May weather forecast
Belle Chasse, LA

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Weather in May

May, the last month of the spring in Belle Chasse, is also a moderately hot month, with an average temperature ranging between max 82.9°F (28.3°C) and min 71.2°F (21.8°C).

Temperature

May's onset brings a minor rise in the average high-temperature, moving from a warm 77°F (25°C) in April to a still moderately hot 82.9°F (28.3°C). Throughout May, a steady low-temperature average of 71.2°F (21.8°C) is noted.

Heat index

In May, the heat index is evaluated at a tropical 89.6°F (32°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
Thinking about the heat index, one should account for its values in shaded areas with gentle breezes. Facing direct sunlight may hike up the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', binds temperature metrics with humidity values to give a sense of the actual warmth. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Remember, direct sunlight exposure can heighten the heat impact and might increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

The average relative humidity in May in Belle Chasse, Louisiana, is 73%.

Rainfall

In May, in Belle Chasse, the rain falls for 8.6 days. Throughout May, 0.75" (19mm) of precipitation is accumulated. Throughout the year, in Belle Chasse, there are 112.1 rainfall days, and 9.37" (238mm) of precipitation is accumulated.

Snowfall

February through December 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 6:16 am and sunset at 7:37 pm. On the last day of May, in Belle Chasse, sunrise is at 5:59 am and sunset at 7:55 pm CDT.

Sunshine

In Belle Chasse, Louisiana, the average sunshine in May is 10.6h.

UV index

The months with the highest UV index are May through September, with an average maximum UV index of 7. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: An average UV index of 7 in May transforms into this advice:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
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Frequently asked questions

Is it hot in Belle Chasse during May?

In Belle Chasse, 82.9°F (28.3°C) is the average high-temperature and 71.2°F (21.8°C) is the average low-temperature during May. In May, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which combines relative humidity and air temperature, is evaluated at 89.6°F (32°C).

What is the average humidity in May in Belle Chasse?

In Belle Chasse, Louisiana, the average relative humidity in May is 73%.

How much does it rain in Belle Chasse in May?

In Belle Chasse, in May, it is raining for 8.6 days, with typically 0.75" (19mm) of accumulated precipitation.

When it does not snow in Belle Chasse?

In Belle Chasse, Louisiana, snow does not fall in February through December.

What is the average length of the day in May in Belle Chasse?

In May, the average day length is 13h and 40min.

When are sunrise and sunset in May in Belle Chasse?

In May, on the first day of the month, sunrise is at 6:16 am and sunset at 7:37 pm. On the last day of the month, in Belle Chasse, sunrise is at 5:59 am and sunset at 7:55 pm CDT.

How long on average sun shines in May in Belle Chasse?

The average sunshine duration in May in Belle Chasse is 10.6h.

What are the months with the highest UV index in Belle Chasse?

May through September, with an average maximum UV index of 7, are months with the highest UV index in Belle Chasse, Louisiana.

What is the UV index intensity in May in Belle Chasse?

In May, the average daily maximum UV index is 7. A UV Index reading of 6 to 7 represents a high health threat from unprotected exposure to UV radiation.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in May
Belle Chasse, LA

Average temperature in May - Belle Chasse, LA
  • Average high temperature in May: 82.9°F

The warmest months (with the highest average high temperature) are July and August (89.4°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in May: 71.2°F

The month with the highest average low temperature is August (79.5°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

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Average pressure in May
Belle Chasse, LA

Average pressure in May - Belle Chasse, LA
  • Average pressure in May: 29.99"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June, August and September (29.97"Hg).

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Average wind speed in May
Belle Chasse, LA

Average wind speed in May - Belle Chasse, LA
  • Average wind speed in May: 8.2mph

The windiest months (with the highest average wind speed) are February and April (9.8mph).
The calmest month (with the lowest average wind speed) is July (6.6mph).

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Average humidity in May
Belle Chasse, LA

Average humidity in May - Belle Chasse, LA
  • Average humidity in May: 73%

The months with the highest relative humidity are February and December (77%).
The month with the lowest relative humidity is October (71%).

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Average rainfall in May
Belle Chasse, LA

Average rainfall in May - Belle Chasse, LA
  • Average rainfall in May: 0.75"

The wettest month (with the highest rainfall) is July (1.57").
The driest months (with the least rainfall) are March and April (0.43").

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Average rainfall days in May
Belle Chasse, LA

Average rainfall days in May - Belle Chasse, LA
  • Average rainfall days in May: 8.6 days

The month with the highest number of rainy days is August (17.2 days).
The month with the least rainy days is November (4.7 days).

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Average snowfall days in May
Belle Chasse, LA

Average snowfall days in May - Belle Chasse, LA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.1 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

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Average daylight in May /
Average sunshine in May
Belle Chasse, LA

Average daylight in May / Average sunshine in May - Belle Chasse, 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 4min

The month with the most sunshine is June (Average sunshine: 11h and 0min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in May
Belle Chasse, LA

Average sunshine days in May - Belle Chasse, LA
  • Average sunshine days in May: 19.3 days

The month with the most sunshine days is November (23.5 days).
The month with the least sunshine days is August (8.9 days).

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Average UV index in May
Belle Chasse, LA

Average UV index in May - Belle Chasse, LA
  • Average UV index in May: 7

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

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Average cloud cover in May
Belle Chasse, LA

Average cloud cover in May - Belle Chasse, LA
  • Average cloud cover in May: 26

The month with the most cloud cover is December (Cloud cover 44).
The month with the least cloud cover is October (Cloud cover 24).

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Average visibility in May
Belle Chasse, LA

Average visibility in May - Belle Chasse, 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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Belle Chasse, Louisiana, USA

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