September weather forecast
La Vergne, TN

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Weather in September

In September, summer gracefully withdraws, making room for the pleasant introduction of fall in La Vergne. The cityscape starts to undergo a transformation, with leaves gradually changing color. Although the daylight hours decrease to 12.4, ample sunlight still illuminates the city. Festivals and outdoor events continue to thrive, taking advantage of the remaining warm days. The climate in September can be described as a harmonious transition period, still warm yet gently preparing for the arrival of fall.

Temperature

La Vergne's progression into September involves a minor drop in the average high-temperature, slightly receding from a tropical 88°F (31.1°C) in August to a warm 81.9°F (27.7°C). In the month of September, the nighttime temperature in La Vergne dips to a steady average of 62.6°F (17°C).

Heat index

For September, the heat index is evaluated at a tropical 87.8°F (31°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
Bear in mind that the heat index values are determined for shaded areas and light breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. 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. 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 extremely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

The average relative humidity in September is 74%.

Rainfall

In La Vergne, Tennessee, in September, it is raining for 12.1 days, with typically 1.5" (38mm) of accumulated precipitation. In La Vergne, during the entire year, the rain falls for 150.1 days and collects up to 24.41" (620mm) of precipitation.

Snowfall

In La Vergne, snow does not fall in May through October.

Daylight

In La Vergne, the average length of the day in September is 12h and 23min.
On the first day of September in La Vergne, Tennessee, sunrise is at 6:18 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:30 pm CDT.

Sunshine

In September, the average sunshine in La Vergne is 8.4h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Take measures. Individuals with light skin might experience burns in under 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

What is the average September temperature in La Vergne?

In La Vergne, in September, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, in September is evaluated at 87.8°F (31°C).

What is the average humidity in September in La Vergne?

In September, the average relative humidity in La Vergne, Tennessee, is 74%.

How much does it rain in La Vergne in September?

In La Vergne, Tennessee, during September, the rain falls for 12.1 days and regularly aggregates up to 1.5" (38mm) of precipitation.

When it does not snow in La Vergne?

In La Vergne, snow does not fall in May through October.

How many hours of daylight does La Vergne have in September?

In September, the average day length is 12h and 23min.

When are sunrise and sunset in September in La Vergne?

In September, on the first day of the month, sunrise is at 6:18 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:30 pm CDT.

How long on average sun shines in September in La Vergne?

In September, the average sunshine duration is 8.4h.

How high is the UV index in September in La Vergne?

In La Vergne, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate vulnerability from exposure to the Sun's 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 September
La Vergne, TN

Average temperature in September - La Vergne, TN
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in September: 62.6°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.7°F).

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Average pressure in September
La Vergne, TN

Average pressure in September - La Vergne, TN
  • Average pressure in September: 30.03"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).

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Average wind speed in September
La Vergne, TN

Average wind speed in September - La Vergne, TN
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
La Vergne, TN

Average humidity in September - La Vergne, TN
  • Average humidity in September: 74%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).

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Average rainfall in September
La Vergne, TN

Average rainfall in September - La Vergne, TN
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").

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Average rainfall days in September
La Vergne, TN

Average rainfall days in September - La Vergne, TN
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).

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Average snowfall in September
La Vergne, TN

Average snowfall in September - La Vergne, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
La Vergne, TN

Average snowfall days in September - La Vergne, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
La Vergne, TN

Average daylight in September / Average sunshine in September - La Vergne, TN
  • Average daylight in September: 12h and 2min

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 48min).

  • Average sunshine in September: 8h and 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in September
La Vergne, TN

Average sunshine days in September - La Vergne, TN
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in September
La Vergne, TN

Average UV index in September - La Vergne, TN
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are February and December (UV index 2).

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Average cloud cover in September
La Vergne, TN

Average cloud cover in September - La Vergne, TN
  • Average cloud cover in September: 32

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

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Average visibility in September
La Vergne, TN

Average visibility in September - La Vergne, TN
  • Average visibility in September: 6mi

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

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La Vergne, Tennessee, USA

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