September weather forecast
Carlton, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Carlton, Tennessee, with an average temperature varying between 59.9°F (15.5°C) and 81.1°F (27.3°C).

Temperature

September's onset introduces a mild reduction in the average high-temperature, from a tropical 86.7°F (30.4°C) in August to a warm 81.1°F (27.3°C). Carlton records an average low of 59.9°F (15.5°C) throughout the nights in September.

Heat index

September's heat index is evaluated at a tropical 86°F (30°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Evaluating the heat index requires understanding its values in the shade and with gentle winds. If exposed to direct sunlight, the heat index could climb by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', combines air temperature and relative humidity to represent a human perceived temperature equivalent. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young ones are generally more prone to risk than adults due to their reduced ability to sweat. Their large skin surface area relative to their diminutive bodies and elevated heat production from their activities further enhance this risk.

Humidity

The average relative humidity in September is 74%.

Rainfall

September is the month with the least rainfall. Rain falls for 10.6 days and accumulates 0.94" (24mm) of precipitation.

Snowfall

April through September are months without snowfall in Carlton, Tennessee.

Daylight

In Carlton, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 7:08 am and sunset at 8:03 pm. On the last day of September, in Carlton, sunrise is at 7:30 am and sunset at 7:20 pm EDT.

Sunshine

In Carlton, Tennessee, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: An average UV index of 5 in September transforms into this advice:
Take measures. Individuals with light skin might experience burns in under 30 minutes. Direct Sun exposure should be minimized especially during midday when radiation is most intense. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
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Frequently asked questions

What is the average September temperature in Carlton?

The high-temperature, in September, in Carlton, records 81.1°F (27.3°C), while the low-temperature is 59.9°F (15.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, is evaluated at 86°F (30°C).

What is the average humidity in September in Carlton?

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

What is the driest month in Carlton?

September is the month with the least rainfall in Carlton. Rain falls for 10.6 days and accumulates 0.94" (24mm) of precipitation.

How many days does it rain in September in Carlton?

In Carlton, Tennessee, in September, during 10.6 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in Carlton?

April through September are months without snowfall in Carlton.

Does it snow in Carlton in September?

In Carlton, in September, it doesn't snow. In October, it regularly snows.

How many hours of daylight does Carlton have in September?

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

When are sunrise and sunset in September in Carlton?

On the first day of September in Carlton, Tennessee, sunrise is at 7:08 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:20 pm EDT.

How long on average sun shines in September in Carlton?

In Carlton, the average sunshine duration in September is 8.7h.

What is the UV index reading in September in Carlton?

In Carlton, Tennessee, 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 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
Carlton, TN

Average temperature in September - Carlton, TN
  • Average high temperature in September: 81.1°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

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Average pressure in September
Carlton, TN

Average pressure in September - Carlton, TN
  • Average pressure in September: 30.04"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).

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Average wind speed in September
Carlton, TN

Average wind speed in September - Carlton, TN
  • Average wind speed in September: 3.8mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

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Average humidity in September
Carlton, TN

Average humidity in September - Carlton, TN
  • Average humidity in September: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

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Average rainfall in September
Carlton, TN

Average rainfall in September - Carlton, TN
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

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Average rainfall days in September
Carlton, TN

Average rainfall days in September - Carlton, TN
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

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Average snowfall in September
Carlton, TN

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

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

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Average snowfall days in September
Carlton, TN

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

The month with the highest number of snowfall days is January (5.4 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
Carlton, TN

Average daylight in September / Average sunshine in September - Carlton, 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 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in September
Carlton, TN

Average sunshine days in September - Carlton, TN
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

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Average UV index in September
Carlton, TN

Average UV index in September - Carlton, 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).

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Average cloud cover in September
Carlton, TN

Average cloud cover in September - Carlton, TN
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

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Average visibility in September
Carlton, TN

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

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

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Carlton, Tennessee, USA

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