August weather forecast
Walterhill, TN

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Weather in August

The last month of the summer, August, is another hot month in Walterhill, Tennessee, with an average temperature varying between 67.6°F (19.8°C) and 86.9°F (30.5°C).

Temperature

August reports an average high-temperature of a still hot 86.9°F (30.5°C), slightly varied from July's 87.8°F (31°C). During August, Walterhill observes a consistent average nighttime temperature of 67.6°F (19.8°C).

Heat index

The heat index value for August is calculated to be a sweltering 100.4°F (38°C). Implement more preventive measures, heat cramps and heat exhaustion are probable. Heatstroke might result from extended activity.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. One's perception of temperature is subjective, varying based on their activity and individual heat perception, influenced by factors like wind, clothing, and metabolic variations. It is noteworthy that being in direct sunlight can enhance the weather's impact, raising the heat index by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Juveniles are regularly less conscious of the need to recuperate and rehydrate. Thirst is a tardy symptom of dehydration - hydration, especially during lengthy physical activities, should be maintained.
To offset high temperatures, the human body releases sweat which, upon evaporation, cools it down. Under high air temperature and humidity (high heat index) conditions, perspiration is limited, and the perception of heat is increased. Should the body fail to balance its heat gain, the escalating temperature poses health challenges.

Humidity

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

Rainfall

In Walterhill, in August, it is raining for 13.3 days, with typically 1.26" (32mm) of accumulated precipitation. In Walterhill, during the entire year, the rain falls for 123.1 days and collects up to 12.76" (324mm) of precipitation.

Snowfall

April through October are months without snowfall in Walterhill, Tennessee.

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 August, the average sunshine is 10.4h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index reading of 6 to 7 represents a high health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: The UV index of 6 during August leads to these advisories:
Take precautions and utilize sun safety practices. Protection against skin and eye damage is required. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a period when UV radiation is particularly strong, noting that parasols or canopies may not offer total sun protection. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

In Walterhill, in August, the average high-temperature is 86.9°F (30.5°C), and the average low-temperature is 67.6°F (19.8°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in August is calculated to be 100.4°F (38°C).

What is the average humidity in August?

In August, the average relative humidity is 75%.

How much does it rain in August?

In Walterhill, in August, during 13.3 rainfall days, 1.26" (32mm) of precipitation is typically accumulated.

When it does not snow?

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

How many hours of daylight does Walterhill have in August?

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

What time are sunrise and sunset in August in Walterhill?

In August, on the first day of the month, 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 long on average sun shines in August?

The average sunshine duration in August is 10.4h.

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

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?

The average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high hazard to health 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
Walterhill, TN

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

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (45.1°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 (30.7°F).

Average pressure in August
Walterhill, TN

Average pressure in August - Walterhill, TN
  • Average pressure in August: 30"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
Walterhill, TN

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

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

Average humidity in August
Walterhill, TN

Average humidity in August - Walterhill, TN
  • Average humidity in August: 75%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is October (74%).

Average rainfall in August
Walterhill, TN

Average rainfall in August - Walterhill, TN
  • Average rainfall in August: 1.26"

The wettest month (with the highest rainfall) is February (1.5").
The driest month (with the least rainfall) is September (0.39").

Average rainfall days in August
Walterhill, TN

Average rainfall days in August - Walterhill, TN
  • Average rainfall days in August: 13.3 days

The month with the highest number of rainy days is July (13.9 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in August
Walterhill, TN

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

The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in August
Walterhill, TN

Average snowfall days in August - Walterhill, 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 and September (0 days).

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

Average daylight in August / Average sunshine in August - Walterhill, 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 2min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in August
Walterhill, TN

Average sunshine days in August - Walterhill, TN
  • Average sunshine days in August: 14.2 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (13.3 days).

Average UV index in August
Walterhill, TN

Average UV index in August - Walterhill, 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
Walterhill, TN

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

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in August
Walterhill, TN

Average visibility in August - Walterhill, 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).

Walterhill, Tennessee, USA

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