August weather forecast
Jameson, TN

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Weather in August

August, the last month of the summer in Jameson, is also a hot month, with an average temperature ranging between min 67.6°F (19.8°C) and max 86.5°F (30.3°C).

Temperature

Shifting into August, Jameson records an average high-temperature of a still tropical 86.5°F (30.3°C), presenting minor fluctuations compared to the previous month. The average low-temperature of 67.6°F (19.8°C) is witnessed in Jameson during August.

Heat index

The heat index value during August is computed to be a sweltering 98.6°F (37°C). Adopt extra safety steps, risk of heat exhaustion and heat cramps is notable. Sustained activity might cause heatstroke.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a composite of temperature and humidity figures to convey how warm it feels. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
The physiological way the human body responds to excessive heat is by inducing perspiration, using sweat evaporation as a cooling mechanism. Elevated relative humidity disrupts typical body cooling by reducing the evaporation rate, consequently decreasing the body's cooling rate and enhancing the feeling of heat. Heat-related challenges, like dehydration, can be anticipated when body heat isn't managed effectively.

Humidity

The average relative humidity in August is 76%.

Rainfall

In Jameson, in August, during 14.4 rainfall days, 1.85" (47mm) of precipitation is typically accumulated. Throughout the year, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.

Snowfall

In Jameson, snow does not fall in April through October.

Daylight

In August, the average length of the day in Jameson is 13h and 28min.
On the first day of August in Jameson, sunrise is at 5:56 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:16 pm CDT.

Sunshine

In Jameson, the average sunshine in August is 10.3h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index value of 6 to 7 symbolizes a high threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In August, the maximum UV index of 6 suggests these recommendations:
Endorse precautions and be consistent with sun safety guidelines. Preventing sunburn is paramount. Remember that UV radiation from the Sun is strongest between 10 a.m. and 4 p.m. Make an effort to limit direct sun exposure during this time. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August in Jameson?

In August, the average high-temperature and low-temperature in Jameson, Tennessee, are 86.5°F (30.3°C) and 67.6°F (19.8°C) respectively. In August, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is computed to be 98.6°F (37°C).

What is the average humidity in August in Jameson?

In Jameson, the average relative humidity in August is 76%.

How many days does it rain in August in Jameson?

In August, the rain falls for 14.4 days. Throughout August, 1.85" (47mm) of precipitation is accumulated.

When it does not snow in Jameson?

In Jameson, snow does not fall in April through October.

How many hours of daylight does Jameson have in August?

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

When are sunrise and sunset in August in Jameson?

On the first day of August, sunrise is at 5:56 am and sunset at 7:52 pm. On the last day of the month, sunrise is at 6:19 am and sunset at 7:16 pm CDT.

How long on average sun shines in August in Jameson?

The average sunshine duration in August is 10.3h.

What is the month with the highest UV index in Jameson?

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

What is the UV index intensity in August in Jameson?

The average daily maximum UV index in August in Jameson, Tennessee, is 6. A UV Index estimate of 6 to 7 represents a high hazard to health 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
Jameson, TN

Average temperature in August - Jameson, TN
  • Average high temperature in August: 86.5°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.3°F).

  • Average low temperature in August: 67.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in August
Jameson, TN

Average pressure in August - Jameson, 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
Jameson, TN

Average wind speed in August - Jameson, TN
  • Average wind speed in August: 4.6mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in August
Jameson, TN

Average humidity in August - Jameson, TN
  • Average humidity in August: 76%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Jameson, TN

Average rainfall in August - Jameson, TN
  • Average rainfall in August: 1.85"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is November (0.94").

Average rainfall days in August
Jameson, TN

Average rainfall days in August - Jameson, TN
  • Average rainfall days in August: 14.4 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (7.2 days).

Average snowfall in August
Jameson, TN

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

The months with the highest snowfall are February and December (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Jameson, TN

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

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Jameson, 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).

Average sunshine days in August
Jameson, TN

Average sunshine days in August - Jameson, TN
  • Average sunshine days in August: 14.3 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in August
Jameson, TN

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

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in August
Jameson, TN

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

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in August
Jameson, TN

Average visibility in August - Jameson, TN
  • Average visibility in August: 6mi

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

Jameson, Tennessee, USA

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