August weather forecast
Wilsonville, TN

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Weather in August

The last month of the summer, August, is also a moderately hot month in Wilsonville, Tennessee, with an average temperature varying between 61.5°F (16.4°C) and 85.3°F (29.6°C).

Temperature

The high-temperature average in August for Wilsonville, Tennessee, is a still moderately hot 85.3°F (29.6°C), staying closely aligned with July's conditions. Despite a significant disparity with daytime temperatures, an average low-temperature of 61.5°F (16.4°C) is recorded during August.

Heat index

Throughout August, the heat index is calculated to be a fiery hot 95°F (35°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. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. 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 particularly relevant to babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. When air moisture content is high, the cooling process through evaporation is not as efficient, leading to an ineffective body cooling process and a feeling of overheating. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The months with the lowest humidity in Wilsonville are July and August, with an average relative humidity of 73%.

Rainfall

In Wilsonville, during August, the rain falls for 13.6 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Wilsonville, during the entire year, the rain falls for 155.9 days and collects up to 24.02" (610mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in August in Wilsonville 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

The average sunshine in August in Wilsonville is 10.5h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Wilsonville. A UV Index of 6 to 7 symbolizes a high health vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In August, a daily maximum UV index of 6 leads to the following instructions:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Between 10 a.m. and 4 p.m., the Sun emits the most powerful UV radiation. Limit direct exposure to the Sun during these hours. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

Is it hot in Wilsonville during August?

An average high-temperature, in August, in Wilsonville, is 85.3°F (29.6°C) and the average low-temperature is 61.5°F (16.4°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in August is calculated to be 95°F (35°C).

What are the least humid months in Wilsonville?

The months with the lowest humidity in Wilsonville are July and August, with an average relative humidity of 73%.

What is the average humidity in August in Wilsonville?

The average relative humidity in August in Wilsonville is 73%.

How many days does it rain in August in Wilsonville?

In Wilsonville, in August, it is raining for 13.6 days, with typically 1.61" (41mm) of accumulated precipitation.

When it does not snow in Wilsonville?

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

What is the average length of the day in August in Wilsonville?

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

When is the sunrise / sunset in August in Wilsonville?

On the first day of August in Wilsonville, Tennessee, 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.

How long on average sun shines in August in Wilsonville?

In Wilsonville, Tennessee, the average sunshine duration in August is 10.5h.

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

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

What is the UV index reading in August in Wilsonville?

In Wilsonville, Tennessee, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health vulnerability 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
Wilsonville, TN

Average temperature in August - Wilsonville, TN
  • Average high temperature in August: 85.3°F

The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in August: 61.5°F

The month with the highest average low temperature is July (63°F).
The coldest month (with the lowest average low temperature) is January (28.6°F).

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Average pressure in August
Wilsonville, TN

Average pressure in August - Wilsonville, TN
  • Average pressure in August: 30.02"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).

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Average wind speed in August
Wilsonville, TN

Average wind speed in August - Wilsonville, 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
Wilsonville, TN

Average humidity in August - Wilsonville, TN
  • Average humidity in August: 73%

The months with the highest relative humidity are February and December (78%).
The months with the lowest relative humidity are July and August (73%).

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Average rainfall in August
Wilsonville, TN

Average rainfall in August - Wilsonville, TN
  • Average rainfall in August: 1.61"

The wettest month (with the highest rainfall) is February (2.87").
The driest month (with the least rainfall) is September (1.42").

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Average rainfall days in August
Wilsonville, TN

Average rainfall days in August - Wilsonville, TN
  • Average rainfall days in August: 13.6 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (10 days).

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Average snowfall in August
Wilsonville, TN

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

The month with the highest snowfall is December (2.48").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in August
Wilsonville, TN

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

The month with the highest number of snowfall days is January (6.6 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
Wilsonville, TN

Average daylight in August / Average sunshine in August - Wilsonville, 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 3min

The month with the most sunshine is June (Average sunshine: 10h and 54min).
The month with the least sunshine is January (Average sunshine: 5h and 18min).

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Average sunshine days in August
Wilsonville, TN

Average sunshine days in August - Wilsonville, TN
  • Average sunshine days in August: 13.7 days

The month with the most sunshine days is October (18.4 days).
The month with the least sunshine days is July (12 days).

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Average UV index in August
Wilsonville, TN

Average UV index in August - Wilsonville, 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
Wilsonville, TN

Average cloud cover in August - Wilsonville, TN
  • Average cloud cover in August: 27

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 26).

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Average visibility in August
Wilsonville, TN

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

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

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Wilsonville, Tennessee, USA

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