Acapulco
Mexico
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Acapulco, Mexico

Palm trees and a lovely white sandy beach in Acapulco, Mexico, with a distant view of the city structures and a mountain
Palm trees and a lovely white sandy beach in Acapulco, Mexico, with a distant view of the city structures and a mountain
The last month of the spring, Mayo, is another hot month in Acapulco, Mexico, with average temperature varying between 31.6°C (88.9°F) and 25.1°C (77.2°F).
The perfect water temperature of 29.5°C (85.1°F) with 26.1mm (1.03") of accumulated rainfall and only 2.6 rainfall días, makes Mayo a great period for swimming and other water activities.

Temperature

In Mayo, the average high-temperature is practically the same as in Abril - a still hot 31.6°C (88.9°F). In Acapulco, the average low-temperature is 25.1°C (77.2°F).

Heat index

The average heat index is appraised at a blistering 40.7°C (105.3°F). Take extra precautions, as heat cramps and heat exhaustion are possible. Sustained activity may result in heatstroke.
Note that heat index values are valued for light wind and location in the shade. With the 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 'feels like', 'felt air temperature', 'real feel', or 'apparent temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional factors like metabolic differences, clothing, differences in body mass, height, and shape, and activity influence one's weather impression. Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. 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. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In Acapulco, the average relative humidity is 74%.

Rainfall

In Acapulco, during Mayo, the rain falls for 2.6 days and regularly aggregates up to 26.1mm (1.03") of precipitation. Throughout the year, in Acapulco, Mexico, there are 67.6 rainfall days, and 1336.8mm (52.63") of precipitation is accumulated.

Sea temperature

In Acapulco, the average water temperature is 29.5°C (85.1°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

In Acapulco, the average length of the day is 12.9h.

Sunshine

The average sunshine in Mayo is 8.1h.

UV index

Months with the highest UV index in Acapulco are Marzo through Septiembre, with an average maximum UV index of 12. A UV Index estimate of 11, and higher, represents an extreme health hazard from unsafe exposure to the UV radiation for ordinary individuals.
Note: The daily maximum UV index of 12 in Mayo interpret into the following advice:
Take all necessary precautions, as unprotected skin can burn in 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. 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. Even on cloudy days, a sunscreen with a minimum 30 sun protection factor should be generously applied and frequently re-applied, including after every swim or outdoor exercise. Beware! The strength of the UV rays is significantly increased by the reflection of the water and sand.

What is the temperature in Mayo in Acapulco?

The average high-temperature, in Mayo, in Acapulco, is 31.6°C (88.9°F), while the average low-temperature is 25.1°C (77.2°F). The average heat index (a.k.a. 'apparent temperature', 'feels like'), that combines air temperature and relative humidity, in Mayo is estimated at 40.7°C (105.3°F).

What is the average humidity in Mayo in Acapulco?

In Acapulco, Mexico, the average relative humidity in Mayo is 74%.

How much does it rain in Acapulco in Mayo?

In Mayo, in Acapulco, Mexico, the rain falls for 2.6 days. Throughout Mayo, 26.1mm (1.03") of precipitation is accumulated.

What is the sea water temperature in Mayo in Acapulco?

In Mayo, the average sea temperature in Acapulco is 29.5°C (85.1°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 Mayo in Acapulco?

In Acapulco, the average length of the day in Mayo is 12.9h.

How many hours of sunshine does Acapulco have in Mayo?

In Mayo, the average sunshine is 8.1h.

When is the highest UV index in Acapulco?

Months with the highest UV index in Acapulco, Mexico, are Marzo through Septiembre, with an average maximum UV index of 12.

How high is the UV index in Mayo in Acapulco?

The average daily maximum UV index in Mayo is 12. A UV Index estimate of 11, and higher, represents an extreme health threat from the exposure to the Sun's UV radiation.
Average temperature in May - Acapulco, Mexico
  • Average high temperature in May: 31.6°C

The warmest month (with the highest average high temperature) is July (32.3°C).
Months with the lowest average high temperature are January, February and March (30.4°C).

  • Average low temperature in May: 25.1°C

The month with the highest average low temperature is June (25.2°C).
The coldest month (with the lowest average low temperature) is January (23.3°C).

Average humidity in May - Acapulco, Mexico
  • Average humidity in May: 74%

The month with the highest relative humidity is September (78%).
The month with the lowest relative humidity is March (72%).

Average rainfall in May - Acapulco, Mexico
  • Average rainfall in May: 26.1mm

The wettest month (with the highest rainfall) is September (309.6mm).
The driest month (with the lowest rainfall) is March (2.2mm).

Average rainfall days in May - Acapulco, Mexico
  • Average rainfall days in May: 2.6 days

The month with the highest number of rainy days is September (14.3 days).
The month with the lowest number of rainy days is April (0.2 days).

Average sea temperature in May - Acapulco, Mexico
  • Average sea temperature in May: 29.5°C

The best month for swimming (with the highest average sea temperature) is August (30°C).
The coldest month (with the lowest average sea temperature) is March (27.7°C).

Average daylight in May / Average sunshine in May - Acapulco, Mexico
  • Average daylight in May: 12.9h

The month with the longest days is June (Average daylight: 13.1h).
The month with shortest days is December (Average daylight: 11.1h).

  • Average sunshine in May: 8.1h

The month with most sunshine is March (Average sunshine: 9.3h).
The month with least sunshine is September (Average sunshine: 6.5h).

Average UV index in May - Acapulco, Mexico
  • Average UV index in May: 12

Months with the highest UV index are March, April, May, June, July, August and September (UV index 12).
The month with the lowest UV index is December (UV index 8).