May weather forecast
El Yunque, Mexico

May

Weather in May

May, the last month of the spring in El Yunque, is a tropical month, with temperature in the range of an average high of 32.3°C (90.1°F) and an average low of 19.4°C (66.9°F).

Temperature

May's arrival coincides with a marginal rise in the average high-temperature, moving from April's moderately hot 28.8°C (83.8°F) to a tropical 32.3°C (90.1°F). Despite a stark disparity with daily highs, El Yunque records an average nighttime temperature of 19.4°C (66.9°F) in May.

Humidity

In El Yunque, the average relative humidity in May is 25%.

Rainfall

In El Yunque, in May, during 6.2 rainfall days, 11mm (0.43") of precipitation is typically accumulated. Throughout the year, there are 75 rainfall days, and 174mm (6.85") of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Daylight

The average length of the day in May is 13h and 40min.
On the first day of the month, sunrise is at 5:16 am and sunset at 6:36 pm. On the last day of May, sunrise is at 4:59 am and sunset at 6:55 pm MST.

Sunshine

In El Yunque, the average sunshine in May is 10.2h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in El Yunque, Mexico. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation for the ordinary person.
Note: The daily high UV index of 7 in May translates into this advice:
Follow precautions and abide by sun safety rules. Deterrence of sunburn is imperative. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

How hot is it in May?
The average high-temperature, in May, in El Yunque, is 32.3°C (90.1°F), while the average low-temperature is 19.4°C (66.9°F).
What is the average humidity in May?
The average relative humidity in May is 25%.
How many days does it rain in May?
In El Yunque, in May, during 6.2 rainfall days, 11mm (0.43") of precipitation is typically accumulated.
When it does not snow?
February through November are months without snowfall.
What is the average length of the day in May in El Yunque?
The average day length in May is 13h and 40min.
When is the sunrise / sunset in May?
In May, on the first day of the month, sunrise is at 5:16 am and sunset at 6:36 pm. On the last day of the month, sunrise is at 4:59 am and sunset at 6:55 pm MST.
How many hours of sunshine does El Yunque have in May?
In May, the average sunshine duration is 10.2h.
When is the highest UV index in El Yunque?
The months with the highest UV index are May through August, with an average maximum UV index of 7.
What is the UV index intensity in May?
The average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health threat from unsafe exposure to Sun's UV rays.
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 snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility
Average temperature in May
El Yunque, Mexico
  • Average high temperature in May: 32.3°C

The warmest month (with the highest average high temperature) is June (35.7°C).
The month with the lowest average high temperature is January (16.6°C).

  • Average low temperature in May: 19.4°C

The month with the highest average low temperature is July (24.8°C).
The coldest month (with the lowest average low temperature) is January (5.5°C).

Average pressure in May
El Yunque, Mexico
  • Average pressure in May: 1010.4mbar

The month with the highest atmospheric pressure is January (1019.2mbar).
The month with the lowest atmospheric pressure is June (1010.3mbar).

Average wind speed in May
El Yunque, Mexico
  • Average wind speed in May: 12.8km/h

The windiest month (with the highest average wind speed) is April (13km/h).
The calmest month (with the lowest average wind speed) is December (8.7km/h).

Average humidity in May
El Yunque, Mexico
  • Average humidity in May: 25%

The month with the highest relative humidity is September (45%).
The month with the lowest relative humidity is April (23%).

Average rainfall in May
El Yunque, Mexico
  • Average rainfall in May: 11mm

The wettest months (with the highest rainfall) are June and September (29mm).
The driest month (with the least rainfall) is February (3mm).

Average rainfall days in May
El Yunque, Mexico
  • Average rainfall days in May: 6.2 days

The month with the highest number of rainy days is July (13 days).
The month with the least rainy days is February (2.3 days).

Average snowfall in May
El Yunque, Mexico
  • Average snowfall in May: 0mm

The month with the highest snowfall is January (4mm).
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0mm).

Average snowfall days in May
El Yunque, Mexico
  • Average snowfall days in May: 0 days

The months with the highest number of snowfall days are January and December (0.3 days).
The months with the least snowfall days are March, April, May, June, July, August, September and October (0 days).

Average daylight in May /
Average sunshine in May
El Yunque, Mexico
  • Average daylight in May: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 0min).
The month with the shortest days is December (Average daylight: 10h and 18min).

  • Average sunshine in May: 10h and 1min

The month with the most sunshine is June (Average sunshine: 11h and 48min).
The month with the least sunshine is December (Average sunshine: 8h and 18min).

Average sunshine days in May
El Yunque, Mexico
  • Average sunshine days in May: 21.5 days

The months with the most sunshine days are January and December (27.3 days).
The months with the least sunshine days are July and September (13.7 days).

Average UV index in May
El Yunque, Mexico
  • Average UV index in May: 7

The months with the highest UV index are May, June, July and August (UV index 7).
The month with the lowest UV index is December (UV index 3).

Average cloud cover in May
El Yunque, Mexico
  • Average cloud cover in May: 10

The month with the most cloud cover is September (Cloud cover 20).
The months with the least cloud cover are May and June (Cloud cover 10).

Average visibility in May
El Yunque, 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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