August weather forecast
Etowah, TN

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Weather in August

The last month of the summer, August, is another tropical month in Etowah, Tennessee, with an average temperature varying between 64.8°F (18.2°C) and 86.5°F (30.3°C).

Temperature

The advent of August sees the average high-temperature at a still tropical 86.5°F (30.3°C), subtly shifted from July's 87.1°F (30.6°C). The significant decline in Etowah's temperature, from day to night, averages of 64.8°F (18.2°C) in August.

Heat index

For most parts of August, the heat index is computed to be a sweltering 98.6°F (37°C). Incorporate special precautions, risk of heat exhaustion and heat cramps is substantial. Sustained activity could cause heatstroke.
For clarity, heat index numbers account for light winds and areas under shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', takes into account both air temperature and humidity to illustrate what people actually feel. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
As a reaction to high temperatures, the human body begins to perspire, using the evaporation of sweat to lower its temperature. When there is an excess of moisture in the atmosphere, the efficiency of the evaporation process is lessened, leading to less efficient body cooling and a sensation of overheating. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

August, October and November, with an average relative humidity of 75%, are the least humid months in Etowah.

Rainfall

In Etowah, during August, the rain falls for 16.5 days and regularly aggregates up to 3.07" (78mm) of precipitation. Throughout the year, there are 170.1 rainfall days, and 33.23" (844mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 27min.
On the first day of August, sunrise is at 6:47 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 8:06 pm EDT.

Sunshine

The average sunshine in August is 9.7h.

UV index

The months with the highest UV index in Etowah are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Sidestep overexposure. Individuals with fair complexions risk burning in fewer than 20 minutes. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

How hot is it in Etowah in August?

Etowah in August has an average high-temperature of 86.5°F (30.3°C) and an average low-temperature of 64.8°F (18.2°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 98.6°F (37°C).

What is the least humid month in Etowah?

August, October and November, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in August in Etowah?

In August, the average relative humidity is 75%.

How much does it rain in Etowah in August?

In Etowah, Tennessee, in August, it is raining for 16.5 days, with typically 3.07" (78mm) of accumulated precipitation.

When it does not snow in Etowah?

In Etowah, Tennessee, snow does not fall in May through October.

How many hours of daylight does Etowah have in August?

The average day length in August is 13h and 27min.

When is the sunrise / sunset in August in Etowah?

On the first day of August, sunrise is at 6:47 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 8:06 pm EDT.

How many hours of sunshine does Etowah have in August?

The average sunshine duration in August in Etowah is 9.7h.

What are the months with the highest UV index in Etowah?

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

What is the UV index intensity in August in Etowah?

The average daily maximum UV index in August in Etowah, Tennessee, is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Etowah, TN

Average temperature in August - Etowah, TN
  • Average high temperature in August: 86.5°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in August: 64.8°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

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Average pressure in August
Etowah, TN

Average pressure in August - Etowah, TN
  • Average pressure in August: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in August
Etowah, TN

Average wind speed in August - Etowah, TN
  • Average wind speed in August: 3.9mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

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Average humidity in August
Etowah, TN

Average humidity in August - Etowah, TN
  • Average humidity in August: 75%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are August, October and November (75%).

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Average rainfall in August
Etowah, TN

Average rainfall in August - Etowah, TN
  • Average rainfall in August: 3.07"

The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (1.89").

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Average rainfall days in August
Etowah, TN

Average rainfall days in August - Etowah, TN
  • Average rainfall days in August: 16.5 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in August
Etowah, TN

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

The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Etowah, TN

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

The month with the highest number of snowfall days is January (4.6 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Etowah, 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: 9h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

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Average sunshine days in August
Etowah, TN

Average sunshine days in August - Etowah, TN
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.4 days).

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Average UV index in August
Etowah, TN

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

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

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Average cloud cover in August
Etowah, TN

Average cloud cover in August - Etowah, TN
  • Average cloud cover in August: 30

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in August
Etowah, TN

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

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

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Etowah, Tennessee, USA

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