August weather forecast
Head of Island, LA

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Weather in August

The last month of the summer, August, is another hot month in Head of Island, Louisiana, with an average temperature varying between 90.7°F (32.6°C) and 74.8°F (23.8°C).

Temperature

As August takes its course, Head of Island's average high-temperature registers at a still tropical 90.7°F (32.6°C), closely aligning with the preceding month. In the month of August, an average of 74.8°F (23.8°C) marks the low-temperature in Head of Island.

Heat index

August's mean heat index is appraised at a life-threatening hot 114.8°F (46°C). Watchful: Heat cramps and heat exhaustion are predicted. Continued exertion could lead to heatstroke.
Heat index details are generally centered around shaded locations and a mild breeze. The direct sunshine could escalate the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are quite important for children. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

In Head of Island, the average relative humidity in August is 79%.

Rainfall

In Head of Island, in August, during 18.4 rainfall days, 2.4" (61mm) of precipitation is typically accumulated. In Head of Island, during the entire year, the rain falls for 151.5 days and collects up to 18.62" (473mm) of precipitation.

Snowfall

In Head of Island, snow does not fall in February through December.

Daylight

In Head of Island, the average length of the day in August is 13h and 13min.
On the first day of the month, sunrise is at 6:22 am and sunset at 7:56 pm. On the last day of August, in Head of Island, sunrise is at 6:39 am and sunset at 7:26 pm CDT.

Sunshine

The average sunshine in August is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 7. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV rays for the average person.
Note: An average UV index of 7 in August transforms into this advice:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. 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. A wide-brimmed hat provides unparalleled sun protection for sensitive areas like the eyes, ears, and neck.
Updated: Aug 23, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in August?

During August, Head of Island experiences an average high-temperature of 90.7°F (32.6°C) and a low-temperature of 74.8°F (23.8°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is appraised at 114.8°F (46°C).

What is the average humidity in August?

In August, the average relative humidity is 79%.

How many days does it rain in August?

In Head of Island, in August, it is raining for 18.4 days, with typically 2.4" (61mm) of accumulated precipitation.

When it does not snow?

February through December are months without snowfall.

How many hours of daylight does Head of Island have in August?

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

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:22 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 7:26 pm CDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.3h.

What is the month with the highest UV index?

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

What is the UV index intensity in August in Head of Island?

In August, the average daily maximum UV index is 7. A UV Index of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's 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 August
Head of Island, LA

Average temperature in August - Head of Island, LA
  • Average high temperature in August: 90.7°F

The warmest month (with the highest average high temperature) is July (91°F).
The month with the lowest average high temperature is January (59.2°F).

  • Average low temperature in August: 74.8°F

The month with the highest average low temperature is August (74.8°F).
The coldest month (with the lowest average low temperature) is January (43.5°F).

Average pressure in August
Head of Island, LA

Average pressure in August - Head of Island, LA
  • Average pressure in August: 29.97"Hg

The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in August
Head of Island, LA

Average wind speed in August - Head of Island, LA
  • Average wind speed in August: 4.7mph

The windiest months (with the highest average wind speed) are February and April (7.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in August
Head of Island, LA

Average humidity in August - Head of Island, LA
  • Average humidity in August: 79%

The months with the highest relative humidity are February and December (81%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Head of Island, LA

Average rainfall in August - Head of Island, LA
  • Average rainfall in August: 2.4"

The wettest month (with the highest rainfall) is July (3.03").
The driest months (with the least rainfall) are March and November (0.98").

Average rainfall days in August
Head of Island, LA

Average rainfall days in August - Head of Island, LA
  • Average rainfall days in August: 18.4 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (7.9 days).

Average snowfall in August
Head of Island, LA

Average snowfall in August - Head of Island, LA
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.04").
The months with the least snowfall are February, March, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in August
Head of Island, LA

Average snowfall days in August - Head of Island, LA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are February, March, April, May, June, July, August, September, October, November and December (0 days).

Average daylight in August /
Average sunshine in August
Head of Island, LA

Average daylight in August / Average sunshine in August - Head of Island, 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).

Average sunshine days in August
Head of Island, LA

Average sunshine days in August - Head of Island, LA
  • Average sunshine days in August: 9.3 days

The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is August (9.3 days).

Average UV index in August
Head of Island, LA

Average UV index in August - Head of Island, 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
Head of Island, LA

Average cloud cover in August - Head of Island, LA
  • Average cloud cover in August: 30

The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 26).

Average visibility in August
Head of Island, LA

Average visibility in August - Head of Island, LA
  • Average visibility in August: 6mi

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

Head of Island, Louisiana, USA

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