May weather forecast
Jean Lafitte, LA

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Weather in May

May, the last month of the spring in Jean Lafitte, is also a moderately hot month, with temperature in the range of an average high of 83.8°F (28.8°C) and an average low of 70.5°F (21.4°C).

Temperature

Jean Lafitte's weather in May shows a minor rise in the average high-temperature, moving slightly up from April's 77.4°F (25.2°C) to a still warm 83.8°F (28.8°C). An average low-temperature of 70.5°F (21.4°C) is noted during the month of May.

Heat index

The heat index for May is computed to be a tropical 91.4°F (33°C). Adopt additional preventive measures, heat cramps and heat exhaustion are potential outcomes. Prolonged activity may trigger heatstroke.
Consider that heat index readings are for situations in the shade and light wind. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a calculation that merges air temperature and relative humidity to depict the sensation of warmth. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in May is 73%.

Rainfall

In Jean Lafitte, in May, it is raining for 9.7 days, with typically 1.1" (28mm) of accumulated precipitation. Throughout the year, there are 137.6 rainfall days, and 14.84" (377mm) of precipitation is accumulated.

Snowfall

February through December are months without snowfall.

Daylight

The average length of the day in May in Jean Lafitte is 13h and 40min.
On the first day of May, sunrise is at 6:17 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:56 pm CDT.

Sunshine

The average sunshine in May is 10.7h.

UV index

May through September, with an average maximum UV index of 7, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for the average person.
Note: The maximum daily UV index, 7 in May, converts into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Remember that the sun's UV radiation is strongest between 10 a.m. and 4 p.m. Make an effort to avoid direct sun exposure during these hours. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.

Frequently asked questions

How hot is May?

The high-temperature during May is 83.8°F (28.8°C) and the low-temperature is 70.5°F (21.4°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, in May is computed to be 91.4°F (33°C).

What is the average humidity in May?

In May, the average relative humidity is 73%.

How many days does it rain in May?

In Jean Lafitte, in May, during 9.7 rainfall days, 1.1" (28mm) of precipitation is typically accumulated.

When it does not snow?

In Jean Lafitte, snow does not fall in February through December.

How many hours of daylight does Jean Lafitte have in May?

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

When is the sunrise / sunset in May?

In May, on the first day of the month, sunrise is at 6:17 am and sunset at 7:37 pm. On the last day of the month, sunrise is at 6:00 am and sunset at 7:56 pm CDT.

How long on average sun shines in May?

In Jean Lafitte, the average sunshine duration in May is 10.7h.

What is the month with the highest UV index?

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

How high is the UV index in May?

The average daily maximum UV index in May in Jean Lafitte is 7. A UV Index of 6 to 7 symbolizes a high health risk 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
Jean Lafitte, LA

Average temperature in May - Jean Lafitte, LA
  • Average high temperature in May: 83.8°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (60.6°F).

  • Average low temperature in May: 70.5°F

The month with the highest average low temperature is August (78.4°F).
The coldest month (with the lowest average low temperature) is January (48.6°F).

Average pressure in May
Jean Lafitte, LA

Average pressure in May - Jean Lafitte, 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).

Average wind speed in May
Jean Lafitte, LA

Average wind speed in May - Jean Lafitte, LA
  • Average wind speed in May: 7.8mph

The windiest months (with the highest average wind speed) are February and April (9.3mph).
The calmest month (with the lowest average wind speed) is July (6mph).

Average humidity in May
Jean Lafitte, LA

Average humidity in May - Jean Lafitte, 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%).

Average rainfall in May
Jean Lafitte, LA

Average rainfall in May - Jean Lafitte, LA
  • Average rainfall in May: 1.1"

The wettest month (with the highest rainfall) is July (2.72").
The driest month (with the least rainfall) is January (0.63").

Average rainfall days in May
Jean Lafitte, LA

Average rainfall days in May - Jean Lafitte, LA
  • Average rainfall days in May: 9.7 days

The month with the highest number of rainy days is August (20 days).
The month with the least rainy days is November (5.8 days).

Average snowfall days in May
Jean Lafitte, LA

Average snowfall days in May - Jean Lafitte, LA
  • Average snowfall days in May: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in May /
Average sunshine in May
Jean Lafitte, LA

Average daylight in May / Average sunshine in May - Jean Lafitte, 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 18min).

Average sunshine days in May
Jean Lafitte, LA

Average sunshine days in May - Jean Lafitte, LA
  • Average sunshine days in May: 18 days

The month with the most sunshine days is November (22 days).
The month with the least sunshine days is August (7.8 days).

Average UV index in May
Jean Lafitte, LA

Average UV index in May - Jean Lafitte, 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).

Average cloud cover in May
Jean Lafitte, LA

Average cloud cover in May - Jean Lafitte, LA
  • Average cloud cover in May: 25

The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 23).

Average visibility in May
Jean Lafitte, LA

Average visibility in May - Jean Lafitte, 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).

Jean Lafitte, Louisiana, USA

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