August weather forecast
Granville, TN

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Weather in August

August, the last month of the summer in Granville, is another tropical month, with temperature in the range of an average low of 65.8°F (18.8°C) and an average high of 86°F (30°C).

Temperature

In August, Granville experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 86.9°F (30.5°C) in July to a still tropical 86°F (30°C). In Granville, an average temperature of 65.8°F (18.8°C) is noted during August nights.

Heat index

The average heat index in August is appraised at a torrid 98.6°F (37°C). Implement heightened safety measures - risk of heat exhaustion and heat cramps is increased. Prolonged activity may result in heatstroke.
Remember that heat index calculations are made for conditions in the shade with light wind. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an estimation of the warmth sensation when considering humidity levels. One's perception of weather can be shaped by other factors, involving metabolic differences, pregnancy, and physical exertion. Direct exposure to sun rays can potentially augment the heat sensation, elevating the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Young children typically face greater hazards than adults because they do not sweat as much. Their larger skin surface in comparison to their little bodies and the high heat production from their active nature compounds their vulnerability.
Perspiration is essential for the human body; it facilitates cooling through the process of sweat evaporation. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Heat absorption that surpasses the body's shedding capability can lead to overheating and varying levels of dehydration.

Humidity

In August, the average relative humidity is 77%.

Rainfall

In August, in Granville, the rain falls for 17.5 days. Throughout August, 3.9" (99mm) of precipitation is accumulated. In Granville, during the entire year, the rain falls for 177.2 days and collects up to 40.94" (1040mm) of precipitation.

Snowfall

In Granville, snow does not fall in May through October.

Daylight

The average length of the day in August is 13h and 30min.
On the first day of August, sunrise is at 5:50 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:12 pm CDT.

Sunshine

In Granville, Tennessee, 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 in Granville. A UV Index reading of 6 to 7 represents a high health hazard from exposure to the Sun's UV radiation for the average person.
Note: A maximum 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. Limit your exposure to the sun's UV radiation, which is strongest between 10 a.m. and 4 p.m., and note that parasols or canopies may not provide full sun protection. Your best bet for sun defense on the face, eyes, and neck is a hat with a wide brim.
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Frequently asked questions

How hot is August in Granville?

The high-temperature, in August, in Granville, is 86°F (30°C), while the low-temperature averages to 65.8°F (18.8°C). In August, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which represents the influence of relative humidity on air temperature, is appraised at 98.6°F (37°C).

What is the average humidity in August in Granville?

The average relative humidity in August in Granville is 77%.

How much does it rain in Granville in August?

In Granville, Tennessee, during August, the rain falls for 17.5 days and regularly aggregates up to 3.9" (99mm) of precipitation.

When it does not snow in Granville?

May through October are months without snowfall in Granville.

How many hours of daylight does Granville have in August?

The average day length in August in Granville, Tennessee, is 13h and 30min.

What time are sunrise and sunset in August in Granville?

In August, on the first day of the month, sunrise is at 5:50 am and sunset at 7:48 pm. On the last day of the month, sunrise is at 6:14 am and sunset at 7:12 pm CDT.

How long on average sun shines in August in Granville?

In August, the average sunshine duration in Granville is 10.2h.

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

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 Granville?

In Granville, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high hazard to health from exposure to the Sun's UV radiation.
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
Granville, TN

Average temperature in August - Granville, TN
  • Average high temperature in August: 86°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in August: 65.8°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

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Average pressure in August
Granville, TN

Average pressure in August - Granville, 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).

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Average wind speed in August
Granville, TN

Average wind speed in August - Granville, TN
  • Average wind speed in August: 4.2mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in August
Granville, TN

Average humidity in August - Granville, TN
  • Average humidity in August: 77%

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

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Average rainfall in August
Granville, TN

Average rainfall in August - Granville, TN
  • Average rainfall in August: 3.9"

The wettest months (with the highest rainfall) are February and July (4.17").
The driest month (with the least rainfall) is September (2.32").

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Average rainfall days in August
Granville, TN

Average rainfall days in August - Granville, TN
  • Average rainfall days in August: 17.5 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (10.5 days).

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Average snowfall in August
Granville, TN

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

The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Granville, TN

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

The month with the highest number of snowfall days is January (4.5 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
Granville, TN

Average daylight in August / Average sunshine in August - Granville, 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 1min

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

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Average sunshine days in August
Granville, TN

Average sunshine days in August - Granville, TN
  • Average sunshine days in August: 11.6 days

The months with the most sunshine days are October and November (18 days).
The month with the least sunshine days is July (10 days).

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Average UV index in August
Granville, TN

Average UV index in August - Granville, 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
Granville, TN

Average cloud cover in August - Granville, TN
  • Average cloud cover in August: 32

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in August
Granville, TN

Average visibility in August - Granville, TN
  • Average visibility in August: 5mi

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

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Granville, Tennessee, USA

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