Huatulco
Mexico
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Huatulco, Mexico

May, the last month of the spring, in Huatulco, is also a sweltering month, with average temperature varying between 23°C (73.4°F) and 35°C (95°F).
The ideal sea water temperature of 29°C (84.2°F) and only 2 rainfall days, with 27mm (1.1") of accumulated rainfall, make May the best time for swimming and other water activities.

Temperature

The warmest months are April, May and August, with an average high-temperature of 35°C (95°F).

Rainfall

In Huatulco, during May, the rain falls for 2 days and regularly aggregates up to 27mm (1.1") of precipitation. Throughout the year, in Huatulco, there are 31 rainfall days, and 704mm (27.7") of precipitation is accumulated.

Sea temperature

In Huatulco, Mexico, the average water temperature is 29°C (84.2°F).
Note: For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

Daylight

In Huatulco, Mexico, the average length of the day is 12.9h.

Sunshine

In May, the average sunshine is 7h.

UV index

March through September, with an average maximum UV index of 12, are months with the highest UV index in Huatulco, Mexico. A UV Index reading of 11, and higher, represents an extreme health hazard from unprotected exposure to the Sun's UV rays for ordinary individuals.
Note: The daily maximum UV index of 12 in May 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. A wide-brim hat offers excellent sun protection for 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. 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. Caution! The reflection of sand and water significantly increases the intensity of the Sun's UV radiation.

What are the warmest months in Huatulco?

April, May and August, with an average high-temperature of 35°C (95°F), are warmest months.

What is the temperature in May in Huatulco?

The average high-temperature, in May, in Huatulco, Mexico, is 35°C (95°F), while the average low-temperature is 23°C (73.4°F).

How much does it rain in Huatulco in May?

In May, the rain falls for 2 days. Throughout May, 27mm (1.1") of precipitation is accumulated.

What is the water temperature in May in Huatulco?

In Huatulco, Mexico, the average seawater temperature in May is 29°C (84.2°F). For any water activity, surface water temperatures between 25°C (77°F) and 29°C (84.2°F) are considered as excellent and extremely pleasant for lengthened periods.

How many hours of daylight does Huatulco have in May?

In Huatulco, Mexico, the average length of the day in May is 12.9h.

How long on average sun shines in May in Huatulco?

The average sunshine in May in Huatulco is 7h.

What is the month with the highest UV index in Huatulco?

Months with the highest UV index in Huatulco, Mexico, are March through September, with an average maximum UV index of 12.

What is the UV index intensity in May in Huatulco?

In May, the average daily maximum UV index is 12. A UV Index estimate of 11, and higher, represents an ultimate hazard to health from unsafe exposure to the Sun's UV rays.
Average temperature in May - Huatulco, Mexico
  • Average high temperature in May: 35°C

Warmest months (with the highest average high temperature) are April, May and August (35°C).
Months with the lowest average high temperature are January, February, November and December (33°C).

  • Average low temperature in May: 23°C

Months with the highest average low temperature are May and June (23°C).
Coldest months (with the lowest average low temperature) are January, February and December (19°C).

Average rainfall in May - Huatulco, Mexico
  • Average rainfall in May: 27mm

The wettest month (with the highest rainfall) is June (176mm).
Driest months (with the lowest rainfall) are February, March, April and December (1mm).

Average rainfall days in May - Huatulco, Mexico
  • Average rainfall days in May: 2 days

Months with the highest number of rainy days are June and September (7 days).
Months with the lowest number of rainy days are January, February, March, April, November and December (0 days).

Average sea temperature in May - Huatulco, Mexico
  • Average sea temperature in May: 29°C

Best months for swimming (with the highest average sea temperature) are June, July and August (30°C).
Coldest months (with the lowest average sea temperature) are January, February and December (27°C).

Average daylight in May / Average sunshine in May - Huatulco, 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: 11.2h).

  • Average sunshine in May: 7h

Months with most sunshine are February and March (Average sunshine: 9h).
The month with least sunshine is September (Average sunshine: 5h).

Average UV index in May - Huatulco, 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).