August weather forecast
McMinnville, TN

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Weather in August

The last month of the summer, August, is also a moderately hot month in McMinnville, Tennessee, with an average temperature ranging between min 64.9°F (18.3°C) and max 84.9°F (29.4°C).

Temperature

The weather during August records an average high-temperature of a warm 84.9°F (29.4°C), closely mirroring the preceding month. An average low-temperature of 64.9°F (18.3°C) is expected during August.

Heat index

August's mean heat index is estimated at a fiery hot 95°F (35°C). Exercise increased caution, heat cramps and heat exhaustion are potential hazards. Continuous activity could lead to heatstroke.
Heat index specifics point out values are for conditions of shade and a slight breeze. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'apparent temperature', reflects the blend of air temperature and relative humidity to give a temperature impression. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are largely significant for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it's vital to remain hydrated, particularly during prolonged physical activities.
To prevent overheating and help regulate its internal temperature, the human body sweat and rely on the evaporation to cool down. Higher relative humidity impedes evaporation, thus reducing heat dispersion from the body, culminating in a sensation of overheating. The body is at risk of dehydration and related complications when it fails to shed excessive heat.

Humidity

In August, the average relative humidity is 78%.

Rainfall

In McMinnville, Tennessee, in August, during 19.7 rainfall days, 3.46" (88mm) of precipitation is typically accumulated. Throughout the year, there are 177.3 rainfall days, and 31.02" (788mm) of precipitation is accumulated.

Snowfall

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

Daylight

In August, the average length of the day is 13h and 28min.
On the first day of the month, sunrise is at 5:51 am and sunset at 7:47 pm. On the last day of August, sunrise is at 6:15 am and sunset at 7:11 pm CDT.

Sunshine

In McMinnville, 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 vulnerability from exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in August interprets into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. Seek shade and minimize exposure to direct Sun in a period between 10 a.m. and 4 p.m. when UV radiation is most intense; keep in mind that shade structures like parasols or canopies do not provide perfect sun protection. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

Is it hot during August?

The high-temperature, in August, in McMinnville, is 84.9°F (29.4°C), while the low-temperature averages to 64.9°F (18.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines air temperature and relative humidity, is estimated at 95°F (35°C).

What is the average humidity in August?

In McMinnville, the average relative humidity in August is 78%.

How many days does it rain in August?

In McMinnville, in August, it is raining for 19.7 days, with typically 3.46" (88mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in August?

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

When is the sunrise / sunset in August?

On the first day of August in McMinnville, sunrise is at 5:51 am and sunset at 7:47 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:11 pm CDT.

How long on average sun shines in August?

The average sunshine duration in August is 10.1h.

What is the month with the highest UV index?

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

What is the UV index intensity in August?

In McMinnville, the average daily maximum UV index in August is 6. A UV Index value of 6 to 7 symbolizes a high health threat from unprotected exposure to 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
McMinnville, TN

Average temperature in August - McMinnville, TN
  • Average high temperature in August: 84.9°F

The warmest month (with the highest average high temperature) is July (86°F).
The month with the lowest average high temperature is January (44.2°F).

  • Average low temperature in August: 64.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in August
McMinnville, TN

Average pressure in August - McMinnville, 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 (29.98"Hg).

Average wind speed in August
McMinnville, TN

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

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in August
McMinnville, TN

Average humidity in August - McMinnville, TN
  • Average humidity in August: 78%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).

Average rainfall in August
McMinnville, TN

Average rainfall in August - McMinnville, TN
  • Average rainfall in August: 3.46"

The wettest month (with the highest rainfall) is July (3.82").
The driest month (with the least rainfall) is November (1.65").

Average rainfall days in August
McMinnville, TN

Average rainfall days in August - McMinnville, TN
  • Average rainfall days in August: 19.7 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in August
McMinnville, TN

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

The month with the highest snowfall is February (0.51").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in August
McMinnville, TN

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

The month with the highest number of snowfall days is January (3.6 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
McMinnville, TN

Average daylight in August / Average sunshine in August - McMinnville, 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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in August
McMinnville, TN

Average sunshine days in August - McMinnville, TN
  • Average sunshine days in August: 9.4 days

The month with the most sunshine days is November (18.5 days).
The month with the least sunshine days is July (8.4 days).

Average UV index in August
McMinnville, TN

Average UV index in August - McMinnville, 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
McMinnville, TN

Average cloud cover in August - McMinnville, TN
  • Average cloud cover in August: 33

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in August
McMinnville, TN

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

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

McMinnville, Tennessee, USA

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