May weather forecast
Grand Chenier, LA

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Weather in May

May, the last month of the spring in Grand Chenier, is another warm month, with an average temperature ranging between max 84.2°F (29°C) and min 70°F (21.1°C).

Temperature

Grand Chenier's weather shows a minor temperature rise with the arrival of May, moving from a warm 77.4°F (25.2°C) in April to a still moderately hot 84.2°F (29°C). Throughout the nights in May, an average low-temperature of 70°F (21.1°C) is noted.

Heat index

For May, the heat index is calculated to be a tropical 91.4°F (33°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Know that the heat index computations account for shaded terrains and slight winds. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', combines both the air temperature and the humidity level to give a perceived human temperature. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In Grand Chenier, the average relative humidity in May is 74%.

Rainfall

In Grand Chenier, during May, the rain falls for 11.6 days and regularly aggregates up to 2.6" (66mm) of precipitation. Throughout the year, in Grand Chenier, there are 168 rainfall days, and 34.96" (888mm) of precipitation is accumulated.

Snowfall

In Grand Chenier, snow does not fall in February through November.

Daylight

The average length of the day in May is 13h and 40min.
On the first day of May in Grand Chenier, sunrise is at 6:28 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:11 am and sunset at 8:07 pm CDT.

Sunshine

The average sunshine in May in Grand Chenier is 10.2h.

UV index

May through August, 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 the ordinary person.
Note: A maximum high daily UV index of 7 during May translates into the following directions:
Implement preventive steps and embrace sun safety standards. Protection from skin and eye distress is compulsory. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

How hot is it in Grand Chenier in May?

Grand Chenier in May has an average high-temperature of 84.2°F (29°C) and an average low-temperature of 70°F (21.1°C). In May, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 91.4°F (33°C).

What is the average humidity in May in Grand Chenier?

In Grand Chenier, Louisiana, the average relative humidity in May is 74%.

How many days does it rain in May in Grand Chenier?

In Grand Chenier, during May, the rain falls for 11.6 days and regularly aggregates up to 2.6" (66mm) of precipitation.

When it does not snow in Grand Chenier?

In Grand Chenier, snow does not fall in February through November.

What is the average length of the day in May in Grand Chenier?

The average day length in May is 13h and 40min.

What time are sunrise and sunset in May in Grand Chenier?

In May, on the first day of the month, sunrise is at 6:28 am and sunset at 7:49 pm. On the last day of the month, in Grand Chenier, sunrise is at 6:11 am and sunset at 8:07 pm CDT.

How many hours of sunshine does Grand Chenier have in May?

The average sunshine duration in May in Grand Chenier is 10.2h.

When is the highest UV index in Grand Chenier?

May through August, with an average maximum UV index of 7, are months with the highest UV index.

What is the UV index intensity in May in Grand Chenier?

In Grand Chenier, Louisiana, 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 the Sun's UV radiation.
Average humidity
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
Grand Chenier, LA

Average temperature in May - Grand Chenier, LA
  • Average high temperature in May: 84.2°F

The warmest month (with the highest average high temperature) is August (91.2°F).
The month with the lowest average high temperature is January (59.5°F).

  • Average low temperature in May: 70°F

The month with the highest average low temperature is July (77.2°F).
The coldest month (with the lowest average low temperature) is January (46°F).

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Average pressure in May
Grand Chenier, LA

Average pressure in May - Grand Chenier, LA
  • Average pressure in May: 29.96"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.94"Hg).

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Average wind speed in May
Grand Chenier, LA

Average wind speed in May - Grand Chenier, LA
  • Average wind speed in May: 9mph

The windiest month (with the highest average wind speed) is April (10mph).
The calmest month (with the lowest average wind speed) is August (6.6mph).

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Average humidity in May
Grand Chenier, LA

Average humidity in May - Grand Chenier, LA
  • Average humidity in May: 74%

The month with the highest relative humidity is February (80%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Grand Chenier, LA

Average rainfall in May - Grand Chenier, LA
  • Average rainfall in May: 2.6"

The wettest month (with the highest rainfall) is August (5").
The driest month (with the least rainfall) is April (2.09").

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Average rainfall days in May
Grand Chenier, LA

Average rainfall days in May - Grand Chenier, LA
  • Average rainfall days in May: 11.6 days

The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is November (9.7 days).

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Average snowfall in May
Grand Chenier, LA

Average snowfall in May - Grand Chenier, LA
  • Average snowfall in May: 0"

The month with the highest snowfall is December (0.12").
The months with the least snowfall are February, March, April, May, June, July, August, September, October and November (0").

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Average snowfall days in May
Grand Chenier, LA

Average snowfall days in May - Grand Chenier, LA
  • Average snowfall days in May: 0 days

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

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Average daylight in May /
Average sunshine in May
Grand Chenier, LA

Average daylight in May / Average sunshine in May - Grand Chenier, LA
  • 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: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

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Average sunshine days in May
Grand Chenier, LA

Average sunshine days in May - Grand Chenier, LA
  • Average sunshine days in May: 17.5 days

The month with the most sunshine days is October (18.5 days).
The month with the least sunshine days is August (10.3 days).

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Average UV index in May
Grand Chenier, LA

Average UV index in May - Grand Chenier, LA
  • 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).

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Average cloud cover in May
Grand Chenier, LA

Average cloud cover in May - Grand Chenier, LA
  • Average cloud cover in May: 30

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is October (Cloud cover 26).

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Average visibility in May
Grand Chenier, LA

Average visibility in May - Grand Chenier, LA
  • Average visibility in May: 6mi

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

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Grand Chenier, Louisiana, USA

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