May weather forecast
Salina Cruz, Mexico

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Weather in May

May, the last month of the spring in Salina Cruz, is also a hot month, with an average temperature fluctuating between 25.9°C (78.6°F) and 32.6°C (90.7°F).

Temperature

Temperature readings reach their annual highs in May, averaging 32.6°C (90.7°F) and a minimum average of 25.9°C (78.6°F).

Heat index

During May, the heat index is evaluated at an extremely hot 41°C (105.8°F). Incorporate additional safety actions, heat cramps and heat exhaustion are possible. Long-term activity may induce heatstroke.
It is important to note that the heat index values are for shaded areas and light wind scenarios. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. 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 the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in May is 66%.

Rainfall

In May, the rain falls for 15.1 days. Throughout May, 52mm (2.05") of precipitation is accumulated. Throughout the year, there are 139 rainfall days, and 719mm (28.31") of precipitation is accumulated.

Daylight

In Salina Cruz, the average length of the day in May is 12h and 53min.
On the first day of the month, sunrise is at 5:55 am and sunset at 6:39 pm. On the last day of May, sunrise is at 5:47 am and sunset at 6:49 pm CST.

Sunshine

May has the most sunshine of the year in Salina Cruz, Mexico, with an average of 11.6h of sunshine.

UV index

February through October and December, with an average maximum UV index of 7, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: In May, the maximum UV index of 7 transforms into these recommendations:
Persist with safeguards and heed sun safety doctrines. Keeping sunburn at bay is of prime importance. Be aware that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. and try to reduce direct sun exposure during this period as much as possible. Experience reduced UV exposure by about half when donning a wide-brim hat.
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Frequently asked questions

What time of the year is the hottest in Salina Cruz?

The warmest temperatures occur during May, when averages reach a peak of 32.6°C (90.7°F) and a low of 25.9°C (78.6°F).

How hot is it in Salina Cruz in May?

The high-temperature during May is 32.6°C (90.7°F) and the low-temperature is 25.9°C (78.6°F). In May, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which factors the actual air temperature with the relative humidity, is evaluated at 41°C (105.8°F).

What is the average humidity in May in Salina Cruz?

The average relative humidity in May in Salina Cruz, Mexico, is 66%.

How many days does it rain in May in Salina Cruz?

In Salina Cruz, in May, it is raining for 15.1 days, with typically 52mm (2.05") of accumulated precipitation.

What is the average length of the day in May in Salina Cruz?

In Salina Cruz, the average day length in May is 12h and 53min.

When is the sunrise / sunset in May in Salina Cruz?

On the first day of May in Salina Cruz, sunrise is at 5:55 am and sunset at 6:39 pm. On the last day of the month, sunrise is at 5:47 am and sunset at 6:49 pm CST.

What month has the most sunshine in Salina Cruz?

The month with the most sunshine in Salina Cruz, Mexico, is May, with an average of 11.6h of sunshine.

How long on average sun shines in May in Salina Cruz?

The average sunshine duration in May in Salina Cruz is 11.6h.

What are the months with the highest UV index in Salina Cruz?

The months with the highest UV index in Salina Cruz, Mexico, are February through October and December, with an average maximum UV index of 7.

What is the UV index intensity in May in Salina Cruz?

The average daily maximum UV index in May in Salina Cruz is 7. A UV Index of 6 to 7 symbolizes a high health threat from unprotected exposure to UV radiation.

Average temperature in May
Salina Cruz, Mexico

Average temperature in May - Salina Cruz, Mexico
  • Average high temperature in May: 32.6°C

The warmest month (with the highest average high temperature) is May (32.6°C).
The month with the lowest average high temperature is January (27.9°C).

  • Average low temperature in May: 25.9°C

The month with the highest average low temperature is May (25.9°C).
The coldest month (with the lowest average low temperature) is January (21.1°C).

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Average pressure in May
Salina Cruz, Mexico

Average pressure in May - Salina Cruz, Mexico
  • Average pressure in May: 1011.1mbar

The month with the highest atmospheric pressure is January (1015mbar).
The month with the lowest atmospheric pressure is May (1011.1mbar).

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Average wind speed in May
Salina Cruz, Mexico

Average wind speed in May - Salina Cruz, Mexico
  • Average wind speed in May: 13km/h

The windiest month (with the highest average wind speed) is January (24.9km/h).
The calmest month (with the lowest average wind speed) is June (11.6km/h).

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Average humidity in May
Salina Cruz, Mexico

Average humidity in May - Salina Cruz, Mexico
  • Average humidity in May: 66%

The month with the highest relative humidity is September (74%).
The month with the lowest relative humidity is March (64%).

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Average rainfall in May
Salina Cruz, Mexico

Average rainfall in May - Salina Cruz, Mexico
  • Average rainfall in May: 52mm

The wettest month (with the highest rainfall) is August (164mm).
The driest month (with the least rainfall) is January (1mm).

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Average rainfall days in May
Salina Cruz, Mexico

Average rainfall days in May - Salina Cruz, Mexico
  • Average rainfall days in May: 15.1 days

The month with the highest number of rainy days is June (24.3 days).
The months with the least rainy days are January and February (1.7 days).

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Average daylight in May /
Average sunshine in May
Salina Cruz, Mexico

Average daylight in May / Average sunshine in May - Salina Cruz, 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: 11h and 4min

The month with the most sunshine is May (Average sunshine: 11h and 36min).
The month with the least sunshine is December (Average sunshine: 7h and 36min).

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Average sunshine days in May
Salina Cruz, Mexico

Average sunshine days in May - Salina Cruz, Mexico
  • Average sunshine days in May: 13.7 days

The month with the most sunshine days is January (28.6 days).
The month with the least sunshine days is June (4.8 days).

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Average UV index in May
Salina Cruz, Mexico

Average UV index in May - Salina Cruz, Mexico
  • Average UV index in May: 7

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

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Average cloud cover in May
Salina Cruz, Mexico

Average cloud cover in May - Salina Cruz, Mexico
  • Average cloud cover in May: 21

The month with the most cloud cover is June (Cloud cover 35).
The months with the least cloud cover are January, February and December (Cloud cover 9).

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Average visibility in May
Salina Cruz, Mexico

Average visibility in May - Salina Cruz, 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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Salina Cruz, Mexico

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