August weather forecast
Alexandria, LA

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Weather in August

At the dog days of summer, August sustains similar high temperatures as witnessed in July within Alexandria, Louisiana. The consistent weather pattern from the previous two months persists, characterising high temperatures and humid conditions. As the month advances, daylight hours gradually decrease, signalling the upcoming swing towards fall. August overtakes preceding months with its high amounts of rainfall, making it the wettest month of the year. Easing into September initiates a marked drop in temperature, ushering in the autumn season and a relief from the long, hot summer.

Temperature

Alexandria commences August with an average high-temperature of a still tropical 92.8°F (33.8°C), maintaining a close resemblance to the previous month. The average temperature during August nights dips to a pleasant 73°F (22.8°C).

Heat index

August's average heat index is estimated at a blazing hot 120.2°F (49°C). Alert: Heat cramps and heat exhaustion are likely to occur. Prolonged exertion can lead to heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. With direct sunlight, be aware that it might enhance the heat sensation, raising the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. With high air temperature and humidity (high heat index) conditions, sweat production is restricted, leading to an amplified perception of heat. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

In Alexandria, Louisiana, the average relative humidity in August is 75%.

Rainfall

August is the month with the most rainfall. Rain falls for 17.1 days and accumulates 3.62" (92mm) of precipitation.

Snowfall

In Alexandria, snow does not fall in March through November.

Daylight

In Alexandria, the average length of the day in August is 13h and 15min.
On the first day of August, sunrise is at 6:26 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 7:34 pm CDT.

Sunshine

In Alexandria, the average sunshine in August is 10h.

UV index

June through August, 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 hazard from exposure to the Sun's UV radiation for average individuals.
Note: The maximum daily UV index, 7 in August, converts into the following recommendations:
Deflect overexposure. Sun protection is a necessity. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Always opt for UVA and UVB-resistant sunglasses on radiant days.

Frequently asked questions

How hot is it in August?

In Alexandria, in August, the average high-temperature is 92.8°F (33.8°C), and the average low-temperature is 73°F (22.8°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which combines relative humidity and air temperature, in August is estimated at 120.2°F (49°C).

What is the average humidity in August?

The average relative humidity in August is 75%.

What is the rainiest month?

The month with the most rainfall is August, when the rain falls for 17.1 days and typically aggregates up to 3.62" (92mm) of precipitation.

How much does it rain in August?

In Alexandria, in August, during 17.1 rainfall days, 3.62" (92mm) of precipitation is typically accumulated.

When it does not snow?

March through November are months without snowfall.

What is the average length of the day in August?

In Alexandria, the average day length in August is 13h and 15min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:26 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 6:45 am and sunset at 7:34 pm CDT.

How many hours of sunshine does Alexandria have in August?

The average sunshine duration in August is 10h.

What are the months with the highest UV index?

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

What is the UV index reading in August?

In August, the average daily maximum UV index is 7. A UV Index estimate of 6 to 7 represents a high health vulnerability from unsafe 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
Alexandria, LA

Average temperature in August - Alexandria, LA
  • Average high temperature in August: 92.8°F

The warmest month (with the highest average high temperature) is July (93.2°F).
The month with the lowest average high temperature is January (56.1°F).

  • Average low temperature in August: 73°F

The months with the highest average low temperature are July and August (73°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

Average pressure in August
Alexandria, LA

Average pressure in August - Alexandria, LA
  • Average pressure in August: 29.95"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in August
Alexandria, LA

Average wind speed in August - Alexandria, LA
  • Average wind speed in August: 5mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest months (with the lowest average wind speed) are July, August and September (5mph).

Average humidity in August
Alexandria, LA

Average humidity in August - Alexandria, LA
  • Average humidity in August: 75%

The months with the highest relative humidity are February and December (82%).
The month with the lowest relative humidity is October (71%).

Average rainfall in August
Alexandria, LA

Average rainfall in August - Alexandria, LA
  • Average rainfall in August: 3.62"

The wettest month (with the highest rainfall) is August (3.62").
The driest month (with the least rainfall) is November (2.17").

Average rainfall days in August
Alexandria, LA

Average rainfall days in August - Alexandria, LA
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is July (17.4 days).
The month with the least rainy days is October (9.9 days).

Average snowfall in August
Alexandria, LA

Average snowfall in August - Alexandria, LA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.55").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in August
Alexandria, LA

Average snowfall days in August - Alexandria, LA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.6 days).
The months with the least snowfall days are March, April, May, June, July, August, October and November (0 days).

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

Average daylight in August / Average sunshine in August - Alexandria, LA
  • Average daylight in August: 13h and 2min

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

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is July (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in August
Alexandria, LA

Average sunshine days in August - Alexandria, LA
  • Average sunshine days in August: 11.4 days

The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in August
Alexandria, LA

Average UV index in August - Alexandria, LA
  • Average UV index in August: 7

The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January and December (UV index 3).

Average cloud cover in August
Alexandria, LA

Average cloud cover in August - Alexandria, LA
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is October (Cloud cover 29).

Average visibility in August
Alexandria, LA

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

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

Alexandria, Louisiana, USA

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