August weather forecast
Swannsylvania, TN

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Weather in August

The last month of the summer, August, is also a hot month in Swannsylvania, Tennessee, with an average temperature varying between 62.6°F (17°C) and 86.4°F (30.2°C).

Temperature

The arrival of August sees a recorded average high-temperature of a still tropical 86.4°F (30.2°C), showing little divergence from the previous month's conditions. Throughout August, Swannsylvania registers a distinct decrease from daytime highs, reaching an average low of 62.6°F (17°C).

Heat index

In August, the heat index is evaluated at a fiery hot 96.8°F (36°C). Greater safety measures are needed, risk of heat exhaustion and heat cramps is high. Continuous activity might trigger heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. The heat index may experience an enhancement of 15 Fahrenheit (8 Celsius) degrees under direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Children often lack awareness of the importance of taking breaks and rehydrating. The feeling of thirst is a late indication of dehydration, so maintaining hydration, especially during long periods of physical activity, is critical.
The body's innate mechanism to counteract overheating is through perspiration, as it leverages the cooling effects of sweat evaporation. Under high air temperature and high humidity (high heat index) conditions, the body's ability to perspire is compromised, increasing the sensation of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The least humid month in Swannsylvania is August, with an average relative humidity of 72%.

Rainfall

In August, the rain falls for 13.8 days. Throughout August, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 150.7 rainfall days, and 23.5" (597mm) of precipitation is accumulated.

Snowfall

In Swannsylvania, snow does not fall in May through September.

Daylight

In Swannsylvania, the average length of the day in August is 13h and 29min.
On the first day of August, sunrise is at 6:41 am and sunset at 8:37 pm. On the last day of the month, sunrise is at 7:04 am and sunset at 8:01 pm EDT.

Sunshine

In August, the average sunshine in Swannsylvania is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index, 6 in August, converts into the following recommendations:
Employ safeguards and advocate sun safety protocols. Shielding against skin and eye damage is crucial. UV radiation from the sun is at its strongest between 10 a.m. and 4 p.m. Try to limit direct exposure during these hours. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
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Frequently asked questions

How hot is August in Swannsylvania?

Swannsylvania in August has an average high-temperature of 86.4°F (30.2°C) and an average low-temperature of 62.6°F (17°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 96.8°F (36°C).

What is the least humid month in Swannsylvania?

August is the least humid month, with an average relative humidity of 72%.

What is the average humidity in August in Swannsylvania?

In Swannsylvania, Tennessee, the average relative humidity in August is 72%.

How many days does it rain in August in Swannsylvania?

In August, in Swannsylvania, the rain falls for 13.8 days. Throughout August, 1.5" (38mm) of precipitation is accumulated.

When it does not snow in Swannsylvania?

May through September are months without snowfall in Swannsylvania.

How many hours of daylight does Swannsylvania have in August?

In Swannsylvania, Tennessee, the average day length in August is 13h and 29min.

When are sunrise and sunset in August in Swannsylvania?

In August, on the first day of the month, sunrise is at 6:41 am and sunset at 8:37 pm. On the last day of the month, in Swannsylvania, Tennessee, sunrise is at 7:04 am and sunset at 8:01 pm EDT.

How many hours of sunshine does Swannsylvania have in August?

In Swannsylvania, the average sunshine duration in August is 10.4h.

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

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

What is the UV index intensity in August in Swannsylvania?

The average daily maximum UV index in August in Swannsylvania, Tennessee, is 6. 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
Swannsylvania, TN

Average temperature in August - Swannsylvania, TN
  • Average high temperature in August: 86.4°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 (44.2°F).

  • Average low temperature in August: 62.6°F

The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

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Average pressure in August
Swannsylvania, TN

Average pressure in August - Swannsylvania, TN
  • Average pressure in August: 30.02"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in August
Swannsylvania, TN

Average wind speed in August - Swannsylvania, TN
  • Average wind speed in August: 3.7mph

The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in August
Swannsylvania, TN

Average humidity in August - Swannsylvania, TN
  • Average humidity in August: 72%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in August
Swannsylvania, TN

Average rainfall in August - Swannsylvania, TN
  • Average rainfall in August: 1.5"

The wettest month (with the highest rainfall) is February (2.99").
The driest month (with the least rainfall) is September (1.22").

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Average rainfall days in August
Swannsylvania, TN

Average rainfall days in August - Swannsylvania, TN
  • Average rainfall days in August: 13.8 days

The months with the highest number of rainy days are May and July (15.3 days).
The month with the least rainy days is November (9.1 days).

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Average snowfall in August
Swannsylvania, TN

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

The month with the highest snowfall is January (1.46").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Swannsylvania, TN

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

The month with the highest number of snowfall days is January (4.8 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
Swannsylvania, TN

Average daylight in August / Average sunshine in August - Swannsylvania, TN
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 36min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in August: 10h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 12min).

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Average sunshine days in August
Swannsylvania, TN

Average sunshine days in August - Swannsylvania, TN
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is July (12.3 days).

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Average UV index in August
Swannsylvania, TN

Average UV index in August - Swannsylvania, 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
Swannsylvania, TN

Average cloud cover in August - Swannsylvania, TN
  • Average cloud cover in August: 26

The month with the most cloud cover is February (Cloud cover 49).
The months with the least cloud cover are June and August (Cloud cover 26).

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Average visibility in August
Swannsylvania, TN

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

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

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Swannsylvania, Tennessee, USA

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