August weather forecast
Knox Park, TN

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Weather in August

August, the last month of the summer in Knox Park, is also a hot month, with temperature in the range of an average high of 86.9°F (30.5°C) and an average low of 64.9°F (18.3°C).

Temperature

Knox Park marks the start of August with an average high-temperature of a still tropical 86.9°F (30.5°C), hinting at a slight fluctuation from July's 87.6°F (30.9°C). Knox Park demonstrates a significant disparity from daytime highs throughout the month of August, with an average nighttime temperature of 64.9°F (18.3°C).

Heat index

Throughout August, the heat index is evaluated at a torrid 100.4°F (38°C). Exercise more precautions, heat cramps and heat exhaustion are potential risks. Continuous activity could precipitate heatstroke.
The heat index's values are generally associated with conditions in shade and light breezes. An exposure to direct sunlight may lift the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', is a value derived by merging air temperature with the humidity to convey how the climate feels. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. Under conditions of high temperature and humidity (enhanced heat index), sweat production is compromised, exacerbating the sensation of warmth. Heat-related complications, like dehydration, can manifest if the body's heat gain exceeds its dissipation capacity.

Humidity

June through November, with an average relative humidity of 75%, are the least humid months.

Rainfall

In Knox Park, during August, the rain falls for 11.6 days and regularly aggregates up to 1.61" (41mm) of precipitation. In Knox Park, during the entire year, the rain falls for 122.6 days and collects up to 17.44" (443mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 27min.
On the first day of the month, sunrise is at 6:47 am and sunset at 8:41 pm. On the last day of August, sunrise is at 7:10 am and sunset at 8:06 pm EDT.

Sunshine

In Knox Park, the average sunshine in August is 9.8h.

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 UV index of 6 during August leads to these advisories:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Make an effort to avoid direct sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation, and note that objects like parasols or canopies might not offer full sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Jul 16, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot in Knox Park during August?

August temperatures vary between a high-temperature of 86.9°F (30.5°C) and a low-temperature of 64.9°F (18.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is evaluated at 100.4°F (38°C).

What is the least humid month?

June through November, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in August?

In Knox Park, the average relative humidity in August is 75%.

How many days does it rain in August?

In Knox Park, during August, the rain falls for 11.6 days and regularly aggregates up to 1.61" (41mm) of precipitation.

When it does not snow?

April through October are months without snowfall.

How many hours of daylight does Knox Park have in August?

The average day length in August is 13h and 27min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:47 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 7:10 am and sunset at 8:06 pm EDT.

How long on average sun shines in August?

The average sunshine duration in August is 9.8h.

When is 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 reading in August?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat from unsafe exposure to Sun's UV rays.
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
Knox Park, TN

Average temperature in August - Knox Park, TN
  • Average high temperature in August: 86.9°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in August: 64.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in August
Knox Park, TN

Average pressure in August - Knox Park, 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
Knox Park, TN

Average wind speed in August - Knox Park, TN
  • Average wind speed in August: 4mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4mph).

Average humidity in August
Knox Park, TN

Average humidity in August - Knox Park, TN
  • Average humidity in August: 75%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).

Average rainfall in August
Knox Park, TN

Average rainfall in August - Knox Park, TN
  • Average rainfall in August: 1.61"

The wettest month (with the highest rainfall) is July (2.09").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days in August
Knox Park, TN

Average rainfall days in August - Knox Park, TN
  • Average rainfall days in August: 11.6 days

The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is November (6.7 days).

Average snowfall in August
Knox Park, TN

Average snowfall in August - Knox Park, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Knox Park, TN

Average snowfall days in August - Knox Park, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (2.5 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
Knox Park, TN

Average daylight in August / Average sunshine in August - Knox Park, 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 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in August
Knox Park, TN

Average sunshine days in August - Knox Park, TN
  • Average sunshine days in August: 17.6 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (15.3 days).

Average UV index in August
Knox Park, TN

Average UV index in August - Knox Park, 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
Knox Park, TN

Average cloud cover in August - Knox Park, TN
  • Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 28).

Average visibility in August
Knox Park, TN

Average visibility in August - Knox Park, 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).

Knox Park, Tennessee, USA

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