May weather forecast
Vega Baja, PR

Weather in May

The last month of the spring, May, is another warm month in Vega Baja, Puerto Rico, with an average temperature ranging between min 75.6°F (24.2°C) and max 83.1°F (28.4°C).

Temperature

In Vega Baja, the average high-temperature in May is practically the same as in April - a still moderately hot 83.1°F (28.4°C). In Vega Baja, Puerto Rico, in May, the average low-temperature is 75.6°F (24.2°C).

Heat index

The average heat index in May is estimated at a tropical 91.4°F (33°C). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like', 'felt air temperature', 'apparent temperature', or 'real feel', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Additional factors like activity, differences in body mass, height, and shape, metabolic differences, and wind affect individual temperature impact. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

The months with the highest humidity are May through July, October and November, with an average relative humidity of 79%.

Rainfall

The month with the most rainfall in Vega Baja is May, when the rain falls for 22.9 days and typically aggregates up to 4.02" (102mm) of precipitation.

Daylight

In Vega Baja, the average length of the day in May is 13h and 1min.
On the first day of May in Vega Baja, sunrise is at 5:58 am and sunset at 6:47 pm. On the last day of the month, sunrise is at 5:48 am and sunset at 6:58 pm AST.

Sunshine

In May, the average sunshine is 10.6h.

UV index

The months with the highest UV index are April through November, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: In May, the average maximum UV index of 7 translate into the following recommendations:
Take precautions against overexposure. Fair-skinned people may get burned in less than 20 minutes. 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 Vega Baja?

The average high-temperature, in May, is 83.1°F (28.4°C), while the average low-temperature is 75.6°F (24.2°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in May is estimated at 91.4°F (33°C).

What is the most humid month in Vega Baja?

May through July, October and November, with an average relative humidity of 79%, are most humid months.

What is the average humidity in May in Vega Baja?

In May, the average relative humidity in Vega Baja is 79%.

What is the rainiest month in Vega Baja?

The month with the most rainfall in Vega Baja is May, when the rain falls for 22.9 days and typically aggregates up to 4.02" (102mm) of precipitation.

How many days does it rain in May in Vega Baja?

In Vega Baja, during May, the rain falls for 22.9 days and regularly aggregates up to 4.02" (102mm) of precipitation.

How many hours of daylight does Vega Baja have in May?

In Vega Baja, the average day length in May is 13h and 1min.

What time are sunrise and sunset in May in Vega Baja?

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 5:48 am and sunset at 6:58 pm AST.

How long on average sun shines in May in Vega Baja?

In May, the average sunshine duration is 10.6h.

What are the months with the highest UV index in Vega Baja?

The months with the highest UV index in Vega Baja are April through November, with an average maximum UV index of 7.

What is the UV index intensity in May in Vega Baja?

The average daily maximum UV index in May in Vega Baja, Puerto Rico, is 7. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.
Average humidity
Average rainfall days
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Vega Baja, PR

Average temperature in May - Vega Baja, PR
  • Average high temperature in May: 83.1°F

The warmest month (with the highest average high temperature) is August (85.6°F).
The month with the lowest average high temperature is March (80.2°F).

  • Average low temperature in May: 75.6°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is March (72.5°F).

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Average pressure in May
Vega Baja, PR

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

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

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Average wind speed in May
Vega Baja, PR

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

The windiest month (with the highest average wind speed) is July (9.9mph).
The calmest month (with the lowest average wind speed) is October (6.8mph).

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Average humidity in May
Vega Baja, PR

Average humidity in May - Vega Baja, PR
  • Average humidity in May: 79%

The months with the highest relative humidity are May, June, July, October and November (79%).
The months with the lowest relative humidity are February, March and April (77%).

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Average rainfall in May
Vega Baja, PR

Average rainfall in May - Vega Baja, PR
  • Average rainfall in May: 4.02"

The wettest month (with the highest rainfall) is May (4.02").
The driest month (with the least rainfall) is February (0.91").

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Average rainfall days in May
Vega Baja, PR

Average rainfall days in May - Vega Baja, PR
  • Average rainfall days in May: 22.9 days

The month with the highest number of rainy days is May (22.9 days).
The month with the least rainy days is January (13.3 days).

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Average daylight in May /
Average sunshine in May
Vega Baja, PR

Average daylight in May / Average sunshine in May - Vega Baja, PR
  • Average daylight in May: 13h and 1min

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 3min).

  • Average sunshine in May: 10h and 36min

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 48min).

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Average sunshine days in May
Vega Baja, PR

Average sunshine days in May - Vega Baja, PR
  • Average sunshine days in May: 5.9 days

The month with the most sunshine days is January (12.3 days).
The month with the least sunshine days is May (5.9 days).

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Average UV index in May
Vega Baja, PR

Average UV index in May - Vega Baja, PR
  • Average UV index in May: 7

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

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Average cloud cover in May
Vega Baja, PR

Average cloud cover in May - Vega Baja, 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 September (Cloud cover 25).

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Average visibility in May
Vega Baja, PR

Average visibility in May - Vega Baja, 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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