August weather forecast
Coulterville, TN

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Weather in August

The last month of the summer, August, is another tropical month in Coulterville, Tennessee, with an average temperature varying between 64.9°F (18.3°C) and 86.4°F (30.2°C).

Temperature

The transition into August shows a subtle variation to a still tropical 86.4°F (30.2°C) from July's 87.1°F (30.6°C) in the average high-temperature. Coulterville throughout August, experiences an average nighttime temperature of 64.9°F (18.3°C).

Heat index

In August, the average heat index is appraised at a fiery hot 98.6°F (37°C). Take extra safety measures to prevent heat exhaustion and heat cramps. Heatstroke could follow lengthy activity.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', marries air temperature and humidity to produce a value illustrating perceived warmth. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical 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 particularly relevant to 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.
For the human body, perspiration is the go-to method to regulate temperature, using sweat's evaporation to dissipate warmth. Elevated relative humidity diminishes evaporation, thereby reducing the body's ability to shed heat and creating a feeling of being too warm. Accumulating heat beyond the body's cooling measures leads to rising temperatures and potential ailments.

Humidity

The months with the lowest humidity are January, June through November, with an average relative humidity of 76%.

Rainfall

In August, the rain falls for 16.3 days. Throughout August, 2.56" (65mm) of precipitation is accumulated. Throughout the year, there are 160.4 rainfall days, and 29.45" (748mm) of precipitation is accumulated.

Snowfall

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

Daylight

In Coulterville, the average length of the day in August is 13h and 27min.
On the first day of the month, sunrise is at 6:49 am and sunset at 8:43 pm. On the last day of August, sunrise is at 7:12 am and sunset at 8:08 pm EDT.

Sunshine

In Coulterville, the average sunshine in August is 9.3h.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index value of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for the ordinary person.
Note: In August, the average maximum UV index of 6 translates into the following recommendations:
Enforce precautions and stick to sun safety measures. Preservation from skin and eye damage is essential. 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. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Updated: Jun 16, 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 Coulterville, records 86.4°F (30.2°C), while the low-temperature is 64.9°F (18.3°C). In August, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is appraised at 98.6°F (37°C).

What is the least humid month in Coulterville?

January, June through November, with an average relative humidity of 76%, are the least humid months.

What is the average humidity in August?

The average relative humidity in August is 76%.

How many days does it rain in August in Coulterville?

In August, the rain falls for 16.3 days. Throughout August, 2.56" (65mm) of precipitation is accumulated.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does Coulterville have in August?

The average day length in August is 13h and 27min.

When are sunrise and sunset in August?

On the first day of August, sunrise is at 6:49 am and sunset at 8:43 pm. On the last day of the month, sunrise is at 7:12 am and sunset at 8:08 pm EDT.

How long on average sun shines in August?

In August, the average sunshine duration is 9.3h.

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 Coulterville?

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

Average temperature in August - Coulterville, TN
  • Average high temperature in August: 86.4°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (45°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 (30.4°F).

Average pressure in August
Coulterville, TN

Average pressure in August - Coulterville, TN
  • Average pressure in August: 30"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).

Average wind speed in August
Coulterville, TN

Average wind speed in August - Coulterville, TN
  • Average wind speed in August: 3.9mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).

Average humidity in August
Coulterville, TN

Average humidity in August - Coulterville, TN
  • Average humidity in August: 76%

The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are January, June, July, August, September, October and November (76%).

Average rainfall in August
Coulterville, TN

Average rainfall in August - Coulterville, TN
  • Average rainfall in August: 2.56"

The wettest month (with the highest rainfall) is December (3.15").
The driest month (with the least rainfall) is September (1.77").

Average rainfall days in August
Coulterville, TN

Average rainfall days in August - Coulterville, TN
  • Average rainfall days in August: 16.3 days

The month with the highest number of rainy days is July (17.6 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in August
Coulterville, TN

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

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

Average snowfall days in August
Coulterville, TN

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

The month with the highest number of snowfall days is January (3.4 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
Coulterville, TN

Average daylight in August / Average sunshine in August - Coulterville, 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: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 18min).
The month with the least sunshine is December (Average sunshine: 4h and 54min).

Average sunshine days in August
Coulterville, TN

Average sunshine days in August - Coulterville, TN
  • Average sunshine days in August: 11.9 days

The month with the most sunshine days is November (20 days).
The month with the least sunshine days is July (11.5 days).

Average UV index in August
Coulterville, TN

Average UV index in August - Coulterville, 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).

Average cloud cover in August
Coulterville, TN

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

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 32).

Average visibility in August
Coulterville, TN

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

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

Coulterville, Tennessee, USA

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