August 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 August

As the final month of summer, August sheds a bit of the intense heat experienced in Lake Charles, Louisiana. August recaptures July's heat, boasting the second-highest recorded temperature of 91.4°F (33°C) for the year. The increase in cloud cover provides a much-welcomed cooling effect against the high temperatures. Despite the mild reduction in heat, the weather stays on the warmer side. As the simmering heat of August starts to wane, the city braces itself for the arrival of autumn in September.

Temperature

August, on average, is the warmest month, registering a high temperature of 91.4°F (33°C) and a low of 75.6°F (24.2°C).

Heat index

The average heat index in August is estimated at a blazing hot 116.6°F (47°C). Stay wary: Heat exhaustion and heat cramps are possible. Heatstroke can ensue from extended effort.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', is found by incorporating humidity levels into the air temperature measurement. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like wind, attire, and metabolic variations. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. When the relative humidity is high, the evaporation rate is reduced. The warmth is removed from the body at a lower rate, causing the body to retain more heat than it would in dry air. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

In August, the average relative humidity in Lake Charles is 77%.

Rainfall

The month with the most rainfall in Lake Charles is August, when the rain falls for 22.2 days and typically aggregates up to 5.75" (146mm) of precipitation.

Snowfall

In Lake Charles, snow does not fall in February through November.

Daylight

The average length of the day in August is 13h and 12min.
On the first day of the month, sunrise is at 6:32 am and sunset at 8:06 pm. On the last day of August, sunrise is at 6:49 am and sunset at 7:36 pm CDT.

Sunshine

In Lake Charles, the average sunshine in August is 10.4h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index in Lake Charles, Louisiana. A UV Index reading of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for the average person.
Note: The maximum daily UV index, 7 in August, converts into the following recommendations:
Fend off overexposure. Sun protection is vital. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. For effective sun eye protection, rely on sunglasses certified for UVA and UVB resistance.
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Frequently asked questions

What are the warmest months in Lake Charles?

August is the warmest month, with the temperature often reaching an average high of 91.4°F (33°C) and an average low of 75.6°F (24.2°C).

How hot is it in Lake Charles in August?

In Lake Charles, in August, the average high-temperature is 91.4°F (33°C), and the average low-temperature is 75.6°F (24.2°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in August is estimated at 116.6°F (47°C).

What is the average humidity in August in Lake Charles?

In August, the average relative humidity is 77%.

What is the rainiest month in Lake Charles?

The month with the most rainfall in Lake Charles is August, when the rain falls for 22.2 days and typically aggregates up to 5.75" (146mm) of precipitation.

How many days does it rain in August in Lake Charles?

In Lake Charles, Louisiana, in August, it is raining for 22.2 days, with typically 5.75" (146mm) of accumulated precipitation.

When it does not snow in Lake Charles?

In Lake Charles, snow does not fall in February through November.

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

In Lake Charles, the average day length in August is 13h and 12min.

What time are sunrise and sunset in August in Lake Charles?

On the first day of August in Lake Charles, sunrise is at 6:32 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 7:36 pm CDT.

How many hours of sunshine does Lake Charles have in August?

In Lake Charles, Louisiana, the average sunshine duration in August is 10.4h.

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

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

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

The average daily maximum UV index in August in Lake Charles is 7. A UV Index estimate of 6 to 7 represents a high health risk from exposure to Sun's UV rays.
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 August
Lake Charles, LA

Average temperature in August - Lake Charles, LA
  • Average high temperature in August: 91.4°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 August: 75.6°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 August
Lake Charles, LA

Average pressure in August - Lake Charles, LA
  • Average pressure in August: 29.94"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 August
Lake Charles, LA

Average wind speed in August - Lake Charles, LA
  • Average wind speed in August: 6mph

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 August
Lake Charles, LA

Average humidity in August - Lake Charles, LA
  • Average humidity in August: 77%

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 August
Lake Charles, LA

Average rainfall in August - Lake Charles, LA
  • Average rainfall in August: 5.75"

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 August
Lake Charles, LA

Average rainfall days in August - Lake Charles, LA
  • Average rainfall days in August: 22.2 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 August
Lake Charles, LA

Average snowfall in August - Lake Charles, LA
  • Average snowfall in August: 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 August
Lake Charles, LA

Average snowfall days in August - Lake Charles, LA
  • Average snowfall days in August: 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 August /
Average sunshine in August
Lake Charles, LA

Average daylight in August / Average sunshine in August - Lake Charles, LA
  • Average daylight in August: 13h and 1min

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 August: 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 August
Lake Charles, LA

Average sunshine days in August - Lake Charles, LA
  • Average sunshine days in August: 7.3 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 August
Lake Charles, LA

Average UV index in August - Lake Charles, LA
  • Average UV index in August: 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 August
Lake Charles, LA

Average cloud cover in August - Lake Charles, LA
  • Average cloud cover in August: 28

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 August
Lake Charles, LA

Average visibility in August - Lake Charles, LA
  • Average visibility in August: 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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