May weather forecast
San Pedro De Macoris, Dominican Republic

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Weather in May

May introduces the thick of the wet season to San Pedro De Macoris. Despite a notable increase in rainfall - with precipitation measuring up to 78mm (3.07") - this meteorological shift doesn't dampen the warm and humid climate that the city is known for. Remarkably, the sea temperature rises to a pleasant 27.4°C (81.3°F), with the warm ocean waters complementing the balmy weather beautifully. As the months progress, daylight hours continue to increase, reaching their yearly peak. Consequently, the increased rainfall during the month doesn't hinder the enjoyment of the city's offerings.

Temperature

May brings an average high-temperature of a hot 30°C (86°F), showing a slight difference from April's 29.8°C (85.6°F). During the nights in May, San Pedro De Macoris experiences a consistent average temperature of 23.3°C (73.9°F).

Heat index

The heat index in May is calculated to be a fiery hot 37°C (98.6°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly 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.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. As body temperatures escalate without effective heat release, one might face dehydration threats.

Humidity

The average relative humidity in May is 79%.

Rainfall

In San Pedro De Macoris, in May, during 24.3 rainfall days, 78mm (3.07") of precipitation is typically accumulated. In San Pedro De Macoris, during the entire year, the rain falls for 242.9 days and collects up to 759mm (29.88") of precipitation.

Sea temperature

In San Pedro De Macoris, the average seawater temperature in May is 27.4°C (81.3°F).
Note: Water temperatures between 25°C (77°F) and 29°C (84.2°F) are ideal for all water activities, offering enjoyment without causing discomfort over extended periods.

Daylight

The average length of the day in May is 13h and 1min.
On the first day of May, sunrise is at 06:09 and sunset at 18:59. On the last day of the month, sunrise is at 06:00 and sunset at 19:10 AST.

Sunshine

In San Pedro De Macoris, the average sunshine in May is 8.5h.

UV index

The months with the highest UV index are March through November, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the ordinary person.
Note: The UV index of 7 in May translates into these instructions:
Eschew overexposure. Those with light skin may suffer burns in fewer than 20 minutes. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects. Note! Reflective surfaces like sand and water heighten the UV radiation levels.

Frequently asked questions

How hot is May?

In May, the average high-temperature and low-temperature are 30°C (86°F) and 23.3°C (73.9°F) respectively. In May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is calculated to be 37°C (98.6°F).

What is the average humidity in May?

The average relative humidity in May is 79%.

How many days does it rain in May?

In San Pedro De Macoris, in May, during 24.3 rainfall days, 78mm (3.07") of precipitation is typically accumulated.

What is the sea water temperature in May?

In May, the average sea temperature is 27.4°C (81.3°F). For swimming, diving, and other water activities, temperatures between 25°C (77°F) and 29°C (84.2°F) are perceived as very enjoyable and pleasurable for prolonged periods without feeling uncomfortable.

What is the average length of the day in May?

In San Pedro De Macoris, the average day length in May is 13h and 1min.

What time are sunrise and sunset in May?

On the first day of May, sunrise is at 06:09 and sunset at 18:59. On the last day of the month, sunrise is at 06:00 and sunset at 19:10 AST.

How long on average sun shines in May?

In May, the average sunshine duration in San Pedro De Macoris, Dominican Republic, is 8.5h.

What is the month with the highest UV index?

March through November, with an average maximum UV index of 7, are months with the highest UV index in San Pedro De Macoris.

How high is the UV index in May?

In San Pedro De Macoris, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.

Average temperature in May
San Pedro De Macoris, Dominican Republic

Average temperature in May - San Pedro De Macoris, Dominican Republic
  • Average high temperature in May: 30°C

The warmest month (with the highest average high temperature) is August (31.1°C).
The month with the lowest average high temperature is January (28.2°C).

  • Average low temperature in May: 23.3°C

The months with the highest average low temperature are July and August (24.3°C).
The coldest month (with the lowest average low temperature) is March (21.3°C).

Average pressure in May
San Pedro De Macoris, Dominican Republic

Average pressure in May - San Pedro De Macoris, Dominican Republic
  • Average pressure in May: 1015.1mbar

The month with the highest atmospheric pressure is January (1016.6mbar).
The month with the lowest atmospheric pressure is October (1012.5mbar).

Average wind speed in May
San Pedro De Macoris, Dominican Republic

Average wind speed in May - San Pedro De Macoris, Dominican Republic
  • Average wind speed in May: 9.6km/h

The windiest months (with the highest average wind speed) are February and March (10.5km/h).
The calmest month (with the lowest average wind speed) is October (8.2km/h).

Average humidity in May
San Pedro De Macoris, Dominican Republic

Average humidity in May - San Pedro De Macoris, Dominican Republic
  • Average humidity in May: 79%

The month with the highest relative humidity is November (83%).
The month with the lowest relative humidity is March (75%).

Average rainfall in May
San Pedro De Macoris, Dominican Republic

Average rainfall in May - San Pedro De Macoris, Dominican Republic
  • Average rainfall in May: 78mm

The wettest month (with the highest rainfall) is August (108mm).
The driest month (with the least rainfall) is January (25mm).

Average rainfall days in May
San Pedro De Macoris, Dominican Republic

Average rainfall days in May - San Pedro De Macoris, Dominican Republic
  • Average rainfall days in May: 24.3 days

The month with the highest number of rainy days is May (24.3 days).
The month with the least rainy days is January (14.7 days).

Average sea temperature in May
San Pedro De Macoris, Dominican Republic

Average sea temperature in May - San Pedro De Macoris, Dominican Republic
  • Average sea temperature in May: 27.4°C

The best months for swimming (with the highest average sea temperature) are September and October (29.3°C).
The coldest months (with the lowest average sea temperature) are February and March (26.3°C).

Average daylight in May /
Average sunshine in May
San Pedro De Macoris, Dominican Republic

Average daylight in May / Average sunshine in May - San Pedro De Macoris, Dominican Republic
  • 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 0min).

  • Average sunshine in May: 8h and 3min

The month with the most sunshine is September (Average sunshine: 9h and 12min).
The month with the least sunshine is November (Average sunshine: 7h and 12min).

Average sunshine days in May
San Pedro De Macoris, Dominican Republic

Average sunshine days in May - San Pedro De Macoris, Dominican Republic
  • Average sunshine days in May: 3.6 days

The month with the most sunshine days is January (10.8 days).
The month with the least sunshine days is May (3.6 days).

Average UV index in May
San Pedro De Macoris, Dominican Republic

Average UV index in May - San Pedro De Macoris, Dominican Republic
  • Average UV index in May: 7

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 May
San Pedro De Macoris, Dominican Republic

Average cloud cover in May - San Pedro De Macoris, Dominican Republic
  • Average cloud cover in May: 36

The month with the most cloud cover is May (Cloud cover 36).
The months with the least cloud cover are February and September (Cloud cover 29).

Average visibility in May
San Pedro De Macoris, Dominican Republic

Average visibility in May - San Pedro De Macoris, Dominican Republic
  • Average visibility in May: 9km

The months with the highest visibility are February and March (10km).
The months with the lowest visibility are January, April, May, June, July, August, September, October, November and December (9km).

San Pedro De Macoris, Dominican Republic

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