August weather forecast
Grantville, GA

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Weather in August

August, the last month of the summer in Grantville, is another hot month, with an average temperature varying between 69.6°F (20.9°C) and 88.3°F (31.3°C).

Temperature

Grantville's average high-temperature in August sits at a still tropical 88.3°F (31.3°C), showing little difference from the previous month. Grantville encounters a steady low-temperature average of 69.6°F (20.9°C) throughout the month of August.

Heat index

For August, the heat index is computed to be a scorching 104°F (40°C). Take more caution, heat exhaustion and heat cramps may occur. Long-lasting activity may cause heatstroke.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', embodies the combination of air temperature and moisture content to illustrate perceived heat. A person's impression of weather can be shaped by many aspects, among them metabolic variations, pregnancy, and levels of physical activity. 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 are highly important for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Normally, the human body cools itself through perspiration, which removes excessive heat by evaporating sweat. An increase in relative humidity disrupts body cooling by slowing the evaporation rate, thereby reducing the rate at which the body cools and amplifying the sense of heat. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

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

Rainfall

August is the month with the most rainfall. Rain falls for 13.4 days and accumulates 1.1" (28mm) of precipitation.

Snowfall

February, April through December are months without snowfall.

Daylight

In August, the average length of the day is 13h and 20min.
On the first day of August, sunrise is at 6:52 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 8:05 pm EDT.

Sunshine

In August, the average sunshine is 9.2h.

UV index

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 the Sun's UV rays for the average person.
Note: During August, 6 as the daily maximum UV index converts into the following advice:
Use protective steps and abide by sun safety guidelines. Safeguarding against skin and eye harm is necessary. Seek shade and limit direct Sun exposure between 10 a.m. and 4 p.m., when UV radiation is at its peak, but be aware that not all shade structures provide complete sun protection. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jul 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in August?

Grantville in August has an average high-temperature of 88.3°F (31.3°C) and an average low-temperature of 69.6°F (20.9°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 104°F (40°C).

What is the average humidity in August?

In August, the average relative humidity is 75%.

What is the rainiest month?

August is the month with the most rainfall. Rain falls for 13.4 days and accumulates 1.1" (28mm) of precipitation.

How much does it rain in August?

In Grantville, during August, the rain falls for 13.4 days and regularly aggregates up to 1.1" (28mm) of precipitation.

When it does not snow?

February, April through December are months without snowfall in Grantville.

How many hours of daylight does Grantville have in August?

In Grantville, the average day length in August is 13h and 20min.

What time are sunrise and sunset in August?

On the first day of August, sunrise is at 6:52 am and sunset at 8:38 pm. On the last day of the month, sunrise is at 7:13 am and sunset at 8:05 pm EDT.

How many hours of sunshine does Grantville have in August?

In August, the average sunshine duration is 9.2h.

What is the UV index reading in August?

In Grantville, the average daily maximum UV index in August is 6. A UV Index of 6 to 7 symbolizes a high health threat 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
Grantville, GA

Average temperature in August - Grantville, GA
  • Average high temperature in August: 88.3°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (51.8°F).

  • Average low temperature in August: 69.6°F

The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).

Average pressure in August
Grantville, GA

Average pressure in August - Grantville, GA
  • Average pressure in August: 30"Hg

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

Average wind speed in August
Grantville, GA

Average wind speed in August - Grantville, GA
  • Average wind speed in August: 4.3mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

Average humidity in August
Grantville, GA

Average humidity in August - Grantville, GA
  • Average humidity in August: 75%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are October and November (72%).

Average rainfall in August
Grantville, GA

Average rainfall in August - Grantville, GA
  • Average rainfall in August: 1.1"

The wettest month (with the highest rainfall) is August (1.1").
The driest month (with the least rainfall) is September (0.35").

Average rainfall days in August
Grantville, GA

Average rainfall days in August - Grantville, GA
  • Average rainfall days in August: 13.4 days

The month with the highest number of rainy days is July (14.1 days).
The month with the least rainy days is October (5.2 days).

Average snowfall in August
Grantville, GA

Average snowfall in August - Grantville, GA
  • Average snowfall in August: 0"

The months with the highest snowfall are January and March (0.04").
The months with the least snowfall are February, April, May, June, July, August, September, October, November and December (0").

Average snowfall days in August
Grantville, GA

Average snowfall days in August - Grantville, GA
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (0.6 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

Average daylight in August /
Average sunshine in August
Grantville, GA

Average daylight in August / Average sunshine in August - Grantville, GA
  • Average daylight in August: 13h and 2min

The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).

  • Average sunshine in August: 9h and 1min

The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in August
Grantville, GA

Average sunshine days in August - Grantville, GA
  • Average sunshine days in August: 12.6 days

The month with the most sunshine days is October (24.3 days).
The month with the least sunshine days is July (12.3 days).

Average UV index in August
Grantville, GA

Average UV index in August - Grantville, GA
  • Average UV index in August: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).

Average cloud cover in August
Grantville, GA

Average cloud cover in August - Grantville, GA
  • Average cloud cover in August: 33

The month with the most cloud cover is December (Cloud cover 46).
The months with the least cloud cover are June, September and October (Cloud cover 31).

Average visibility in August
Grantville, GA

Average visibility in August - Grantville, GA
  • Average visibility in August: 5mi

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

Grantville, Georgia, USA

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