May weather forecast
San Ignacio, Mexico

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Weather in May

The last month of the spring, May, is another warm month in San Ignacio, Mexico, with temperature in the range of an average low of 23.8°C (74.8°F) and an average high of 28.6°C (83.5°F).

Temperature

As April turns into May, the average high-temperatures rest at a still warm 28.6°C (83.5°F), showing a minor variation from the prior month. San Ignacio records a slight downturn in temperature to an average of 23.8°C (74.8°F) during May nights.

Heat index

For most parts of May, the heat index is appraised at a hot 31°C (87.8°F). With prolonged exposure and constant activity, one might feel exhausted and experience heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunshine exposure could raise heat index values by as much as 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is the outcome of merging air's temperature and its humidity metrics. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

The average relative humidity in May is 63%.

Rainfall

Months with rainfall in San Ignacio are January through March, May through December. May is the first month it rains in San Ignacio. Throughout May, in the average 1.7 rainfall days, it receives 3mm (0.12") of precipitation. Throughout the year, there are 113.9 rainfall days, and 454mm (17.87") of precipitation is accumulated.

Daylight

In May, the average length of the day is 13h and 19min.
On the first day of May, sunrise is at 5:30 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 6:49 pm MST.

Sunshine

The month with the most sunshine is May, with an average of 11.8h of sunshine.

UV index

May through October, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high health risk 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:
Skirt overexposure. People with light complexions might get scorched in under 20 minutes. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Always opt for UVA and UVB-resistant sunglasses on radiant days.
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Frequently asked questions

How hot is it in San Ignacio in May?

The average high-temperature and low-temperature in San Ignacio during May are 28.6°C (83.5°F) and 23.8°C (74.8°F) respectively. The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, in May is appraised at 31°C (87.8°F).

What is the average humidity in May in San Ignacio?

In May, the average relative humidity in San Ignacio is 63%.

When does it start to rain in San Ignacio?

May is the first month it rains. Throughout May, in the average 1.7 rainfall days, it receives 3mm (0.12") of precipitation.

How many hours of daylight does San Ignacio have in May?

The average day length in May in San Ignacio, Mexico, is 13h and 19min.

When is the sunrise / sunset in May in San Ignacio?

On the first day of May in San Ignacio, Mexico, sunrise is at 5:30 am and sunset at 6:34 pm. On the last day of the month, sunrise is at 5:17 am and sunset at 6:49 pm MST.

What month has the most sunshine in San Ignacio?

With an average of 11.8h of sunshine, May has the most sunshine of the year in San Ignacio, Mexico.

How long on average sun shines in May in San Ignacio?

The average sunshine duration in May in San Ignacio is 11.8h.

When is the highest UV index in San Ignacio?

The months with the highest UV index in San Ignacio are May through October, with an average maximum UV index of 7.

What is the UV index intensity in May in San Ignacio?

In San Ignacio, the average daily maximum UV index in May is 7. A UV Index of 6 to 7 symbolizes a high health threat from exposure to the Sun's UV radiation.

Average temperature in May
San Ignacio, Mexico

Average temperature in May - San Ignacio, Mexico
  • Average high temperature in May: 28.6°C

The warmest month (with the highest average high temperature) is August (30.9°C).
The month with the lowest average high temperature is February (25.1°C).

  • Average low temperature in May: 23.8°C

The months with the highest average low temperature are July and August (26.9°C).
The coldest months (with the lowest average low temperature) are January and February (19.4°C).

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Average pressure in May
San Ignacio, Mexico

Average pressure in May - San Ignacio, Mexico
  • Average pressure in May: 1012.2mbar

The month with the highest atmospheric pressure is January (1015.4mbar).
The month with the lowest atmospheric pressure is September (1011.3mbar).

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Average wind speed in May
San Ignacio, Mexico

Average wind speed in May - San Ignacio, Mexico
  • Average wind speed in May: 11.4km/h

The windiest month (with the highest average wind speed) is February (11.7km/h).
The calmest month (with the lowest average wind speed) is July (10.5km/h).

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Average humidity in May
San Ignacio, Mexico

Average humidity in May - San Ignacio, Mexico
  • Average humidity in May: 63%

The month with the highest relative humidity is September (77%).
The months with the lowest relative humidity are January and March (60%).

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Average rainfall in May
San Ignacio, Mexico

Average rainfall in May - San Ignacio, Mexico
  • Average rainfall in May: 3mm

The wettest month (with the highest rainfall) is September (121mm).
The driest month (with the least rainfall) is April (0mm).

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Average rainfall days in May
San Ignacio, Mexico

Average rainfall days in May - San Ignacio, Mexico
  • Average rainfall days in May: 1.7 days

The month with the highest number of rainy days is August (25.3 days).
The month with the least rainy days is April (0.6 days).

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Average daylight in May /
Average sunshine in May
San Ignacio, Mexico

Average daylight in May / Average sunshine in May - San Ignacio, Mexico
  • Average daylight in May: 13h and 2min

The month with the longest days is June (Average daylight: 13h and 36min).
The month with the shortest days is December (Average daylight: 10h and 42min).

  • Average sunshine in May: 11h and 5min

The month with the most sunshine is May (Average sunshine: 11h and 48min).
The month with the least sunshine is January (Average sunshine: 7h and 18min).

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Average sunshine days in May
San Ignacio, Mexico

Average sunshine days in May - San Ignacio, Mexico
  • Average sunshine days in May: 28.4 days

The month with the most sunshine days is April (29.3 days).
The month with the least sunshine days is August (1.9 days).

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Average UV index in May
San Ignacio, Mexico

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

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

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Average cloud cover in May
San Ignacio, Mexico

Average cloud cover in May - San Ignacio, Mexico
  • Average cloud cover in May: 10

The month with the most cloud cover is August (Cloud cover 33).
The month with the least cloud cover is May (Cloud cover 10).

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Average visibility in May
San Ignacio, Mexico

Average visibility in May - San Ignacio, 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 Ignacio, Mexico

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