August weather forecast
Karns, TN

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Weather in August

The last month of the summer, August, is another tropical month in Karns, Tennessee, with temperature in the range of an average high of 88.2°F (31.2°C) and an average low of 65.5°F (18.6°C).

Temperature

The beginning of August records an average high-temperature of a still hot 88.2°F (31.2°C), almost echoing the conditions of the previous month. Karns registers a significant reduction from the day's heat, with an average temperature drop to a refreshing 65.5°F (18.6°C) in August.

Heat index

August's heat index is computed to be a fiery hot 100.4°F (38°C). Ensure extra safety steps, heat exhaustion and heat cramps are likely. Long activity might lead to heatstroke.
The metrics for the heat index are tailored for both shady environments and light winds. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Kids are generally in more danger than adults because they perspire less. Their large skin surface area compared to their small bodies and the excessive heat due to their actions raises their risk.
When temperatures rise, the human body turns to perspiration, using the cooling power of evaporating sweat. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. As the body gains more heat than it can dissipate, there's a risk of increasing temperatures and resultant overheating.

Humidity

The least humid month is August, with an average relative humidity of 70%.

Rainfall

In August, in Karns, Tennessee, the rain falls for 14.3 days. Throughout August, 2.01" (51mm) of precipitation is accumulated. Throughout the year, there are 148.9 rainfall days, and 29.57" (751mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In August, the average length of the day in Karns is 13h and 29min.
On the first day of August, sunrise is at 6:44 am and sunset at 8:41 pm. On the last day of the month, sunrise is at 7:08 am and sunset at 8:05 pm EDT.

Sunshine

The average sunshine in August in Karns is 9.9h.

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 health vulnerability from unprotected exposure to Sun's UV rays for the average person.
Note: In August, the maximum UV index of 6 suggests this advice:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Avoid direct Sun exposure and stay in the shade between 10 a.m. and 4 p.m., a time when UV radiation is most intense, noting that not all shade structures offer full protection. Prioritize a wide-brim hat for comprehensive sun defense for your face, neck, eyes, and ears.
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Frequently asked questions

How hot does it get in Karns in August?

The average high-temperature, in August, in Karns, is 88.2°F (31.2°C), while the average low-temperature is 65.5°F (18.6°C). In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, is computed to be 100.4°F (38°C).

What is the least humid month in Karns?

August is the least humid month in Karns, Tennessee, with an average relative humidity of 70%.

What is the average humidity in August in Karns?

In August, the average relative humidity in Karns, Tennessee, is 70%.

How much does it rain in Karns in August?

In Karns, during August, the rain falls for 14.3 days and regularly aggregates up to 2.01" (51mm) of precipitation.

When it does not snow in Karns?

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

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

The average day length in August in Karns is 13h and 29min.

When is the sunrise / sunset in August in Karns?

In August, on the first day of the month, sunrise is at 6:44 am and sunset at 8:41 pm. On the last day of the month, in Karns, Tennessee, sunrise is at 7:08 am and sunset at 8:05 pm EDT.

How long on average sun shines in August in Karns?

In Karns, the average sunshine duration in August is 9.9h.

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

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

What is the UV index reading in August in Karns?

In Karns, Tennessee, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes 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
Karns, TN

Average temperature in August - Karns, TN
  • Average high temperature in August: 88.2°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in August: 65.5°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (29.3°F).

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Average pressure in August
Karns, TN

Average pressure in August - Karns, 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
Karns, TN

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

The windiest month (with the highest average wind speed) is April (6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

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Average humidity in August
Karns, TN

Average humidity in August - Karns, TN
  • Average humidity in August: 70%

The months with the highest relative humidity are February and December (78%).
The month with the lowest relative humidity is August (70%).

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Average rainfall in August
Karns, TN

Average rainfall in August - Karns, TN
  • Average rainfall in August: 2.01"

The wettest month (with the highest rainfall) is February (3.66").
The driest month (with the least rainfall) is September (1.5").

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Average rainfall days in August
Karns, TN

Average rainfall days in August - Karns, TN
  • Average rainfall days in August: 14.3 days

The month with the highest number of rainy days is July (16.2 days).
The month with the least rainy days is November (8.4 days).

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Average snowfall in August
Karns, TN

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

The month with the highest snowfall is February (1.57").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Karns, TN

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

The month with the highest number of snowfall days is January (3.8 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in August / Average sunshine in August - Karns, 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: 9h and 5min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

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Average sunshine days in August
Karns, TN

Average sunshine days in August - Karns, TN
  • Average sunshine days in August: 14.6 days

The month with the most sunshine days is October (20.5 days).
The month with the least sunshine days is July (12.9 days).

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Average UV index in August
Karns, TN

Average UV index in August - Karns, 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
Karns, TN

Average cloud cover in August - Karns, TN
  • Average cloud cover in August: 29

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 28).

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Average visibility in August
Karns, TN

Average visibility in August - Karns, 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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Karns, Tennessee, USA

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