August weather forecast
Jefferson Springs, TN

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Weather in August

August, the last month of the summer in Jefferson Springs, is also a hot month, with an average temperature ranging between min 68.2°F (20.1°C) and max 88°F (31.1°C).

Temperature

At the start of August, Jefferson Springs's average high-temperature reaches a still hot 88°F (31.1°C), subtly different from the preceding month. Jefferson Springs's nights in August cool down to an average low-temperature of 68.2°F (20.1°C).

Heat index

For most parts of August, the heat index is estimated at a very hot 102.2°F (39°C). Adopt heightened safety measures, heat cramps and heat exhaustion may occur. Sustained activity might cause heatstroke.
Data suggests that the heat index is set for environments in shade and with a light wind. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', embodies the combination of air temperature and moisture content to illustrate perceived heat. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Direct sunlight exposure should be noted as it has the potential to increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.
The human body normally cools itself by perspiration. Excessive warmth is eliminated from the body by evaporation of sweat. In circumstances of high air temperature and humidity (high heat index), the body's perspiration is restricted, heightening the feeling of warmth. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The months with the lowest humidity are June, August and October, with an average relative humidity of 73%.

Rainfall

In Jefferson Springs, during August, the rain falls for 16.4 days and regularly aggregates up to 2.4" (61mm) of precipitation. Throughout the year, there are 150.1 rainfall days, and 24.41" (620mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in August is 13h and 29min.
On the first day of August, sunrise is at 5:53 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:14 pm CDT.

Sunshine

In Jefferson Springs, the average sunshine in August is 10.2h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for the average person.
Note: A maximum high UV index of 6 in August translates into the following recommendations:
Apply measures and align with sun safety principles. Safeguarding against skin and eye injury is pivotal. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Consider a wide-brim hat essential for effective sun defense covering your face, neck, and eyes.
Updated: Aug 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

During August, Jefferson Springs experiences an average high-temperature of 88°F (31.1°C) and a low-temperature of 68.2°F (20.1°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, in August is estimated at 102.2°F (39°C).

What are the least humid months?

The months with the lowest humidity are June, August and October, with an average relative humidity of 73%.

What is the average humidity in August?

In Jefferson Springs, the average relative humidity in August is 73%.

How much does it rain in August?

In Jefferson Springs, during August, the rain falls for 16.4 days and regularly aggregates up to 2.4" (61mm) of precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Jefferson Springs have in August?

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

What time are sunrise and sunset in August?

On the first day of August in Jefferson Springs, sunrise is at 5:53 am and sunset at 7:50 pm. On the last day of the month, sunrise is at 6:17 am and sunset at 7:14 pm CDT.

How many hours of sunshine does Jefferson Springs have in August?

In August, the average sunshine duration is 10.2h.

What are the months with the highest UV index?

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 in Jefferson Springs?

In August, the average daily maximum UV index is 6. A UV Index reading of 6 to 7 represents a high health threat from exposure to the Sun's UV radiation.
Average max. wind speed
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
Jefferson Springs, TN

Average temperature in August - Jefferson Springs, TN
  • Average high temperature in August: 88°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in August: 68.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in August
Jefferson Springs, TN

Average pressure in August - Jefferson Springs, 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 (29.97"Hg).

Average wind speed in August
Jefferson Springs, TN

Average wind speed in August - Jefferson Springs, TN
  • Average wind speed in August: 4.5mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in August
Jefferson Springs, TN

Average humidity in August - Jefferson Springs, TN
  • Average humidity in August: 73%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).

Average rainfall in August
Jefferson Springs, TN

Average rainfall in August - Jefferson Springs, TN
  • Average rainfall in August: 2.4"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").

Average rainfall days in August
Jefferson Springs, TN

Average rainfall days in August - Jefferson Springs, TN
  • Average rainfall days in August: 16.4 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).

Average snowfall in August
Jefferson Springs, TN

Average snowfall in August - Jefferson Springs, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
Jefferson Springs, TN

Average snowfall days in August - Jefferson Springs, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (3.5 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
Jefferson Springs, TN

Average daylight in August / Average sunshine in August - Jefferson Springs, 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 1min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in August
Jefferson Springs, TN

Average sunshine days in August - Jefferson Springs, TN
  • Average sunshine days in August: 12.5 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).

Average UV index in August
Jefferson Springs, TN

Average UV index in August - Jefferson Springs, 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 February and December (UV index 2).

Average cloud cover in August
Jefferson Springs, TN

Average cloud cover in August - Jefferson Springs, TN
  • Average cloud cover in August: 31

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in August
Jefferson Springs, TN

Average visibility in August - Jefferson Springs, TN
  • Average visibility in August: 6mi

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

Jefferson Springs, Tennessee, USA

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