August weather forecast
Chesterfield, TN

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Weather in August

The last month of the summer, August, is another tropical month in Chesterfield, Tennessee, with temperature in the range of an average low of 68.2°F (20.1°C) and an average high of 88.5°F (31.4°C).

Temperature

August notes an average high-temperature of a still tropical 88.5°F (31.4°C), subtly differing from July's 89.2°F (31.8°C). In Chesterfield, August nights witness a steady temperature drop to a pleasant 68.2°F (20.1°C).

Heat index

August's average heat index is evaluated at a scorching 104°F (40°C). Incorporate extra safety measures to avoid heat exhaustion and heat cramps. Continuous activity could provoke heatstroke.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'feels like' or 'felt air temperature', blends air temperature and moisture content to represent the felt temperature to humans. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. One's exposure to direct sunlight has the potential to intensify the heat sensation, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.
The human body normally cools itself by perspiration, as evaporated sweat carries heat away from the body. Under conditions of increased relative humidity, the evaporation rate lessens, causing the body to retain more heat than under less humid conditions. Overheating risks increase with rising body temperatures, especially if heat release isn't efficient.

Humidity

In August, the average relative humidity is 75%.

Rainfall

In August, the rain falls for 13.3 days. Throughout August, 1.61" (41mm) of precipitation is accumulated. Throughout the year, there are 130.6 rainfall days, and 16.89" (429mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August in Chesterfield, Tennessee, is 13h and 28min.
On the first day of August in Chesterfield, sunrise is at 6:01 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:21 pm CDT.

Sunshine

The average sunshine in August is 10.3h.

UV index

In Chesterfield, the average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health hazard from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Escape overexposure. People with light skin may incur burns in fewer 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. Loose clothes with a tight weave are optimal for safeguarding yourself against the Sun's rays.
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Frequently asked questions

Is it hot in Chesterfield during August?

In August, in Chesterfield, the average high-temperature is 88.5°F (31.4°C), and the average low-temperature is 68.2°F (20.1°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 104°F (40°C).

What is the average humidity in August in Chesterfield?

In August, the average relative humidity in Chesterfield, Tennessee, is 75%.

How many days does it rain in August in Chesterfield?

In Chesterfield, Tennessee, in August, it is raining for 13.3 days, with typically 1.61" (41mm) of accumulated precipitation.

When it does not snow in Chesterfield?

May through October are months without snowfall.

How many hours of daylight does Chesterfield have in August?

In August, the average day length is 13h and 28min.

What time are sunrise and sunset in August in Chesterfield?

In August, on the first day of the month, sunrise is at 6:01 am and sunset at 7:56 pm. On the last day of the month, sunrise is at 6:25 am and sunset at 7:21 pm CDT.

How many hours of sunshine does Chesterfield have in August?

In August, the average sunshine duration in Chesterfield, Tennessee, is 10.3h.

What is the UV index intensity in August in Chesterfield?

In August, the average daily maximum UV index in Chesterfield is 6. A UV Index reading of 6 to 7 represents 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
Chesterfield, TN

Average temperature in August - Chesterfield, TN
  • Average high temperature in August: 88.5°F

The warmest month (with the highest average high temperature) is July (89.2°F).
The month with the lowest average high temperature is January (45.5°F).

  • Average low temperature in August: 68.2°F

The month with the highest average low temperature is July (69.1°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

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Average pressure in August
Chesterfield, TN

Average pressure in August - Chesterfield, TN
  • Average pressure in August: 29.98"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in August
Chesterfield, TN

Average wind speed in August - Chesterfield, TN
  • Average wind speed in August: 4.8mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).

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Average humidity in August
Chesterfield, TN

Average humidity in August - Chesterfield, TN
  • Average humidity in August: 75%

The months with the highest relative humidity are March and December (79%).
The month with the lowest relative humidity is October (73%).

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Average rainfall in August
Chesterfield, TN

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

The wettest month (with the highest rainfall) is February (1.97").
The driest month (with the least rainfall) is September (0.94").

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Average rainfall days in August
Chesterfield, TN

Average rainfall days in August - Chesterfield, TN
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is November (7.7 days).

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Average snowfall in August
Chesterfield, TN

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

The month with the highest snowfall is November (0.35").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Chesterfield, TN

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

The month with the highest number of snowfall days is February (2.3 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
Chesterfield, TN

Average daylight in August / Average sunshine in August - Chesterfield, 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: 10h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

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Average sunshine days in August
Chesterfield, TN

Average sunshine days in August - Chesterfield, TN
  • Average sunshine days in August: 15.4 days

The month with the most sunshine days is November (20.7 days).
The month with the least sunshine days is July (12.4 days).

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Average UV index in August
Chesterfield, TN

Average UV index in August - Chesterfield, TN
  • Average UV index in August: 6

The month with the highest UV index is June (UV index 7).
The month with the lowest UV index is December (UV index 2).

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Average cloud cover in August
Chesterfield, TN

Average cloud cover in August - Chesterfield, TN
  • Average cloud cover in August: 30

The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in August
Chesterfield, TN

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

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

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Chesterfield, Tennessee, USA

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