August weather forecast
Vestal, TN

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Weather in August

August, the last month of the summer in Vestal, is also a hot month, with an average temperature fluctuating between 86.7°F (30.4°C) and 64.4°F (18°C).

Temperature

Vestal observes a minor difference in average high-temperatures between July's 87.6°F (30.9°C) and August's 86.7°F (30.4°C). Despite soaring daytime temperatures, Vestal registers a consistent average low-temperature of 64.4°F (18°C) in August.

Heat index

The average heat index in August is evaluated at a fiery hot 98.6°F (37°C). Undertake enhanced precautions, heat exhaustion and heat cramps are possible risks. Continuous activity could trigger heatstroke.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'real feel' or 'felt air temperature', arises from combining readings of air temperature and relative moisture content. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. 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 hold great significance to children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.
Perspiring is how the human body naturally cools down, as sweat's evaporation takes away excess heat. With higher relative humidity, the rate of evaporation is reduced, resulting in increased heat retention in the body compared to drier air. Elevated heat gain compared to the body's release capability poses risks of dehydration and potential overheating.

Humidity

With an average relative humidity of 72%, August is the least humid month.

Rainfall

In Vestal, during August, the rain falls for 14.4 days and regularly aggregates up to 1.42" (36mm) of precipitation. In Vestal, during the entire year, the rain falls for 148.2 days and collects up to 18.23" (463mm) of precipitation.

Snowfall

In Vestal, snow does not fall in April through September.

Daylight

In Vestal, the average length of the day in August is 13h and 29min.
On the first day of the month, sunrise is at 6:43 am and sunset at 8:40 pm. On the last day of August, sunrise is at 7:07 am and sunset at 8:04 pm EDT.

Sunshine

In Vestal, the average sunshine in August is 10.1h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index reading of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for the ordinary person.
Note: A maximum UV index of 6 in August translates into the following recommendations:
Incorporate safeguards and honour sun safety principles. Protection from skin and eye damage is obligatory. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Counter UV radiation's ill effects with clothing designed for sun safety and UV-resistant eyewear.
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Frequently asked questions

How hot does it get in Vestal in August?

The high-temperature, in August, in Vestal, is 86.7°F (30.4°C), while the low-temperature averages to 64.4°F (18°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which represents the influence of relative humidity on air temperature, in August is evaluated at 98.6°F (37°C).

What is the least humid month in Vestal?

August is the least humid month in Vestal, Tennessee, with an average relative humidity of 72%.

What is the average humidity in August in Vestal?

In Vestal, the average relative humidity in August is 72%.

How many days does it rain in August in Vestal?

In Vestal, Tennessee, during August, the rain falls for 14.4 days and regularly aggregates up to 1.42" (36mm) of precipitation.

When it does not snow in Vestal?

In Vestal, Tennessee, snow does not fall in April through September.

How many hours of daylight does Vestal have in August?

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

What time are sunrise and sunset in August in Vestal?

In August, on the first day of the month, sunrise is at 6:43 am and sunset at 8:40 pm. On the last day of the month, in Vestal, sunrise is at 7:07 am and sunset at 8:04 pm EDT.

How long on average sun shines in August in Vestal?

In August, the average sunshine duration in Vestal, Tennessee, is 10.1h.

When is the highest UV index in Vestal?

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

How high is the UV index in August in Vestal?

In August, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high health risk 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
Vestal, TN

Average temperature in August - Vestal, TN
  • Average high temperature in August: 86.7°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in August: 64.4°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in August
Vestal, TN

Average pressure in August - Vestal, TN
  • Average pressure in August: 30.01"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in August
Vestal, TN

Average wind speed in August - Vestal, TN
  • Average wind speed in August: 3.6mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in August
Vestal, TN

Average humidity in August - Vestal, TN
  • Average humidity in August: 72%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in August
Vestal, TN

Average rainfall in August - Vestal, TN
  • Average rainfall in August: 1.42"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

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Average rainfall days in August
Vestal, TN

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

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in August
Vestal, TN

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in August
Vestal, TN

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

The month with the highest number of snowfall days is January (5.4 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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

Average daylight in August / Average sunshine in August - Vestal, 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 month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in August
Vestal, TN

Average sunshine days in August - Vestal, TN
  • Average sunshine days in August: 13.8 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

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Average UV index in August
Vestal, TN

Average UV index in August - Vestal, 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).

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Average cloud cover in August
Vestal, TN

Average cloud cover in August - Vestal, TN
  • Average cloud cover in August: 28

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in August
Vestal, TN

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

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

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Vestal, Tennessee, USA

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