August weather forecast
Lafayette, TN

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Weather in August

August, the last month of the summer in Lafayette, is another warm month, with an average temperature fluctuating between 85.1°F (29.5°C) and 66°F (18.9°C).

Temperature

As July transitions into August, Lafayette records an average high-temperature of a moderately hot 85.1°F (29.5°C), showing a gentle shift from the preceding month. August nights experience a consistent temperature drop to an enjoyable 66°F (18.9°C).

Heat index

In August, the average heat index is calculated to be a torrid 96.8°F (36°C). Implement additional cautionary measures, heat cramps and heat exhaustion could occur. Prolonged activity might induce heatstroke.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. The heat index has the possibility to be enhanced by 15 Fahrenheit (8 Celsius) degrees when there is direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'feels like', represents the fusion of temperature and moisture in the air to suggest how warm it feels. Additional factors encompassing metabolic differences, the level of physical activity, and clothing can impact the individual's perception of temperature. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. In the presence of elevated relative humidity, the evaporation rate decreases. This reduction leads to increased body heat retention compared to conditions of dry air. Excessive heat gain, when not shed effectively by the body, can result in increasing body temperatures and related hazards.

Humidity

The average relative humidity in August in Lafayette is 78%.

Rainfall

In Lafayette, during August, the rain falls for 17.7 days and regularly aggregates up to 4.06" (103mm) of precipitation. Throughout the year, in Lafayette, Tennessee, there are 166.5 rainfall days, and 35.55" (903mm) of precipitation is accumulated.

Snowfall

In Lafayette, Tennessee, snow does not fall in May through October.

Daylight

In August, the average length of the day is 13h and 31min.
On the first day of August in Lafayette, sunrise is at 5:51 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:13 pm CDT.

Sunshine

June and August, with an average of 10h of sunshine, are months with the most sunshine in Lafayette.

UV index

May through August, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV rays for average individuals.
Note: A maximum high daily UV index of 6 during August translates into the following directions:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. Limit direct sun exposure and seek shade between 10 a.m. and 4 p.m., the time of the most intense UV radiation, noting that shade structures may not provide total 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 it in Lafayette in August?

The high-temperature, in August, in Lafayette, is 85.1°F (29.5°C), while the low-temperature averages to 66°F (18.9°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines relative humidity and air temperature, in August is calculated to be 96.8°F (36°C).

What is the average humidity in August in Lafayette?

In August, the average relative humidity is 78%.

How many days does it rain in August in Lafayette?

In August, in Lafayette, Tennessee, the rain falls for 17.7 days. Throughout August, 4.06" (103mm) of precipitation is accumulated.

When it does not snow in Lafayette?

May through October are months without snowfall in Lafayette, Tennessee.

What is the average length of the day in August in Lafayette?

In August, the average day length in Lafayette, Tennessee, is 13h and 31min.

When are sunrise and sunset in August in Lafayette?

On the first day of August in Lafayette, sunrise is at 5:51 am and sunset at 7:49 pm. On the last day of the month, sunrise is at 6:15 am and sunset at 7:13 pm CDT.

What is the month with the most sunshine in Lafayette?

June and August, with an average of 10h of sunshine, are months with the most sunshine in Lafayette, Tennessee.

How long on average sun shines in August in Lafayette?

The average sunshine duration in August is 10h.

What are the months with the highest UV index in Lafayette?

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

What is the UV index reading in August in Lafayette?

The average daily maximum UV index in August in Lafayette is 6. A UV Index reading of 6 to 7 represents 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
Lafayette, TN

Average temperature in August - Lafayette, TN
  • Average high temperature in August: 85.1°F

The warmest month (with the highest average high temperature) is July (86.4°F).
The month with the lowest average high temperature is January (42.6°F).

  • Average low temperature in August: 66°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

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Average pressure in August
Lafayette, TN

Average pressure in August - Lafayette, TN
  • Average pressure in August: 29.99"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

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Average wind speed in August
Lafayette, TN

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

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

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Average humidity in August
Lafayette, TN

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

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
Lafayette, TN

Average rainfall in August - Lafayette, TN
  • Average rainfall in August: 4.06"

The wettest month (with the highest rainfall) is July (4.29").
The driest month (with the least rainfall) is November (1.97").

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Average rainfall days in August
Lafayette, TN

Average rainfall days in August - Lafayette, TN
  • Average rainfall days in August: 17.7 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.2 days).

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Average snowfall in August
Lafayette, TN

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

The month with the highest snowfall is January (1.38").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in August
Lafayette, TN

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

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

Average daylight in August / Average sunshine in August - Lafayette, 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 0min

The months with the most sunshine are June and August (Average sunshine: 10h and 0min).
The month with the least sunshine is February (Average sunshine: 4h and 6min).

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Average sunshine days in August
Lafayette, TN

Average sunshine days in August - Lafayette, TN
  • Average sunshine days in August: 11.5 days

The month with the most sunshine days is October (19 days).
The month with the least sunshine days is July (9.9 days).

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Average UV index in August
Lafayette, TN

Average UV index in August - Lafayette, 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
Lafayette, TN

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

The month with the most cloud cover is February (Cloud cover 57).
The month with the least cloud cover is June (Cloud cover 32).

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Average visibility in August
Lafayette, TN

Average visibility in August - Lafayette, 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).

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Lafayette, Tennessee, USA

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