August weather forecast
Hartsville Junction, TN

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Weather in August

August, the last month of the summer in Hartsville Junction, is another warm month, with an average temperature varying between 66.7°F (19.3°C) and 85.5°F (29.7°C).

Temperature

With the advent of August, Hartsville Junction's high-temperatures adjust to a warm 85.5°F (29.7°C), closely aligning with the preceding month. Throughout the month of August, Hartsville Junction witnesses an average low-temperature of 66.7°F (19.3°C).

Heat index

In August, the average heat index is computed to be a very hot 96.8°F (36°C). Extra safeguards are necessary to prevent heat exhaustion and heat cramps. Prolonged activity might cause heatstroke.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index has the potential to rise by 15 Fahrenheit (8 Celsius) degrees with direct sunshine exposure.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is an indicator that blends the effects of temperature and humidity to depict perceived warmth. An individual's perception of weather can be influenced by a variety of factors including metabolic differences, being pregnant, and their degree of physical exertion. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. In the presence of abundant moisture in the atmosphere, the cooling process through evaporation is hindered, causing the body to feel excessively warm. If heat absorption exceeds the body's cooling ability, body temperature can elevate, resulting in potential thermal illnesses.

Humidity

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

Rainfall

In Hartsville Junction, Tennessee, during August, the rain falls for 18.4 days and regularly aggregates up to 4.45" (113mm) of precipitation. Throughout the year, there are 176.5 rainfall days, and 41.22" (1047mm) of precipitation is accumulated.

Snowfall

In Hartsville Junction, snow does not fall in May through October.

Daylight

In Hartsville Junction, the average length of the day in August is 13h and 31min.
On the first day of the month, sunrise is at 5:52 am and sunset at 7:50 pm. On the last day of August, sunrise is at 6:16 am and sunset at 7:14 pm CDT.

Sunshine

The months with the most sunshine in Hartsville Junction are June and August, with an average of 10.1h of sunshine.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index in Hartsville Junction. A UV Index of 6 to 7 symbolizes a high health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 6 in August translates into these instructions:
Resist overexposure. Safeguarding from solar damage is indispensable. Try to minimize direct Sun exposure between 10 a.m. and 4 p.m., the peak period for UV radiation. Also note that objects like parasols or canopies might not provide complete sun protection. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
Updated: Aug 30, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

Is it hot during August?

During August, Hartsville Junction experiences an average high-temperature of 85.5°F (29.7°C) and a low-temperature of 66.7°F (19.3°C). The average heat index (a.k.a. 'real feel', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in August is computed to be 96.8°F (36°C).

What is the average humidity in August?

In August, the average relative humidity is 77%.

How many days does it rain in August?

In Hartsville Junction, during August, the rain falls for 18.4 days and regularly aggregates up to 4.45" (113mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

In August, the average day length is 13h and 31min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 5:52 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:16 am and sunset at 7:14 pm CDT.

What is the month with the most sunshine in Hartsville Junction?

June and August, with an average of 10.1h of sunshine, are months with the most sunshine.

How long on average sun shines in August?

The average sunshine duration in August is 10.1h.

What are the months with the highest UV index in Hartsville Junction?

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

How high is the UV index in August?

The average daily maximum UV index in August is 6. A UV Index estimate of 6 to 7 represents a high health vulnerability from 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
Hartsville Junction, TN

Average temperature in August - Hartsville Junction, TN
  • Average high temperature in August: 85.5°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (42.8°F).

  • Average low temperature in August: 66.7°F

The month with the highest average low temperature is July (67.8°F).
The coldest month (with the lowest average low temperature) is January (28.9°F).

Average pressure in August
Hartsville Junction, TN

Average pressure in August - Hartsville Junction, TN
  • Average pressure in August: 29.99"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).

Average wind speed in August
Hartsville Junction, TN

Average wind speed in August - Hartsville Junction, TN
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is February (8.2mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in August
Hartsville Junction, TN

Average humidity in August - Hartsville Junction, TN
  • Average humidity in August: 77%

The months with the highest relative humidity are February, March, May, July and December (79%).
The month with the lowest relative humidity is October (75%).

Average rainfall in August
Hartsville Junction, TN

Average rainfall in August - Hartsville Junction, TN
  • Average rainfall in August: 4.45"

The wettest month (with the highest rainfall) is July (5.2").
The driest month (with the least rainfall) is November (2.28").

Average rainfall days in August
Hartsville Junction, TN

Average rainfall days in August - Hartsville Junction, TN
  • Average rainfall days in August: 18.4 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in August
Hartsville Junction, TN

Average snowfall in August - Hartsville Junction, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is February (1.54").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Hartsville Junction, TN

Average snowfall days in August - Hartsville Junction, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (5.2 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
Hartsville Junction, TN

Average daylight in August / Average sunshine in August - Hartsville Junction, 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: 10h and 1min

The months with the most sunshine are June and August (Average sunshine: 10h and 6min).
The month with the least sunshine is February (Average sunshine: 4h and 12min).

Average sunshine days in August
Hartsville Junction, TN

Average sunshine days in August - Hartsville Junction, TN
  • Average sunshine days in August: 11.3 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.8 days).

Average UV index in August
Hartsville Junction, TN

Average UV index in August - Hartsville Junction, 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
Hartsville Junction, TN

Average cloud cover in August - Hartsville Junction, TN
  • Average cloud cover in August: 32

The month with the most cloud cover is February (Cloud cover 56).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in August
Hartsville Junction, TN

Average visibility in August - Hartsville Junction, TN
  • Average visibility in August: 5mi

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

Hartsville Junction, Tennessee, USA

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