August weather forecast
Blountville, TN

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Weather in August

August, the last month of the summer in Blountville, is another warm month, with an average temperature varying between 60.4°F (15.8°C) and 84.6°F (29.2°C).

Temperature

Blountville, Tennessee, in August witnesses an average high-temperature of a still moderately hot 84.6°F (29.2°C), indicating a slight variation from July's 84.7°F (29.3°C). Blountville observes a substantial disparity between daytime high and the average low-temperature of 60.4°F (15.8°C) during August nights.

Heat index

For August, the heat index is computed to be a tropical 93.2°F (34°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. In the presence of direct sunshine, the heat index could be augmented by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', gauges the sensation of temperature factoring in the air's moisture content. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. By being directly under the sun, it's possible for the felt temperature to increase by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.

Humidity

The months with the lowest humidity are July, August and November, with an average relative humidity of 74%.

Rainfall

In August, the rain falls for 11.7 days. Throughout August, 1.5" (38mm) of precipitation is accumulated. In Blountville, Tennessee, during the entire year, the rain falls for 157.8 days and collects up to 27.2" (691mm) of precipitation.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 31min.
On the first day of the month, sunrise is at 6:36 am and sunset at 8:35 pm. On the last day of August, sunrise is at 7:00 am and sunset at 7:58 pm EDT.

Sunshine

In August, the average sunshine is 10.6h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from unsafe exposure to UV radiation for average individuals.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Refrain from overexposure. Fair-skinned individuals could burn in under 20 minutes. It's important to stay in the shade and limit exposure to the sun from 10 a.m. to 4 p.m., when UV radiation is most intense, although remember that shade structures may not provide full sun protection. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

August temperatures vary between a high-temperature of 84.6°F (29.2°C) and a low-temperature of 60.4°F (15.8°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 93.2°F (34°C).

What are the least humid months?

The months with the lowest humidity are July, August and November, with an average relative humidity of 74%.

What is the average humidity in August?

The average relative humidity in August is 74%.

How much does it rain in August?

In Blountville, in August, during 11.7 rainfall days, 1.5" (38mm) of precipitation is typically accumulated.

When it does not snow in Blountville?

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

How many hours of daylight does Blountville have in August?

In August, the average day length is 13h and 31min.

When is the sunrise / sunset in August?

On the first day of August, sunrise is at 6:36 am and sunset at 8:35 pm. On the last day of the month, sunrise is at 7:00 am and sunset at 7:58 pm EDT.

How many hours of sunshine does Blountville have in August?

In Blountville, Tennessee, the average sunshine duration in August is 10.6h.

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 6.

What is the UV index intensity in August?

In Blountville, the average daily maximum UV index in August is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from unprotected exposure to 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
Blountville, TN

Average temperature in August - Blountville, TN
  • Average high temperature in August: 84.6°F

The warmest month (with the highest average high temperature) is July (84.7°F).
The month with the lowest average high temperature is January (42.3°F).

  • Average low temperature in August: 60.4°F

The month with the highest average low temperature is July (62.1°F).
The coldest month (with the lowest average low temperature) is January (26.8°F).

Average pressure in August
Blountville, TN

Average pressure in August - Blountville, TN
  • Average pressure in August: 30.03"Hg

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

Average wind speed in August
Blountville, TN

Average wind speed in August - Blountville, 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).

Average humidity in August
Blountville, TN

Average humidity in August - Blountville, TN
  • Average humidity in August: 74%

The month with the highest relative humidity is February (79%).
The months with the lowest relative humidity are July, August and November (74%).

Average rainfall in August
Blountville, TN

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

The wettest month (with the highest rainfall) is February (3.54").
The driest month (with the least rainfall) is September (1.06").

Average rainfall days in August
Blountville, TN

Average rainfall days in August - Blountville, TN
  • Average rainfall days in August: 11.7 days

The month with the highest number of rainy days is May (18 days).
The month with the least rainy days is October (9.5 days).

Average snowfall in August
Blountville, TN

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

The month with the highest snowfall is December (3.31").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in August
Blountville, TN

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

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Blountville, 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 42min).

  • Average sunshine in August: 10h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in August
Blountville, TN

Average sunshine days in August - Blountville, TN
  • Average sunshine days in August: 17.2 days

The month with the most sunshine days is October (20 days).
The month with the least sunshine days is February (9.2 days).

Average UV index in August
Blountville, TN

Average UV index in August - Blountville, 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).

Average cloud cover in August
Blountville, TN

Average cloud cover in August - Blountville, TN
  • Average cloud cover in August: 28

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

Average visibility in August
Blountville, TN

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

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

Blountville, Tennessee, USA

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