August weather forecast
Speedwell, TN

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Weather in August

August, the last month of the summer in Speedwell, is another warm month, with temperature in the range of an average low of 61.7°F (16.5°C) and an average high of 84.6°F (29.2°C).

Temperature

August's advent presents an average high-temperature of a still warm 84.6°F (29.2°C), indicating a slight variation from the conditions of the previous month. A notable decrease from the day's highest temperature marks August, culminating in an average low of 61.7°F (16.5°C).

Heat index

August's heat index is calculated to be a torrid 95°F (35°C). Additional precautions are required to avert heat cramps and heat exhaustion. Persistent activity may culminate in heatstroke.
Records show heat index calculations are tailored for shaded regions and mild winds. 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 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Children usually face more risks than adults as their ability to sweat is less. Additionally, their larger skin surface in relation to their petite bodies and higher heat output due to their activities increases their vulnerability.
The body's natural response to excessive warmth is perspiration, as it allows for cooling through sweat evaporation. In the presence of high relative humidity, the evaporation rate diminishes, resulting in the body retaining more warmth compared to dry conditions. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

The months with the lowest humidity in Speedwell are June through August and November, with an average relative humidity of 77%.

Rainfall

In Speedwell, in August, during 17.1 rainfall days, 3.03" (77mm) of precipitation is typically accumulated. In Speedwell, during the entire year, the rain falls for 185.4 days and collects up to 40.59" (1031mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Speedwell, the average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 6:42 am and sunset at 8:41 pm. On the last day of August, sunrise is at 7:06 am and sunset at 8:04 pm EDT.

Sunshine

The average sunshine in August is 9.7h.

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 vulnerability from unsafe exposure to UV radiation for average individuals.
Note: The UV index of 6 during August leads to these advisories:
Beware of overexposure. Fair-skinned individuals risk burning in less 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. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

How hot is August in Speedwell?

During August, Speedwell experiences an average high-temperature of 84.6°F (29.2°C) and a low-temperature of 61.7°F (16.5°C). In August, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 95°F (35°C).

What is the least humid month in Speedwell?

The months with the lowest humidity in Speedwell are June through August and November, with an average relative humidity of 77%.

What is the average humidity in August in Speedwell?

In August, the average relative humidity in Speedwell is 77%.

How much does it rain in Speedwell in August?

In Speedwell, Tennessee, during August, the rain falls for 17.1 days and regularly aggregates up to 3.03" (77mm) of precipitation.

When it does not snow in Speedwell?

May through September are months without snowfall in Speedwell, Tennessee.

How many hours of daylight does Speedwell have in August?

The average day length in August in Speedwell is 13h and 31min.

What time are sunrise and sunset in August in Speedwell?

In August, on the first day of the month, sunrise is at 6:42 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 8:04 pm EDT.

How many hours of sunshine does Speedwell have in August?

In August, the average sunshine duration in Speedwell, Tennessee, is 9.7h.

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

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

What is the UV index reading in August in Speedwell?

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

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

The warmest month (with the highest average high temperature) is July (85.1°F).
The month with the lowest average high temperature is January (41.5°F).

  • Average low temperature in August: 61.7°F

The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in August
Speedwell, TN

Average pressure in August - Speedwell, 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
Speedwell, TN

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

The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in August
Speedwell, TN

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

The months with the highest relative humidity are February and December (81%).
The months with the lowest relative humidity are June, July, August and November (77%).

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Average rainfall in August
Speedwell, TN

Average rainfall in August - Speedwell, TN
  • Average rainfall in August: 3.03"

The wettest month (with the highest rainfall) is February (4.65").
The driest month (with the least rainfall) is September (2.4").

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Average rainfall days in August
Speedwell, TN

Average rainfall days in August - Speedwell, TN
  • Average rainfall days in August: 17.1 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is November (11.2 days).

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Average snowfall in August
Speedwell, TN

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

The month with the highest snowfall is February (3.62").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Speedwell, TN

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

The month with the highest number of snowfall days is January (8.9 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
Speedwell, TN

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

The month with the most sunshine is June (Average sunshine: 10h and 6min).
The month with the least sunshine is January (Average sunshine: 4h and 18min).

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Average sunshine days in August
Speedwell, TN

Average sunshine days in August - Speedwell, TN
  • Average sunshine days in August: 12 days

The month with the most sunshine days is October (16.2 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in August
Speedwell, TN

Average UV index in August - Speedwell, 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, November and December (UV index 2).

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Average cloud cover in August
Speedwell, TN

Average cloud cover in August - Speedwell, TN
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 57).
The months with the least cloud cover are June and August (Cloud cover 33).

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Average visibility in August
Speedwell, TN

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

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

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Speedwell, Tennessee, USA

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