May weather forecast
Lake Charles, LA

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A large ship has docked on the shores of the iconic Lake Charles in Louisiana
A large ship has docked on the shores of the iconic Lake Charles in Louisiana

Weather in May

May opens the door wide for warmer temperatures in Lake Charles, Louisiana. With a significant leap in temperatures, residents anticipate the arrival of summer. The observed rise in temperature gets confirmed with May's maximum temperature reaching the 80s°F mark, standing at 84.7°F (29.3°C). Despite the escalating heat, rainfall persists, sustaining the abundant natural greenery. Transitioning into June, the city anticipates the full force of summer.

Temperature

The transition from April to May brings a subtle temperature rise, with average high-temperatures increasing from 77.5°F (25.3°C) to a still moderately hot 84.7°F (29.3°C). In May, the nighttime temperature lowers to an average of 68.4°F (20.2°C).

Heat index

For most parts of May, the heat index is estimated at a tropical 93.2°F (34°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.
Consider that heat index readings are for situations in the shade and light wind. 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 'real feel' or 'apparent temperature', evaluates the perceived heat by adding the effect of moisture in the air. The influence of weather is personal, with varied individuals experiencing it differently due to differences in body mass, stature, and physical exertion levels. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

In May, the average relative humidity is 75%.

Rainfall

In Lake Charles, Louisiana, during May, the rain falls for 13.9 days and regularly aggregates up to 3.19" (81mm) of precipitation. In Lake Charles, Louisiana, during the entire year, the rain falls for 182.1 days and collects up to 39.25" (997mm) of precipitation.

Snowfall

February through November are months without snowfall in Lake Charles.

Daylight

In Lake Charles, Louisiana, the average length of the day in May is 13h and 41min.
On the first day of the month, sunrise is at 6:28 am and sunset at 7:50 pm. On the last day of May, sunrise is at 6:11 am and sunset at 8:09 pm CDT.

Sunshine

The average sunshine in May in Lake Charles is 10.3h.

UV index

The months with the highest UV index in Lake Charles are May through August, with an average maximum UV index of 7. A UV Index value of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In May, the maximum UV index of 7 suggests these recommendations:
Evade overexposure. Individuals with fair skin risk burning in under 20 minutes. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
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Frequently asked questions

Is it hot in Lake Charles during May?

The high-temperature, in May, in Lake Charles, is 84.7°F (29.3°C), while the low-temperature averages to 68.4°F (20.2°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in May is estimated at 93.2°F (34°C).

What is the average humidity in May in Lake Charles?

The average relative humidity in May in Lake Charles, Louisiana, is 75%.

How much does it rain in Lake Charles in May?

In Lake Charles, in May, it is raining for 13.9 days, with typically 3.19" (81mm) of accumulated precipitation.

When it does not snow in Lake Charles?

February through November are months without snowfall in Lake Charles, Louisiana.

How many hours of daylight does Lake Charles have in May?

The average day length in May in Lake Charles is 13h and 41min.

When are sunrise and sunset in May in Lake Charles?

In May, on the first day of the month, sunrise is at 6:28 am and sunset at 7:50 pm. On the last day of the month, in Lake Charles, sunrise is at 6:11 am and sunset at 8:09 pm CDT.

How long on average sun shines in May in Lake Charles?

In May, the average sunshine duration in Lake Charles is 10.3h.

What is the month with the highest UV index in Lake Charles?

The months with the highest UV index in Lake Charles, Louisiana, are May through August, with an average maximum UV index of 7.

How high is the UV index in May in Lake Charles?

In Lake Charles, Louisiana, the average daily maximum UV index in May is 7. A UV Index estimate of 6 to 7 represents a high health risk from unprotected exposure to 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
Lake Charles, LA

Average temperature in May - Lake Charles, LA
  • Average high temperature in May: 84.7°F

The warmest month (with the highest average high temperature) is August (91.4°F).
The month with the lowest average high temperature is January (59.4°F).

  • Average low temperature in May: 68.4°F

The month with the highest average low temperature is July (75.7°F).
The coldest month (with the lowest average low temperature) is January (44.4°F).

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Average pressure in May
Lake Charles, LA

Average pressure in May - Lake Charles, 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
Lake Charles, LA

Average wind speed in May - Lake Charles, LA
  • Average wind speed in May: 8.1mph

The windiest month (with the highest average wind speed) is April (9.3mph).
The calmest month (with the lowest average wind speed) is August (6mph).

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Average humidity in May
Lake Charles, LA

Average humidity in May - Lake Charles, LA
  • Average humidity in May: 75%

The month with the highest relative humidity is February (81%).
The month with the lowest relative humidity is October (72%).

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Average rainfall in May
Lake Charles, LA

Average rainfall in May - Lake Charles, LA
  • Average rainfall in May: 3.19"

The wettest month (with the highest rainfall) is August (5.75").
The driest month (with the least rainfall) is February (2.32").

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Average rainfall days in May
Lake Charles, LA

Average rainfall days in May - Lake Charles, LA
  • Average rainfall days in May: 13.9 days

The month with the highest number of rainy days is August (22.2 days).
The month with the least rainy days is November (10.1 days).

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Average snowfall in May
Lake Charles, LA

Average snowfall in May - Lake Charles, LA
  • Average snowfall in May: 0"

The month with the highest snowfall is January (0.2").
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
Lake Charles, LA

Average snowfall days in May - Lake Charles, 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
Lake Charles, LA

Average daylight in May / Average sunshine in May - Lake Charles, LA
  • Average daylight in May: 13h and 4min

The month with the longest days is June (Average daylight: 14h and 6min).
The month with the shortest days is December (Average daylight: 10h and 12min).

  • Average sunshine in May: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

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Average sunshine days in May
Lake Charles, LA

Average sunshine days in May - Lake Charles, LA
  • Average sunshine days in May: 14.3 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is August (7.3 days).

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Average UV index in May
Lake Charles, LA

Average UV index in May - Lake Charles, 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
Lake Charles, LA

Average cloud cover in May - Lake Charles, LA
  • Average cloud cover in May: 30

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 25).

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Average visibility in May
Lake Charles, LA

Average visibility in May - Lake Charles, 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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Lake Charles, Louisiana, USA

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