May weather forecast
Puerto Morelos, Mexico

Weather in May

May, the last month of the spring in Puerto Morelos, is also a moderately hot month, with an average temperature ranging between min 25.8°C (78.4°F) and max 29.9°C (85.8°F).

Temperature

In May, the average high-temperature is almost the same as in April - a still warm 29.9°C (85.8°F). In May, in Puerto Morelos, the average low-temperature is 25.8°C (78.4°F).

Heat index

In May, the average heat index is calculated to be a torrid 37°C (98.6°F). 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. 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 'felt air temperature', 'apparent temperature', 'real feel', or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like metabolic differences, wind, pregnancy, and activity influence one's weather impression. 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.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. If the body can not disperse the excessive heat and body temperature reaches conditions of hyperthermia, above 37.5°C (99.5°F) to 38.3°C (100.9°F), thermal conditions are potentially life-threatening.

Humidity

In May, the average relative humidity in Puerto Morelos, Mexico, is 77%.

Rainfall

In Puerto Morelos, during 17.9 rainfall days, 86mm (3.39") of precipitation is typically accumulated. Throughout the year, in Puerto Morelos, there are 227.4 rainfall days, and 1021mm (40.2") of precipitation is accumulated.

Sea temperature

In Puerto Morelos, the average water temperature is 28°C (82.4°F).
Note: 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.

Daylight

The average length of the day in May is 13h and 8min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:12 pm. On the last day of May, in Puerto Morelos, Mexico, sunrise is at 6:05 am and sunset at 7:24 pm EST.

Sunshine

In Puerto Morelos, the average sunshine in May is 8.8h.

UV index

February through October, with an average maximum UV index of 7, are months with the highest UV index in Puerto Morelos. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The daily maximum UV index of 7 in May interpret into the following advice:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. 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. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.
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FAQ

What is the temperature in May in Puerto Morelos?

In May, in Puerto Morelos, the average high-temperature is 29.9°C (85.8°F), and the average low-temperature is 25.8°C (78.4°F). in May, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 37°C (98.6°F).

What is the average humidity in May in Puerto Morelos?

In May, the average relative humidity in Puerto Morelos, Mexico, is 77%.

How many days does it rain in May in Puerto Morelos?

In Puerto Morelos, in May, it is raining for 17.9 days, with typically 86mm (3.39") of accumulated precipitation.

What is the water temperature in May in Puerto Morelos?

In Puerto Morelos, Mexico, the average seawater temperature in May is 28°C (82.4°F). Water temperature between 25°C (77°F) and 29°C (84.2°F) is regarded as very warm and enjoyable by all. With these temperatures, water activities are pleasurable, without feeling uncomfortable for prolonged periods.

What is the average length of the day in May in Puerto Morelos?

In May, the average day length in Puerto Morelos, Mexico, is 13h and 8min.

When is the sunrise / sunset in May in Puerto Morelos?

In May, on the first day of the month, sunrise is at 6:16 am and sunset at 7:12 pm. On the last day of the month, in Puerto Morelos, Mexico, sunrise is at 6:05 am and sunset at 7:24 pm EST.

How many hours of sunshine does Puerto Morelos have in May?

In May, the average sunshine duration is 8.8h.

What are the months with the highest UV index in Puerto Morelos?

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

How high is the UV index in May in Puerto Morelos?

In Puerto Morelos, the average daily maximum UV index in May is 7. A UV Index reading of 6 to 7 represents a high health risk from unsafe exposure to Sun's UV rays.

Average temperature in May
Puerto Morelos, Mexico

Average temperature in May - Puerto Morelos, Mexico
  • Average high temperature in May: 29.9°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 (26.1°C).

  • Average low temperature in May: 25.8°C

The month with the highest average low temperature is August (27°C).
The coldest month (with the lowest average low temperature) is January (21.8°C).

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Average pressure in May
Puerto Morelos, Mexico

Average pressure in May - Puerto Morelos, Mexico
  • Average pressure in May: 1013.4mbar

The month with the highest atmospheric pressure is January (1017.6mbar).
The month with the lowest atmospheric pressure is September (1012.4mbar).

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Average wind speed in May
Puerto Morelos, Mexico

Average wind speed in May - Puerto Morelos, Mexico
  • Average wind speed in May: 14.4km/h

The windiest month (with the highest average wind speed) is March (16.1km/h).
The calmest months (with the lowest average wind speed) are July, August and September (11.9km/h).

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Average humidity in May
Puerto Morelos, Mexico

Average humidity in May - Puerto Morelos, Mexico
  • Average humidity in May: 77%

The month with the highest relative humidity is June (79%).
The month with the lowest relative humidity is March (74%).

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Average rainfall in May
Puerto Morelos, Mexico

Average rainfall in May - Puerto Morelos, Mexico
  • Average rainfall in May: 86mm

The wettest month (with the highest rainfall) is June (169mm).
The driest month (with the least rainfall) is March (24mm).

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Average rainfall days in May
Puerto Morelos, Mexico

Average rainfall days in May - Puerto Morelos, Mexico
  • Average rainfall days in May: 17.9 days

The month with the highest number of rainy days is September (24.8 days).
The month with the least rainy days is February (12.6 days).

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Average sea temperature in May
Puerto Morelos, Mexico

Average sea temperature in May - Puerto Morelos, Mexico
  • Average sea temperature in May: 28°C

The best months for swimming (with the highest average sea temperature) are July, August, September and October (29°C).
The coldest months (with the lowest average sea temperature) are February and March (26°C).

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Average daylight in May /
Average sunshine in May
Puerto Morelos, Mexico

Average daylight in May / Average sunshine in May - Puerto Morelos, Mexico
  • Average daylight in May: 13h and 8min

The month with the longest days is June (Average daylight: 13h and 23min).
The month with the shortest days is December (Average daylight: 10h and 53min).

  • Average sunshine in May: 8h and 48min

The month with the most sunshine is July (Average sunshine: 9h and 12min).
The month with the least sunshine is January (Average sunshine: 7h and 48min).

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Average sunshine days in May
Puerto Morelos, Mexico

Average sunshine days in May - Puerto Morelos, Mexico
  • Average sunshine days in May: 9.3 days

The month with the most sunshine days is March (13.6 days).
The month with the least sunshine days is September (2.9 days).

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Average UV index in May
Puerto Morelos, Mexico

Average UV index in May - Puerto Morelos, Mexico
  • Average UV index in May: 7

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

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Average cloud cover in May
Puerto Morelos, Mexico

Average cloud cover in May - Puerto Morelos, Mexico
  • Average cloud cover in May: 31

The month with the most cloud cover is January (Cloud cover 38).
The month with the least cloud cover is July (Cloud cover 26).

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Average visibility in May
Puerto Morelos, Mexico

Average visibility in May - Puerto Morelos, Mexico
  • Average visibility in May: 10km

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

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