August weather forecast
Barnardsville, TN

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Weather in August

August, the last month of the summer in Barnardsville, is also a moderately hot month, with an average temperature varying between 63.9°F (17.7°C) and 85.5°F (29.7°C).

Temperature

The arrival of August coincides with an average high-temperature of a warm 85.5°F (29.7°C), indicating a minimal shift from July's 86.4°F (30.2°C). Barnardsville's August nights see a large temperature deviation, with temperatures resting at a low of 63.9°F (17.7°C).

Heat index

The heat index value for August is evaluated at a torrid 96.8°F (36°C). Undertake additional safety actions, risk of heat cramps and heat exhaustion is significant. Persistent activity may induce heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Heat index values may be hiked up by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a numerical representation of warmth when taking temperature and moisture levels into account. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly meaningful for babies and toddlers. Children frequently do not understand the need for recuperation and hydration. Thirst, being a late manifestation of dehydration, underlines the need to hydrate frequently, especially when engaging in prolonged physical exercises.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. With a high level of moisture in the air, the evaporation process becomes less efficient, preventing the body from cooling down efficiently and resulting in a sensation of overheating. Overheating can ensue when the body accumulates more heat than it can release, and dehydration severity may vary.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In Barnardsville, Tennessee, in August, it is raining for 18 days, with typically 3.31" (84mm) of accumulated precipitation. Throughout the year, there are 176.6 rainfall days, and 39.41" (1001mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 28min.
On the first day of August, sunrise is at 6:46 am and sunset at 8:42 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 8:06 pm EDT.

Sunshine

In Barnardsville, the average sunshine in August is 9.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for ordinary individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Stick with precautions and abide by sun safety procedures. Evading sunburn is essential. Stay in the shade and limit sun exposure from 10 a.m. to 4 p.m., when UV radiation is most potent. Keep in mind that shade structures like parasols or canopies do not offer full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
Updated: Jul 20, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The average high-temperature, in August, in Barnardsville, is 85.5°F (29.7°C), while the average low-temperature is 63.9°F (17.7°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in August is evaluated at 96.8°F (36°C).

What is the average humidity in August?

In August, the average relative humidity is 77%.

How many days does it rain in August?

In Barnardsville, during August, the rain falls for 18 days and regularly aggregates up to 3.31" (84mm) of precipitation.

When it does not snow?

In Barnardsville, snow does not fall in May through October.

How many hours of daylight does Barnardsville have in August?

The average day length in August is 13h and 28min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:46 am and sunset at 8:42 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 Barnardsville have in August?

The average sunshine duration in August in Barnardsville is 9.5h.

What are the months with the highest UV index?

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

How high is the UV index in August?

The average daily maximum UV index in August in Barnardsville is 6. A UV Index estimate of 6 to 7 represents 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
Barnardsville, TN

Average temperature in August - Barnardsville, TN
  • Average high temperature in August: 85.5°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in August: 63.9°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in August
Barnardsville, TN

Average pressure in August - Barnardsville, 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).

Average wind speed in August
Barnardsville, TN

Average wind speed in August - Barnardsville, TN
  • Average wind speed in August: 3.8mph

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in August
Barnardsville, TN

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

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is November (76%).

Average rainfall in August
Barnardsville, TN

Average rainfall in August - Barnardsville, TN
  • Average rainfall in August: 3.31"

The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is September (2.32").

Average rainfall days in August
Barnardsville, TN

Average rainfall days in August - Barnardsville, TN
  • Average rainfall days in August: 18 days

The month with the highest number of rainy days is July (19.4 days).
The month with the least rainy days is November (10.7 days).

Average snowfall in August
Barnardsville, TN

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

The month with the highest snowfall is February (1.18").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Barnardsville, TN

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

The months with the highest number of snowfall days are January and February (3.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

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 3min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The months with the least sunshine are January and December (Average sunshine: 4h and 54min).

Average sunshine days in August
Barnardsville, TN

Average sunshine days in August - Barnardsville, TN
  • Average sunshine days in August: 10.9 days

The months with the most sunshine days are October and November (18.5 days).
The month with the least sunshine days is July (9.4 days).

Average UV index in August
Barnardsville, TN

Average UV index in August - Barnardsville, 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
Barnardsville, TN

Average cloud cover in August - Barnardsville, 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 31).

Average visibility in August
Barnardsville, TN

Average visibility in August - Barnardsville, TN
  • Average visibility in August: 5mi

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

Barnardsville, Tennessee, USA

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