May weather forecast
Maunabo, PR

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Weather in May

As May arrives in Maunabo, changes in weather phenomena become more noticeable. The onset of slight shifts in climate steers the city towards warmer days, but the weather remains delightful for outdoor pursuits. The average wind speed drops to 8.1mph (13km/h), making strolls around the city more pleasant. A significant increase in rainfall occurs, as precipitation peaks at 2.99in for the year. With intricate weather patterns, May serves as a reminder of the exotic allure of this charming Puerto Rican city.

Temperature

The shift into May uncovers an average high-temperature of a still warm 82.4°F (28°C), subtly different from the previous month. May notes an average low temperature of 75.7°F (24.3°C) in Maunabo, subtly down from the daytime highs.

Heat index

May's mean heat index is computed to be a hot 89.6°F (32°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'felt air temperature' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. 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. In general, younger individuals are at greater risk than adults because they tend to sweat less. Also, having a larger skin surface to body size ratio and greater heat production due to their active behavior contribute to this danger.

Humidity

The average relative humidity in May in Maunabo is 80%.

Rainfall

In Maunabo, in May, it is raining for 24.2 days, with typically 2.99" (76mm) of accumulated precipitation. In Maunabo, during the entire year, the rain falls for 223.2 days and collects up to 27.87" (708mm) of precipitation.

Daylight

In Maunabo, the average length of the day in May is 12h and 59min.
On the first day of May in Maunabo, sunrise is at 5:56 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 6:55 pm AST.

Sunshine

In Maunabo, the average sunshine in May is 10.1h.

UV index

May through November, with an average maximum UV index of 7, are months with the highest UV index in Maunabo. A UV Index reading of 6 to 7 represents a high threat to health from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 7 in May interprets into the following recommendations:
Resist extreme sun exposure. Guarding against solar damage is essential. 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. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
Updated: Feb 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Maunabo in May?

In May, in Maunabo, the average high-temperature is 82.4°F (28°C), and the average low-temperature is 75.7°F (24.3°C). In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, is computed to be 89.6°F (32°C).

What is the average humidity in May in Maunabo?

The average relative humidity in May in Maunabo is 80%.

How many days does it rain in May in Maunabo?

In Maunabo, Puerto Rico, in May, it is raining for 24.2 days, with typically 2.99" (76mm) of accumulated precipitation.

How many hours of daylight does Maunabo have in May?

The average day length in May in Maunabo is 12h and 59min.

What time are sunrise and sunset in May in Maunabo?

On the first day of May in Maunabo, sunrise is at 5:56 am and sunset at 6:44 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 6:55 pm AST.

How long on average sun shines in May in Maunabo?

In May, the average sunshine duration in Maunabo is 10.1h.

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

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

What is the UV index reading in May in Maunabo?

In Maunabo, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from unsafe 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
Maunabo, PR

Average temperature in May - Maunabo, PR
  • Average high temperature in May: 82.4°F

The warmest month (with the highest average high temperature) is August (84.7°F).
The months with the lowest average high temperature are January and February (79.9°F).

  • Average low temperature in May: 75.7°F

The month with the highest average low temperature is August (78.3°F).
The coldest month (with the lowest average low temperature) is March (73°F).

Average pressure in May
Maunabo, PR

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

The months with the highest atmospheric pressure are January, February, June and July (30.01"Hg).
The month with the lowest atmospheric pressure is October (29.9"Hg).

Average wind speed in May
Maunabo, PR

Average wind speed in May - Maunabo, PR
  • Average wind speed in May: 8.1mph

The windiest month (with the highest average wind speed) is July (9.7mph).
The calmest month (with the lowest average wind speed) is October (6.8mph).

Average humidity in May
Maunabo, PR

Average humidity in May - Maunabo, PR
  • Average humidity in May: 80%

The month with the highest relative humidity is November (81%).
The months with the lowest relative humidity are February and March (77%).

Average rainfall in May
Maunabo, PR

Average rainfall in May - Maunabo, PR
  • Average rainfall in May: 2.99"

The wettest month (with the highest rainfall) is August (3.82").
The driest month (with the least rainfall) is January (0.98").

Average rainfall days in May
Maunabo, PR

Average rainfall days in May - Maunabo, PR
  • Average rainfall days in May: 24.2 days

The month with the highest number of rainy days is May (24.2 days).
The month with the least rainy days is January (12.8 days).

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

Average daylight in May / Average sunshine in May - Maunabo, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 6h and 24min).

Average sunshine days in May
Maunabo, PR

Average sunshine days in May - Maunabo, PR
  • Average sunshine days in May: 3.6 days

The month with the most sunshine days is January (15.5 days).
The month with the least sunshine days is May (3.6 days).

Average UV index in May
Maunabo, PR

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

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

Average cloud cover in May
Maunabo, PR

Average cloud cover in May - Maunabo, PR
  • Average cloud cover in May: 42

The month with the most cloud cover is May (Cloud cover 42).
The months with the least cloud cover are February and September (Cloud cover 34).

Average visibility in May
Maunabo, PR

Average visibility in May - Maunabo, 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).

Maunabo, Puerto Rico, USA

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