August weather forecast
Westwego, LA

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Weather in August

The last month of the summer, August, is another tropical month in Westwego, Louisiana, with temperature in the range of an average high of 89.1°F (31.7°C) and an average low of 79°F (26.1°C).

Temperature

The shift into August finds Westwego, Louisiana, at an average high-temperature of a still hot 89.1°F (31.7°C), closely comparable to July's conditions. In Westwego, August nights cool down to an average of 79°F (26.1°C).

Heat index

During August, the heat index is calculated to be a scorching 105.8°F (41°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
Understanding the heat index involves considering values for shaded locales with light wind. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', shows a temperature sensation when both heat and moisture conditions are combined. An individual's perception of weather can be swayed by a variety of elements including metabolic differences, pregnancy status, and their level of physical exertion. 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 of high significance for children. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
One way the human body deals with excessive warmth is by perspiring and allowing sweat to evaporate. Under conditions of high relative humidity, the rate of evaporation decreases. This results in the body retaining more heat than under conditions of dry air. When heat gain surpasses the level the body can shed, body temperature begins to increase, and consequently, overheating and dehydration can occur, with varying severity.

Humidity

In August, the average relative humidity in Westwego is 74%.

Rainfall

In Westwego, in August, it is raining for 14.8 days, with typically 1.14" (29mm) of accumulated precipitation. Throughout the year, there are 104.1 rainfall days, and 8.39" (213mm) of precipitation is accumulated.

Daylight

In Westwego, the average length of the day in August is 13h and 11min.
On the first day of the month, sunrise is at 6:20 am and sunset at 7:53 pm. On the last day of August, sunrise is at 6:37 am and sunset at 7:23 pm CDT.

Sunshine

The average sunshine in August is 10.8h.

UV index

May through September, 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 hazard from exposure to the Sun's UV radiation for the average person.
Note: In August, an average UV index of 7 transforms into the following instructions:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The average high-temperature and low-temperature during August are 89.1°F (31.7°C) and 79°F (26.1°C) respectively. In August, the average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, is calculated to be 105.8°F (41°C).

What is the average humidity in August?

The average relative humidity in August is 74%.

How many days does it rain in August?

In August, the rain falls for 14.8 days. Throughout August, 1.14" (29mm) of precipitation is accumulated.

What is the average length of the day in August?

In Westwego, the average day length in August is 13h and 11min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:20 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 7:23 pm CDT.

How many hours of sunshine does Westwego have in August?

In August, the average sunshine duration is 10.8h.

When is the highest UV index?

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

How high is the UV index in August?

In Westwego, the average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in August
Westwego, LA

Average temperature in August - Westwego, LA
  • Average high temperature in August: 89.1°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (60.4°F).

  • Average low temperature in August: 79°F

The month with the highest average low temperature is August (79°F).
The coldest month (with the lowest average low temperature) is January (47.8°F).

Average pressure in August
Westwego, LA

Average pressure in August - Westwego, LA
  • Average pressure in August: 29.97"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 August
Westwego, LA

Average wind speed in August - Westwego, LA
  • Average wind speed in August: 6.5mph

The windiest months (with the highest average wind speed) are February and April (9.5mph).
The calmest months (with the lowest average wind speed) are July and August (6.5mph).

Average humidity in August
Westwego, LA

Average humidity in August - Westwego, LA
  • Average humidity in August: 74%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Westwego, LA

Average rainfall in August - Westwego, LA
  • Average rainfall in August: 1.14"

The wettest month (with the highest rainfall) is July (1.3").
The driest month (with the least rainfall) is March (0.39").

Average rainfall days in August
Westwego, LA

Average rainfall days in August - Westwego, LA
  • Average rainfall days in August: 14.8 days

The month with the highest number of rainy days is August (14.8 days).
The month with the least rainy days is November (4.5 days).

Average daylight in August /
Average sunshine in August
Westwego, LA

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

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 August: 10h and 5min

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).

Average sunshine days in August
Westwego, LA

Average sunshine days in August - Westwego, LA
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is November (24.6 days).
The month with the least sunshine days is August (10.3 days).

Average UV index in August
Westwego, LA

Average UV index in August - Westwego, LA
  • Average UV index in August: 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 August
Westwego, LA

Average cloud cover in August - Westwego, LA
  • Average cloud cover in August: 27

The month with the most cloud cover is December (Cloud cover 45).
The month with the least cloud cover is October (Cloud cover 24).

Average visibility in August
Westwego, LA

Average visibility in August - Westwego, 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).

Westwego, Louisiana, USA

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