature impact. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

May through August, with an average relative humidity of 79%, are the most humid months in Naguabo.

Rainfall

In May, in Naguabo, the rain falls for 19.8 days. Throughout May, 1.69" (43mm) of precipitation is accumulated. Throughout the year, in Naguabo, there are 216 rainfall days, and 21.5" (546mm) of precipitation is accumulated.

Daylight

In Naguabo, the average length of the day in May is 12h and 59min.
On the first day of May in Naguabo, sunrise is at 5:55 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 6:55 pm AST.

Sunshine

In Naguabo, the average sunshine in May is 10.3h.

UV index

The months with the highest UV index in Naguabo are January, March through December, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 7 in May interpret into the following advice:
Take precautions against overexposure. Protection against sun damage is needed. The Sun's UV radiation is most powerful between 10 a.m. and 4 p.m. To the extent possible, limit exposure to the direct sun during these hours. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure. Tightly woven, loose-fitting clothes provide additional protection from the Sun.
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FAQ

What is the temperature in May in Naguabo?

In Naguabo, Puerto Rico, in May, the average high-temperature is 81.5°F (27.5°C), and the average low-temperature is 78.4°F (25.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines air temperature and relative humidity, in May is appraised at 87.4°F (30.8°C).

What are the most humid months in Naguabo?

The months with the highest humidity are May through August, with an average relative humidity of 79%.

What is the average humidity in May in Naguabo?

In May, the average relative humidity is 79%.

How many days does it rain in May in Naguabo?

In Naguabo, Puerto Rico, in May, during 19.8 rainfall days, 1.69" (43mm) of precipitation is typically accumulated.

How many hours of daylight does Naguabo have in May?

In May, the average day length is 12h and 59min.

When are sunrise and sunset in May in Naguabo?

On the first day of May, sunrise is at 5:55 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:46 am and sunset at 6:55 pm AST.

How long on average sun shines in May in Naguabo?

In Naguabo, Puerto Rico, the average sunshine duration in May is 10.3h.

What are the months with the highest UV index in Naguabo?

The months with the highest UV index are January, March through December, with an average maximum UV index of 7.

How high is the UV index in May in Naguabo?

The average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Naguabo, PR

Average temperature in May - Naguabo, PR
  • Average high temperature in May: 81.5°F

The warmest month (with the highest average high temperature) is August (84.2°F).
The month with the lowest average high temperature is March (79°F).

  • Average low temperature in May: 78.4°F

The months with the highest average low temperature are September and October (80.8°F).
The coldest months (with the lowest average low temperature) are February and March (75.7°F).

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Average pressure in May
Naguabo, PR

Average pressure in May - Naguabo, PR
  • Average pressure in May: 29.98"Hg

The months with the highest atmospheric pressure are January and February (30.02"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).

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Average wind speed in May
Naguabo, PR

Average wind speed in May - Naguabo, PR
  • Average wind speed in May: 10.4mph

The windiest month (with the highest average wind speed) is July (12mph).
The calmest month (with the lowest average wind speed) is October (8.6mph).

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Average humidity in May
Naguabo, PR

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

The months with the highest relative humidity are May, June, July and August (79%).
The months with the lowest relative humidity are February and March (76%).

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Average rainfall in May
Naguabo, PR

Average rainfall in May - Naguabo, PR
  • Average rainfall in May: 1.69"

The wettest month (with the highest rainfall) is August (2.83").
The driest month (with the least rainfall) is February (1.06").

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Average rainfall days in May
Naguabo, PR

Average rainfall days in May - Naguabo, PR
  • Average rainfall days in May: 19.8 days

The month with the highest number of rainy days is August (21.3 days).
The month with the least rainy days is February (13.8 days).

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Average daylight in May /
Average sunshine in May
Naguabo, PR

Average daylight in May / Average sunshine in May - Naguabo, PR
  • Average daylight in May: 12h and 59min

The month with the longest days is June (Average daylight: 13h and 13min).
The month with the shortest days is December (Average daylight: 11h and 4min).

  • Average sunshine in May: 10h and 18min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

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Average sunshine days in May
Naguabo, PR

Average sunshine days in May - Naguabo, PR
  • Average sunshine days in May: 6.9 days

The month with the most sunshine days is March (10 days).
The month with the least sunshine days is November (4.9 days).

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Average UV index in May
Naguabo, PR

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

The months with the highest UV index are January, March, April, May, June, July, August, September, October, November and December (UV index 7).
The month with the lowest UV index is February (UV index 6).

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Average cloud cover in May
Naguabo, PR

Average cloud cover in May - Naguabo, PR
  • Average cloud cover in May: 40

The months with the most cloud cover are May and July (Cloud cover 40).
The months with the least cloud cover are February, September and October (Cloud cover 33).

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Average visibility in May
Naguabo, PR

Average visibility in May - Naguabo, 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).

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