August weather forecast
Fayetteville, TN

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Weather in August

The conclusion of summer in Fayetteville comes about in August which, similar to its preceding months, presents relatively high temperatures. The weather underlines the precedent conditions of July, with evening temperatures slightly dipping compared to the afternoon. The slow cooling trend can be attributed notably to the decrease in daily daylight hours, from 14.5 to 13.4 hours. However, the distinguishing feature remains the ample sunshine, allowing locals to savor the last of the warm summer days before the advent of autumn.

Temperature

Fayetteville experiences an average high-temperature of a still hot 86.7°F (30.4°C) with the onset of August, subtly varied from July's 87.4°F (30.8°C). Throughout August, Fayetteville encounters an average temperature drop to a refreshing 67.1°F (19.5°C).

Heat index

August's mean heat index is computed to be a fiery hot 100.4°F (38°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
From a standpoint of the heat index, values pertain to shaded conditions and mild breezes. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a measure of how hot it feels when the actual air humidity is factored in. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.
The innate cooling system of the human body revolves around perspiration, with the evaporation of sweat being central to this process. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Fayetteville, in August, it is raining for 17.3 days, with typically 3.74" (95mm) of accumulated precipitation. In Fayetteville, Tennessee, during the entire year, the rain falls for 172.9 days and collects up to 40.83" (1037mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In August, the average length of the day in Fayetteville is 13h and 26min.
On the first day of the month, sunrise is at 5:56 am and sunset at 7:49 pm. On the last day of August, in Fayetteville, sunrise is at 6:18 am and sunset at 7:14 pm CDT.

Sunshine

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

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index, 6 during August, leads to the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
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Frequently asked questions

How hot is August in Fayetteville?

An average high-temperature, in August, in Fayetteville, is 86.7°F (30.4°C) and the average low-temperature is 67.1°F (19.5°C). In August, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which represents the influence of relative humidity on air temperature, is computed to be 100.4°F (38°C).

What is the average humidity in August in Fayetteville?

The average relative humidity in August in Fayetteville is 77%.

How much does it rain in Fayetteville in August?

In Fayetteville, during August, the rain falls for 17.3 days and regularly aggregates up to 3.74" (95mm) of precipitation.

When it does not snow in Fayetteville?

In Fayetteville, Tennessee, snow does not fall in April through October.

What is the average length of the day in August in Fayetteville?

In Fayetteville, Tennessee, the average day length in August is 13h and 26min.

When are sunrise and sunset in August in Fayetteville?

On the first day of August in Fayetteville, Tennessee, sunrise is at 5:56 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:18 am and sunset at 7:14 pm CDT.

How many hours of sunshine does Fayetteville have in August?

In August, the average sunshine duration is 10h.

What is the month with the highest UV index in Fayetteville?

May through August, with an average maximum UV index of 6, are months with the highest UV index in Fayetteville.

What is the UV index reading in August in Fayetteville?

In August, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Fayetteville, TN

Average temperature in August - Fayetteville, TN
  • Average high temperature in August: 86.7°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.9°F).

  • Average low temperature in August: 67.1°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in August
Fayetteville, TN

Average pressure in August - Fayetteville, TN
  • Average pressure in August: 30"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in August
Fayetteville, TN

Average wind speed in August - Fayetteville, TN
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

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Average humidity in August
Fayetteville, TN

Average humidity in August - Fayetteville, TN
  • Average humidity in August: 77%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in August
Fayetteville, TN

Average rainfall in August - Fayetteville, TN
  • Average rainfall in August: 3.74"

The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is September (2.05").

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Average rainfall days in August
Fayetteville, TN

Average rainfall days in August - Fayetteville, TN
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.6 days).

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Average snowfall in August
Fayetteville, TN

Average snowfall in August - Fayetteville, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.43").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in August
Fayetteville, TN

Average snowfall days in August - Fayetteville, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (1.6 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in August /
Average sunshine in August
Fayetteville, TN

Average daylight in August / Average sunshine in August - Fayetteville, TN
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 0min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in August
Fayetteville, TN

Average sunshine days in August - Fayetteville, TN
  • Average sunshine days in August: 11.1 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (9.3 days).

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Average UV index in August
Fayetteville, TN

Average UV index in August - Fayetteville, TN
  • Average UV index in August: 6

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in August
Fayetteville, TN

Average cloud cover in August - Fayetteville, TN
  • Average cloud cover in August: 32

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in August
Fayetteville, TN

Average visibility in August - Fayetteville, TN
  • Average visibility in August: 6mi

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

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Fayetteville, Tennessee, USA

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