August weather forecast
Greenfield Bend, TN

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Weather in August

The last month of the summer, August, is another hot month in Greenfield Bend, Tennessee, with an average temperature varying between 67.1°F (19.5°C) and 87.1°F (30.6°C).

Temperature

The advent of August presents an average high-temperature of a still hot 87.1°F (30.6°C), maintaining a close correlation with the preceding month. Greenfield Bend, in August, observes a steady average low-temperature of 67.1°F (19.5°C).

Heat index

The average heat index in August is calculated to be a very hot 102.2°F (39°C). Ensure extra safety measures, heat exhaustion and heat cramps are likely. Continuous activity might result in heatstroke.
Realize that the values for the heat index are set for shaded places and light winds. Direct sunlight can cause a surge in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a numerical representation of warmth when taking temperature and moisture levels into account. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. 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. When the body is unable to balance heat gain, its temperature elevates, which may induce thermal illnesses.

Humidity

The average relative humidity in August in Greenfield Bend is 77%.

Rainfall

In Greenfield Bend, in August, it is raining for 18.7 days, with typically 3.58" (91mm) of accumulated precipitation. Throughout the year, there are 178.7 rainfall days, and 39.21" (996mm) of precipitation is accumulated.

Snowfall

In Greenfield Bend, snow does not fall in May through September.

Daylight

In August, the average length of the day in Greenfield Bend is 13h and 28min.
On the first day of the month, sunrise is at 5:57 am and sunset at 7:53 pm. On the last day of August, sunrise is at 6:21 am and sunset at 7:17 pm CDT.

Sunshine

The average sunshine in August is 10.1h.

UV index

The months with the highest UV index are May through August, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV radiation for average individuals.
Note: A typical high UV index of 6 in August suggests the following recommendations:
Guard against overexposure. Protection from sun-induced harm is essential. Stay in the shade and avoid direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is at its strongest, and remember that parasols or canopies do not offer full protection. For optimum UV protection, wear sun-resistant attire complemented with a hat and quality shades.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is August?

The high-temperature, in August, in Greenfield Bend, records 87.1°F (30.6°C), while the low-temperature is 67.1°F (19.5°C). The average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, in August is calculated to be 102.2°F (39°C).

What is the average humidity in August in Greenfield Bend?

In August, the average relative humidity is 77%.

How many days does it rain in August?

In August, the rain falls for 18.7 days. Throughout August, 3.58" (91mm) of precipitation is accumulated.

When it does not snow?

May through September are months without snowfall.

How many hours of daylight does Greenfield Bend have in August?

The average day length in August is 13h and 28min.

When are sunrise and sunset in August?

In August, on the first day of the month, sunrise is at 5:57 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 6:21 am and sunset at 7:17 pm CDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.1h.

When is the highest UV index?

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?

In Greenfield Bend, 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 max. wind speed
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
Greenfield Bend, TN

Average temperature in August - Greenfield Bend, TN
  • Average high temperature in August: 87.1°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 (45°F).

  • Average low temperature in August: 67.1°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

Average pressure in August
Greenfield Bend, TN

Average pressure in August - Greenfield Bend, TN
  • Average pressure in August: 29.99"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
Greenfield Bend, TN

Average wind speed in August - Greenfield Bend, TN
  • Average wind speed in August: 4.7mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

Average humidity in August
Greenfield Bend, TN

Average humidity in August - Greenfield Bend, TN
  • Average humidity in August: 77%

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

Average rainfall in August
Greenfield Bend, TN

Average rainfall in August - Greenfield Bend, TN
  • Average rainfall in August: 3.58"

The wettest month (with the highest rainfall) is July (4.21").
The driest month (with the least rainfall) is September (2.44").

Average rainfall days in August
Greenfield Bend, TN

Average rainfall days in August - Greenfield Bend, TN
  • Average rainfall days in August: 18.7 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in August
Greenfield Bend, TN

Average snowfall in August - Greenfield Bend, TN
  • Average snowfall in August: 0"

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

Average snowfall days in August
Greenfield Bend, TN

Average snowfall days in August - Greenfield Bend, TN
  • Average snowfall days in August: 0 days

The month with the highest number of snowfall days is February (4 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
Greenfield Bend, TN

Average daylight in August / Average sunshine in August - Greenfield Bend, TN
  • Average daylight in August: 13h and 3min

The month with the longest days is June (Average daylight: 14h and 30min).
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 18min).
The months with the least sunshine are February and December (Average sunshine: 4h and 36min).

Average sunshine days in August
Greenfield Bend, TN

Average sunshine days in August - Greenfield Bend, TN
  • Average sunshine days in August: 10.3 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (8.8 days).

Average UV index in August
Greenfield Bend, TN

Average UV index in August - Greenfield Bend, 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 and December (UV index 2).

Average cloud cover in August
Greenfield Bend, TN

Average cloud cover in August - Greenfield Bend, TN
  • Average cloud cover in August: 32

The months with the most cloud cover are February and December (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in August
Greenfield Bend, TN

Average visibility in August - Greenfield Bend, TN
  • Average visibility in August: 5mi

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

Greenfield Bend, Tennessee, USA

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