May weather forecast
San Sebastián Coatlán, Mexico

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Weather in May

The last month of the spring, May, is also a hot month in San Sebastián Coatlán, Mexico, with an average temperature fluctuating between 30.9°C (87.6°F) and 24.6°C (76.3°F).

Temperature

With average high temperatures of 30.9°C (87.6°F) and lows of 24.6°C (76.3°F), May is the warmest month.

Heat index

May's heat index is appraised at a very hot 37°C (98.6°F). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is found by incorporating humidity levels into the air temperature measurement. Factors including metabolic differences, physical activity, and clothing are additional elements that influence the individual's temperature experience. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Evaporation of sweat is the main factor behind the cooling effect of perspiration in the human body. Excessive relative humidity disturbs the body's typical cooling process by reducing evaporation, leading to a decrease in body cooling rate and an increase in the sensation of warmth. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in May in San Sebastián Coatlán is 68%.

Rainfall

In May, in San Sebastián Coatlán, the rain falls for 19.8 days. Throughout May, 56mm (2.2") of precipitation is accumulated. Throughout the year, in San Sebastián Coatlán, there are 175.5 rainfall days, and 756mm (29.76") of precipitation is accumulated.

Daylight

In May, the average length of the day in San Sebastián Coatlán is 12h and 53min.
On the first day of the month, sunrise is at 6:02 am and sunset at 6:46 pm. On the last day of May, in San Sebastián Coatlán, sunrise is at 5:54 am and sunset at 6:56 pm CST.

Sunshine

The month with the most sunshine is May, with an average of 10.8h of sunshine.

UV index

The months with the highest UV index are February through July and September, with an average maximum UV index of 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: In May, the maximum UV index of 7 translates into these guidelines:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Stay out of direct sunlight and seek shade between 10 a.m. and 4 p.m., when UV radiation is strongest, but remember that shade devices may not offer full sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

What time of the year is the hottest in San Sebastián Coatlán?

May, having an average high-temperature of 30.9°C (87.6°F) and an average low-temperature of 24.6°C (76.3°F), is the warmest month.

How hot does it get in San Sebastián Coatlán in May?

The high-temperature, in May, in San Sebastián Coatlán, records 30.9°C (87.6°F), while the low-temperature is 24.6°C (76.3°F). The average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, in May is appraised at 37°C (98.6°F).

What is the average humidity in May in San Sebastián Coatlán?

In May, the average relative humidity is 68%.

How much does it rain in San Sebastián Coatlán in May?

In San Sebastián Coatlán, Mexico, in May, during 19.8 rainfall days, 56mm (2.2") of precipitation is typically accumulated.

How many hours of daylight does San Sebastián Coatlán have in May?

The average day length in May is 12h and 53min.

What time are sunrise and sunset in May in San Sebastián Coatlán?

In May, on the first day of the month, sunrise is at 6:02 am and sunset at 6:46 pm. On the last day of the month, in San Sebastián Coatlán, sunrise is at 5:54 am and sunset at 6:56 pm CST.

What month has the most sunshine in San Sebastián Coatlán?

May has the most sunshine of the year in San Sebastián Coatlán, Mexico, with an average of 10.8h of sunshine.

How many hours of sunshine does San Sebastián Coatlán have in May?

In May, the average sunshine duration in San Sebastián Coatlán is 10.8h.

When is the highest UV index in San Sebastián Coatlán?

February through July and September, with an average maximum UV index of 7, are months with the highest UV index.

How high is the UV index in May in San Sebastián Coatlán?

In San Sebastián Coatlán, Mexico, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover

Average temperature in May
San Sebastián Coatlán, Mexico

Average temperature in May - San Sebastián Coatlán, Mexico
  • Average high temperature in May: 30.9°C

The warmest month (with the highest average high temperature) is May (30.9°C).
The month with the lowest average high temperature is January (28.9°C).

  • Average low temperature in May: 24.6°C

The month with the highest average low temperature is May (24.6°C).
The coldest months (with the lowest average low temperature) are January and December (21°C).

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Average pressure in May
San Sebastián Coatlán, Mexico

Average pressure in May - San Sebastián Coatlán, Mexico
  • Average pressure in May: 1011.5mbar

The month with the highest atmospheric pressure is January (1014.2mbar).
The month with the lowest atmospheric pressure is May (1011.5mbar).

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Average wind speed in May
San Sebastián Coatlán, Mexico

Average wind speed in May - San Sebastián Coatlán, Mexico
  • Average wind speed in May: 8.2km/h

The windiest month (with the highest average wind speed) is April (8.9km/h).
The calmest month (with the lowest average wind speed) is November (7.1km/h).

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Average humidity in May
San Sebastián Coatlán, Mexico

Average humidity in May - San Sebastián Coatlán, Mexico
  • Average humidity in May: 68%

The month with the highest relative humidity is September (79%).
The month with the lowest relative humidity is March (63%).

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Average rainfall in May
San Sebastián Coatlán, Mexico

Average rainfall in May - San Sebastián Coatlán, Mexico
  • Average rainfall in May: 56mm

The wettest month (with the highest rainfall) is September (160mm).
The driest month (with the least rainfall) is December (2mm).

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Average rainfall days in May
San Sebastián Coatlán, Mexico

Average rainfall days in May - San Sebastián Coatlán, Mexico
  • Average rainfall days in May: 19.8 days

The month with the highest number of rainy days is September (27.5 days).
The months with the least rainy days are January and February (3.1 days).

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Average daylight in May /
Average sunshine in May
San Sebastián Coatlán, Mexico

Average daylight in May / Average sunshine in May - San Sebastián Coatlán, Mexico
  • Average daylight in May: 12h and 5min

The month with the longest days is June (Average daylight: 13h and 6min).
The month with the shortest days is December (Average daylight: 11h and 12min).

  • Average sunshine in May: 10h and 5min

The month with the most sunshine is May (Average sunshine: 10h and 48min).
The month with the least sunshine is November (Average sunshine: 7h and 36min).

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Average sunshine days in May
San Sebastián Coatlán, Mexico

Average sunshine days in May - San Sebastián Coatlán, Mexico
  • Average sunshine days in May: 9 days

The month with the most sunshine days is December (26 days).
The month with the least sunshine days is September (0.9 days).

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Average UV index in May
San Sebastián Coatlán, Mexico

Average UV index in May - San Sebastián Coatlán, Mexico
  • Average UV index in May: 7

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

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Average cloud cover in May
San Sebastián Coatlán, Mexico

Average cloud cover in May - San Sebastián Coatlán, Mexico
  • Average cloud cover in May: 23

The month with the most cloud cover is September (Cloud cover 37).
The months with the least cloud cover are February and December (Cloud cover 9).

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Average visibility in May
San Sebastián Coatlán, Mexico

Average visibility in May - San Sebastián Coatlán, 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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San Sebastián Coatlán, Mexico

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