Guaymas
Mexico
Long-term weather forecast
Long-term weather forecast

May weather forecast and climate
Guaymas, Mexico

The last month of the spring, May, is a tropical month in Guaymas, Mexico, with average temperature varying between 31.9°C (89.4°F) and 20.9°C (69.6°F).

Temperature

In May, the average high-temperature marginally rises, from a warm 28.5°C (83.3°F) in April, to a hot 31.9°C (89.4°F). The average low-temperature, in May, is 20.9°C (69.6°F).

Heat index

The average heat index is estimated at a hot 33.3°C (91.9°F). Take special precautions - heat exhaustion and heat cramps are expected. Heatstroke may occur with lengthy activity.
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', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. Additional factors like activity, pregnancy, wind, and metabolic differences affect individual temperature impact. 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 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 average relative humidity in May is 46%.

Rainfall

In Guaymas, in May, it is raining for 0.3 days, with typically 1.9mm (0.1") of accumulated precipitation. Throughout the year, in Guaymas, Mexico, there are 27.2 rainfall days, and 218.2mm (8.6") of precipitation is accumulated.

Sea temperature

In Guaymas, the average water temperature is 24°C (75.2°F).
Note: For individuals prone to feeling cold, swimming in 23°C (73.4°F) is still regarded as intolerable. A wetsuit is not a necessity, but sunshine, wind, and air temperature are essential factors for relishing swimming at 24°C (75.2°F).

Daylight

In Guaymas, the average length of the day is 13.5h.

Sunshine

In May, the average sunshine in Guaymas, Mexico, is 9.4h.

What is the temperature in May in Guaymas?

In May, in Guaymas, Mexico, the average high-temperature is 31.9°C (89.4°F), and the average low-temperature is 20.9°C (69.6°F). The average heat index (a.k.a. 'apparent temperature', 'real feel'), that calculates temperature value influenced by the moisture in the air, in May is estimated at 33.3°C (91.9°F).

What is the average humidity in May in Guaymas?

The average relative humidity in May in Guaymas is 46%.

How much does it rain in Guaymas in May?

In Guaymas, Mexico, in May, during 0.3 rainfall days, 1.9mm (0.1") of precipitation is typically accumulated.

What is the water temperature in May in Guaymas?

In May, the average sea temperature in Guaymas, Mexico, is 24°C (75.2°F). A person's cold intolerance, with sunshine, wind, and air temperature, are essential factors for enjoying swimming in 24°C (75.2°F) water.

How many hours of daylight does Guaymas have in May?

In May, the average length of the day in Guaymas, Mexico, is 13.5h.

How long on average sun shines in May in Guaymas?

In May, the average sunshine in Guaymas, Mexico, is 9.4h.
Average temperature in May - Guaymas, Mexico
  • Average high temperature in May: 31.9°C

The warmest month (with the highest average high temperature) is July (35.5°C).
The month with the lowest average high temperature is January (23.9°C).

  • Average low temperature in May: 20.9°C

The month with the highest average low temperature is July (27.6°C).
The coldest month (with the lowest average low temperature) is January (13.7°C).

Average humidity in May - Guaymas, Mexico
  • Average humidity in May: 46%

The month with the highest relative humidity is August (66%).
The month with the lowest relative humidity is April (43%).

Average rainfall in May - Guaymas, Mexico
  • Average rainfall in May: 1.9mm

The wettest month (with the highest rainfall) is August (69.7mm).
The driest month (with the lowest rainfall) is June (0.7mm).

Average rainfall days in May - Guaymas, Mexico
  • Average rainfall days in May: 0.3 days

The month with the highest number of rainy days is August (7.3 days).
The month with the lowest number of rainy days is April (0.2 days).

Average sea temperature in May - Guaymas, Mexico
  • Average sea temperature in May: 24°C

The best month for swimming (with the highest average sea temperature) is August (31°C).
The coldest month (with the lowest average sea temperature) is February (17.2°C).

Average daylight in May / Average sunshine in May - Guaymas, Mexico
  • Average daylight in May: 13.5h

The month with the longest days is June (Average daylight: 13.9h).
The month with shortest days is December (Average daylight: 10.4h).

  • Average sunshine in May: 9.4h

The month with most sunshine is June (Average sunshine: 10.1h).
The month with least sunshine is December (Average sunshine: 6.5h).