September weather forecast
Benton, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Benton, Tennessee, with an average temperature fluctuating between 61°F (16.1°C) and 81.9°F (27.7°C).

Temperature

The advent of September brings a subtle shift in temperature, with the average high moving from a tropical 87.4°F (30.8°C) in August to a moderately hot 81.9°F (27.7°C). During the month of September, an average low-temperature of 61°F (16.1°C) is recorded.

Heat index

The heat index value during September is calculated to be a tropical 87.8°F (31°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', combines air temperature and relative humidity to represent a human perceived temperature equivalent. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to children. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

June through November, with an average relative humidity of 75%, are the least humid months.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.1 days and typically collects 1.3" (33mm) of precipitation.

Snowfall

In Benton, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 7:11 am and sunset at 8:05 pm. On the last day of September, sunrise is at 7:33 am and sunset at 7:23 pm EDT.

Sunshine

In Benton, the average sunshine in September is 8.6h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: The UV index of 5 during September leads to these advisories:
Undertake precautions - Obligation exists to protect against skin and eye damage. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Fend off the sun's harsh rays with appropriate clothing, a wide-brim hat, and UV-protective sunglasses.
Updated: Jun 18, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

During September, Benton experiences an average high-temperature of 81.9°F (27.7°C) and a low-temperature of 61°F (16.1°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which takes the relative humidity and factors it into the air temperature reading, in September is calculated to be 87.8°F (31°C).

What are the least humid months?

The months with the lowest humidity are June through November, with an average relative humidity of 75%.

What is the average humidity in September?

In Benton, the average relative humidity in September is 75%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 11.1 days and accumulates 1.3" (33mm) of precipitation.

How many days does it rain in September?

In Benton, in September, during 11.1 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When it does not snow?

In Benton, snow does not fall in April through October.

What is the average length of the day in September?

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

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:11 am and sunset at 8:05 pm. On the last day of the month, in Benton, sunrise is at 7:33 am and sunset at 7:23 pm EDT.

How long on average sun shines in September in Benton?

In Benton, the average sunshine duration in September is 8.6h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health risk from unsafe exposure to Sun's UV rays.
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
Benton, TN

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

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (46.4°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in September
Benton, TN

Average pressure in September - Benton, TN
  • Average pressure in September: 30.03"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 September
Benton, TN

Average wind speed in September - Benton, TN
  • Average wind speed in September: 4.1mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in September
Benton, TN

Average humidity in September - Benton, TN
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).

Average rainfall in September
Benton, TN

Average rainfall in September - Benton, TN
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is September (1.3").

Average rainfall days in September
Benton, TN

Average rainfall days in September - Benton, TN
  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in September
Benton, TN

Average snowfall in September - Benton, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Benton, TN

Average snowfall days in September - Benton, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Benton, TN

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

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 September: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in September
Benton, TN

Average sunshine days in September - Benton, TN
  • Average sunshine days in September: 16.4 days

The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in September
Benton, TN

Average UV index in September - Benton, 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 January, February and December (UV index 2).

Average cloud cover in September
Benton, TN

Average cloud cover in September - Benton, TN
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Benton, TN

Average visibility in September - Benton, TN
  • Average visibility in September: 6mi

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

Benton, Tennessee, USA

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