August weather forecast
Shady Valley, TN

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Weather in August

August, the last month of the summer in Shady Valley, is also a moderately hot month, with temperature in the range of an average low of 57.4°F (14.1°C) and an average high of 79.5°F (26.4°C).

Temperature

Stepping into August, Shady Valley records an average high-temperature of a still warm 79.5°F (26.4°C), almost consistent with July. August presents a sharp fall from Shady Valley's daytime highs to an average low-temperature of 57.4°F (14.1°C).

Humidity

The average relative humidity in August is 78%.

Rainfall

In August, the rain falls for 17.3 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. In Shady Valley, during the entire year, the rain falls for 176.9 days and collects up to 31.61" (803mm) of precipitation.

Snowfall

June through September are months without snowfall.

Daylight

In August, the average length of the day is 13h and 31min.
On the first day of August, sunrise is at 6:34 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:56 pm EDT.

Sunshine

In August, the average sunshine is 10h.

UV index

May through August, with an average maximum UV index of 5, are months with the highest UV index. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for average individuals.
Note: The daily maximum UV index of 5 in August interprets into the following advice:
Make use of precautions - Suggestions to resist sunburn are communicated. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Stay sun-safe with clothing that is both closely woven and worn loosely.
Updated: Jul 22, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average August temperature?

The average high-temperature and low-temperature during August are 79.5°F (26.4°C) and 57.4°F (14.1°C) respectively. The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines air temperature and relative humidity, in July is evaluated at 86°F (30°C).

What is the average humidity in August?

The average relative humidity in August is 78%.

How many days does it rain in August?

In Shady Valley, in August, during 17.3 rainfall days, 2.56" (65mm) of precipitation is typically accumulated.

When it does not snow?

June through September are months without snowfall.

What is the average length of the day in August?

In Shady Valley, Tennessee, the average day length in August is 13h and 31min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 6:34 am and sunset at 8:33 pm. On the last day of the month, sunrise is at 6:58 am and sunset at 7:56 pm EDT.

How long on average sun shines in August?

In Shady Valley, the average sunshine duration in August is 10h.

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 5.

What is the UV index reading in August?

In August, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability 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
Shady Valley, TN

Average temperature in August - Shady Valley, TN
  • Average high temperature in August: 79.5°F

The warmest month (with the highest average high temperature) is July (80.6°F).
The month with the lowest average high temperature is January (38.8°F).

  • Average low temperature in August: 57.4°F

The month with the highest average low temperature is July (59.2°F).
The coldest month (with the lowest average low temperature) is January (24.3°F).

Average pressure in August
Shady Valley, TN

Average pressure in August - Shady Valley, TN
  • Average pressure in August: 30.03"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

Average wind speed in August
Shady Valley, TN

Average wind speed in August - Shady Valley, TN
  • Average wind speed in August: 4mph

The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4mph).

Average humidity in August
Shady Valley, TN

Average humidity in August - Shady Valley, TN
  • Average humidity in August: 78%

The months with the highest relative humidity are February, March and December (80%).
The month with the lowest relative humidity is November (76%).

Average rainfall in August
Shady Valley, TN

Average rainfall in August - Shady Valley, TN
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is February (3.31").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in August
Shady Valley, TN

Average rainfall days in August - Shady Valley, TN
  • Average rainfall days in August: 17.3 days

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (10.1 days).

Average snowfall in August
Shady Valley, TN

Average snowfall in August - Shady Valley, TN
  • Average snowfall in August: 0"

The month with the highest snowfall is December (6.5").
The months with the least snowfall are June, July, August and September (0").

Average snowfall days in August
Shady Valley, TN

Average snowfall days in August - Shady Valley, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is January (9.9 days).
The months with the least snowfall days are June, July, August and September (0 days).

Average daylight in August /
Average sunshine in August
Shady Valley, TN

Average daylight in August / Average sunshine in August - Shady Valley, 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 0min

The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 48min).

Average sunshine days in August
Shady Valley, TN

Average sunshine days in August - Shady Valley, TN
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is October (17.5 days).
The month with the least sunshine days is February (8.9 days).

Average UV index in August
Shady Valley, TN

Average UV index in August - Shady Valley, TN
  • Average UV index in August: 5

The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February, November and December (UV index 2).

Average cloud cover in August
Shady Valley, TN

Average cloud cover in August - Shady Valley, TN
  • Average cloud cover in August: 37

The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June, July and August (Cloud cover 37).

Average visibility in August
Shady Valley, TN

Average visibility in August - Shady Valley, TN
  • Average visibility in August: 5mi

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

Shady Valley, Tennessee, USA

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