May weather forecast
Santiago Llano Grande, Mexico

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Weather in May

The last month of the spring, May, is another hot month in Santiago Llano Grande, Mexico, with temperature in the range of an average high of 30.9°C (87.6°F) and an average low of 24.6°C (76.3°F).

Temperature

Santiago Llano Grande's May weather, with an average high temperature of 30.9°C (87.6°F) and an average low temperature of 24.6°C (76.3°F), tends to be the warmest of the year.

Heat index

May's mean heat index is estimated at a torrid 37°C (98.6°F). Undertake special precautions, the probability of heat exhaustion and heat cramps is high. Prolonged activity may provoke heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.
Humans rely on perspiration as a cooling mechanism, wherein the evaporating sweat counteracts excessive warmth. When relative humidity is on the rise, it curtails evaporation, thereby reducing the heat elimination from the body and causing the feeling of being excessively hot. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In Santiago Llano Grande, the average relative humidity in May is 68%.

Rainfall

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

Daylight

The average length of the day in May is 12h and 55min.
On the first day of May, sunrise is at 6:07 am and sunset at 6:52 pm. On the last day of the month, sunrise is at 5:59 am and sunset at 7:02 pm CST.

Sunshine

May has the most sunshine of the year in Santiago Llano Grande, with an average of 10.8h of sunshine.

UV index

The months with the highest UV index in Santiago Llano Grande are February through July and September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index of 7 in May converts into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. From 10 a.m. to 4 p.m., when UV radiation is at its strongest, limit direct exposure to the Sun and note that shade structures may not provide full sun protection. On days when the sun blazes, arm yourself with sunglasses that block UVA and UVB radiation.
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Frequently asked questions

What part of the year is the hottest in Santiago Llano Grande?

The temperatures in Santiago Llano Grande reach their highest averages in May, with highs of 30.9°C (87.6°F) and lows of 24.6°C (76.3°F).

How hot does it get in Santiago Llano Grande in May?

The average high-temperature and low-temperature in Santiago Llano Grande, Mexico, during May are 30.9°C (87.6°F) and 24.6°C (76.3°F) respectively. In May, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, is estimated at 37°C (98.6°F).

What is the average humidity in May in Santiago Llano Grande?

In Santiago Llano Grande, the average relative humidity in May is 68%.

How many days does it rain in May in Santiago Llano Grande?

In Santiago Llano Grande, Mexico, in May, during 19.8 rainfall days, 56mm (2.2") of precipitation is typically accumulated.

What is the average length of the day in May in Santiago Llano Grande?

The average day length in May is 12h and 55min.

When is the sunrise / sunset in May in Santiago Llano Grande?

In May, on the first day of the month, sunrise is at 6:07 am and sunset at 6:52 pm. On the last day of the month, in Santiago Llano Grande, Mexico, sunrise is at 5:59 am and sunset at 7:02 pm CST.

What month has the most sunshine in Santiago Llano Grande?

The month with the most sunshine in Santiago Llano Grande is May, with an average of 10.8h of sunshine.

How long on average sun shines in May in Santiago Llano Grande?

The average sunshine duration in May in Santiago Llano Grande, Mexico, is 10.8h.

What is the month with the highest UV index in Santiago Llano Grande?

February through July and September, with an average maximum UV index of 7, are months with the highest UV index in Santiago Llano Grande, Mexico.

What is the UV index reading in May in Santiago Llano Grande?

In Santiago Llano Grande, Mexico, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents 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
Santiago Llano Grande, Mexico

Average temperature in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average pressure in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average wind speed in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average humidity in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average rainfall in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average rainfall days in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average daylight in May / Average sunshine in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average sunshine days in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average UV index in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average cloud cover in May - Santiago Llano Grande, 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
Santiago Llano Grande, Mexico

Average visibility in May - Santiago Llano Grande, 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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Santiago Llano Grande, Mexico

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