May weather forecast
San Jerónimo de Juárez, Mexico

May

Weather in May

The last month of the spring, May, is also a hot month in San Jerónimo de Juárez, Mexico, with temperature in the range of an average high of 31.3°C (88.3°F) and an average low of 25°C (77°F).

Temperature

San Jerónimo de Juárez experiences its highest temperatures in May, with an average peak of 31.3°C (88.3°F) and a low of 25°C (77°F).

Heat index

The heat index value for May is estimated at a torrid 37°C (98.6°F). Exercise special caution, heat exhaustion and heat cramps are probable. Prolonged activity may induce heatstroke.
Observations indicate that the heat index values are for shady locations with light wind. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', integrates the air's temperature and its humidity to showcase the felt temperature by people. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
To achieve cooling, the human body employs perspiration, relying on the subsequent evaporation of sweat. A surge in relative humidity can disrupt the body's normal cooling function by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. When heat gain exceeds the level the body can remove, body temperature begins to rise, and heat-related illnesses and disorders may develop.

Humidity

In May, the average relative humidity is 66%.

Rainfall

Months with rainfall are January through March, May through December. May is the first month it rains. Throughout May, in the average 9.3 rainfall days, it receives 18mm (0.71") of precipitation. In San Jerónimo de Juárez, during the entire year, the rain falls for 144.3 days and collects up to 800mm (31.5") of precipitation.

Daylight

In San Jerónimo de Juárez, Mexico, the average length of the day in May is 12h and 56min.
On the first day of May in San Jerónimo de Juárez, sunrise is at 6:15 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:12 pm CST.

Sunshine

In May, the average sunshine is 9.8h.

UV index

January through December, with an average maximum UV index of 7, are months with the highest UV index. January through December, with an average maximum UV index of 7, are months with the lowest UV index. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: A daily high UV index of 7 in May leads to these guidelines:
Fend off overexposure. Sun protection is vital. 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. In bright sunlight, prioritize sunglasses that grant protection from UVA and UVB radiation.

Frequently asked questions

What time of the year is the hottest?
Temperature records mark May as the warmest month, with highs averaging 31.3°C (88.3°F) and lows at 25°C (77°F).
How hot does it get in May?
In May, the average high-temperature and low-temperature are 31.3°C (88.3°F) and 25°C (77°F) respectively. In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is estimated at 37°C (98.6°F).
What is the average humidity in May?
In May, the average relative humidity is 66%.
When does it start to rain?
May is the first month it rains. Throughout May, in the average 9.3 rainfall days, it receives 18mm (0.71") of precipitation.
How many hours of daylight does San Jerónimo de Juárez have in May?
In San Jerónimo de Juárez, the average day length in May is 12h and 56min.
What time are sunrise and sunset in May?
In May, on the first day of the month, sunrise is at 6:15 am and sunset at 7:02 pm. On the last day of the month, sunrise is at 6:07 am and sunset at 7:12 pm CST.
How long on average sun shines in May?
The average sunshine duration in May is 9.8h.
When is the highest UV index?
The months with the highest UV index are January through December, with an average maximum UV index of 7.
What is the month with the lowest UV index?
The months with the lowest UV index are January through December, with an average maximum UV index of 7.
What is the UV index intensity in May in San Jerónimo de Juárez?
In San Jerónimo de Juárez, Mexico, the average daily maximum UV index in May is 7. A UV Index value of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV radiation.
Average high temperature
Average low temperature
Average wind speed
Average max. wind speed
Average wind speed gusts
Average humidity
Average rainfall
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
San Jerónimo de Juárez, Mexico
  • Average high temperature in May: 31.3°C

The warmest month (with the highest average high temperature) is May (31.3°C).
The month with the lowest average high temperature is December (29.3°C).

  • Average low temperature in May: 25°C

The month with the highest average low temperature is June (25.3°C).
The coldest months (with the lowest average low temperature) are January and February (22.5°C).

Average pressure in May
San Jerónimo de Juárez, Mexico
  • Average pressure in May: 1010.7mbar

The month with the highest atmospheric pressure is January (1013.2mbar).
The month with the lowest atmospheric pressure is May (1010.7mbar).

Average wind speed in May
San Jerónimo de Juárez, Mexico
  • Average wind speed in May: 9.3km/h

The windiest month (with the highest average wind speed) is June (9.4km/h).
The calmest month (with the lowest average wind speed) is December (7.6km/h).

Average humidity in May
San Jerónimo de Juárez, Mexico
  • Average humidity in May: 66%

The months with the highest relative humidity are September and October (77%).
The months with the lowest relative humidity are March and April (62%).

Average rainfall in May
San Jerónimo de Juárez, Mexico
  • Average rainfall in May: 18mm

The wettest month (with the highest rainfall) is September (225mm).
The driest month (with the least rainfall) is April (0mm).

Average rainfall days in May
San Jerónimo de Juárez, Mexico
  • Average rainfall days in May: 9.3 days

The month with the highest number of rainy days is September (25.8 days).
The month with the least rainy days is February (0.9 days).

Average daylight in May /
Average sunshine in May
San Jerónimo de Juárez, 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 6min).

  • Average sunshine in May: 9h and 5min

The months with the most sunshine are March and April (Average sunshine: 10h and 0min).
The month with the least sunshine is September (Average sunshine: 8h and 48min).

Average sunshine days in May
San Jerónimo de Juárez, Mexico
  • Average sunshine days in May: 19.4 days

The month with the most sunshine days is March (29.9 days).
The month with the least sunshine days is September (3.2 days).

Average UV index in May
San Jerónimo de Juárez, Mexico
  • Average UV index in May: 7

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

Average cloud cover in May
San Jerónimo de Juárez, Mexico
  • Average cloud cover in May: 15

The month with the most cloud cover is September (Cloud cover 36).
The months with the least cloud cover are March and April (Cloud cover 7).

Average visibility in May
San Jerónimo de Juárez, 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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