August weather forecast
Westchester, LA

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Weather in August

August, the last month of the summer in Westchester, is another hot month, with temperature in the range of an average high of 91.2°F (32.9°C) and an average low of 74.7°F (23.7°C).

Temperature

Westchester in August witnesses an average high-temperature of a still hot 91.2°F (32.9°C), indicating a slight variation from July's 91.6°F (33.1°C). Westchester experiences a mean temperature of 74.7°F (23.7°C) during August nights.

Heat index

The heat index value for August is estimated at a burning hot 116.6°F (47°C). Mind: Heat cramps along with heat exhaustion are anticipated. Heatstroke can develop with continued physical activity.
Understanding the heat index involves considering values for shaded locales with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', determines the feeling of heat when you account for the relative humidity. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Youngsters frequently overlook the need for breaks and fluid intake. Thirst is an advanced sign of dehydration - thereby highlighting the importance of keeping hydrated, particularly during long physical activities.
The human body cools itself through perspiration, as excessive warmth is removed from the body through sweat evaporation. An upsurge in relative humidity affects normal body cooling mechanisms by slowing evaporation, hence reducing the rate at which the body cools and intensifying the perception of heat. Rising body temperatures resulting from an imbalance in heat absorption can lead to potential thermal issues.

Humidity

In Westchester, the average relative humidity in August is 78%.

Rainfall

In Westchester, during August, the rain falls for 23.8 days and regularly aggregates up to 5.16" (131mm) of precipitation. Throughout the year, there are 187.5 rainfall days, and 40" (1016mm) of precipitation is accumulated.

Snowfall

February through November are months without snowfall.

Daylight

In August, the average length of the day is 13h and 13min.
On the first day of the month, sunrise is at 6:23 am and sunset at 7:57 pm. On the last day of August, sunrise is at 6:40 am and sunset at 7:27 pm CDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

May through August, with an average maximum UV index of 7, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily high UV index of 7 during August translates into the following recommendations:
Fend off overexposure. Sun protection is vital. To the best of your ability, limit your exposure to the sun between the hours of 10 a.m. and 4 p.m., when UV radiation is at its peak. To cut down UV radiation exposure by about half, sport a wide-brim hat.
Updated: Aug 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

In August, in Westchester, the average high-temperature is 91.2°F (32.9°C), and the average low-temperature is 74.7°F (23.7°C). In August, the average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is estimated at 116.6°F (47°C).

What is the average humidity in August?

In Westchester, the average relative humidity in August is 78%.

How many days does it rain in August?

In Westchester, in August, it is raining for 23.8 days, with typically 5.16" (131mm) of accumulated precipitation.

When it does not snow?

February through November are months without snowfall.

What is the average length of the day in August?

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

When is the sunrise / sunset in August?

In August, on the first day of the month, sunrise is at 6:23 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 7:27 pm CDT.

How many hours of sunshine does Westchester have in August?

In Westchester, the average sunshine duration in August is 10.1h.

What are the months with the highest UV index?

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

What is the UV index intensity in August?

The average daily maximum UV index in August is 7. A UV Index value of 6 to 7 symbolizes a high health vulnerability 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
Westchester, LA

Average temperature in August - Westchester, LA
  • Average high temperature in August: 91.2°F

The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (59°F).

  • Average low temperature in August: 74.7°F

The month with the highest average low temperature is August (74.7°F).
The coldest month (with the lowest average low temperature) is January (43.2°F).

Average pressure in August
Westchester, LA

Average pressure in August - Westchester, LA
  • Average pressure in August: 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 (29.96"Hg).

Average wind speed in August
Westchester, LA

Average wind speed in August - Westchester, LA
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is February (6.8mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).

Average humidity in August
Westchester, LA

Average humidity in August - Westchester, LA
  • Average humidity in August: 78%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (73%).

Average rainfall in August
Westchester, LA

Average rainfall in August - Westchester, LA
  • Average rainfall in August: 5.16"

The wettest month (with the highest rainfall) is July (5.47").
The driest month (with the least rainfall) is November (1.93").

Average rainfall days in August
Westchester, LA

Average rainfall days in August - Westchester, LA
  • Average rainfall days in August: 23.8 days

The month with the highest number of rainy days is August (23.8 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in August
Westchester, LA

Average snowfall in August - Westchester, 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").

Average snowfall days in August
Westchester, LA

Average snowfall days in August - Westchester, 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).

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

Average daylight in August / Average sunshine in August - Westchester, 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 1min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in August
Westchester, LA

Average sunshine days in August - Westchester, LA
  • Average sunshine days in August: 6.3 days

The month with the most sunshine days is November (19.5 days).
The month with the least sunshine days is July (5.9 days).

Average UV index in August
Westchester, LA

Average UV index in August - Westchester, 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).

Average cloud cover in August
Westchester, LA

Average cloud cover in August - Westchester, LA
  • Average cloud cover in August: 32

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is October (Cloud cover 27).

Average visibility in August
Westchester, LA

Average visibility in August - Westchester, LA
  • Average visibility in August: 5mi

The months with the highest visibility are January, October, November and December (6mi).
The months with the lowest visibility are February, March, April, May, June, July, August and September (5mi).

Westchester, Louisiana, USA

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