September weather forecast
Kelley Town, TN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Kelley Town, Tennessee, with an average temperature varying between 80.6°F (27°C) and 59°F (15°C).

Temperature

As September arrives, Kelley Town's weather displays a minor decrease in high-temperatures, transitioning from August's hot 86.5°F (30.3°C) to a moderately hot 80.6°F (27°C). September nights bring a significant cooling from the heat of the day, with averages of 59°F (15°C).

Heat index

Throughout September, the heat index is evaluated at 84.2°F (29°C). If one continues to be active during enduring exposure, it could result in fatigue and heat cramps.
Heat index data is primarily for areas with shade and subjected to light winds. When under direct sunshine, the heat index may be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', comes about by integrating the temperature readings with the humidity levels. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.

Humidity

The average relative humidity in September is 76%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.85" (47mm) of precipitation.

Snowfall

May through October are months without snowfall in Kelley Town.

Daylight

In Kelley Town, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 7:09 am and sunset at 8:04 pm. On the last day of September, sunrise is at 7:32 am and sunset at 7:22 pm EDT.

Sunshine

In Kelley Town, Tennessee, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.
Note: A typical high UV index of 5 in September suggests the following recommendations:
Make use of precautions - Shielding skin and eyes from injury is a requirement. It's recommended to limit sun exposure when its radiation is at its peak during midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.

Frequently asked questions

What are September temperatures?

The average high-temperature, in September, in Kelley Town, is 80.6°F (27°C), while the average low-temperature is 59°F (15°C). In September, the average heat index (a.k.a. 'felt air temperature', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 84.2°F (29°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.5 days and typically collects 1.85" (47mm) of precipitation.

How many days does it rain in September?

In Kelley Town, in September, during 12.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

When it does not snow in Kelley Town?

May through October are months without snowfall.

How many hours of daylight does Kelley Town have in September?

The average day length in September in Kelley Town is 12h and 23min.

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:09 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:22 pm EDT.

How many hours of sunshine does Kelley Town have in September?

The average sunshine duration in September is 8.5h.

What is the UV index reading in September?

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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 September
Kelley Town, TN

Average temperature in September - Kelley Town, TN
  • Average high temperature in September: 80.6°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (43.9°F).

  • Average low temperature in September: 59°F

The month with the highest average low temperature is July (65.1°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in September
Kelley Town, TN

Average pressure in September - Kelley Town, 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).

Average wind speed in September
Kelley Town, TN

Average wind speed in September - Kelley Town, TN
  • Average wind speed in September: 3.9mph

The windiest month (with the highest average wind speed) is April (6.1mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in September
Kelley Town, TN

Average humidity in September - Kelley Town, TN
  • Average humidity in September: 76%

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

Average rainfall in September
Kelley Town, TN

Average rainfall in September - Kelley Town, TN
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is February (3.9").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in September
Kelley Town, TN

Average rainfall days in September - Kelley Town, TN
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in September
Kelley Town, TN

Average snowfall in September - Kelley Town, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.26").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Kelley Town, TN

Average snowfall days in September - Kelley Town, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.3 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
Kelley Town, TN

Average daylight in September / Average sunshine in September - Kelley Town, 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 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is January (Average sunshine: 4h and 54min).

Average sunshine days in September
Kelley Town, TN

Average sunshine days in September - Kelley Town, TN
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is November (19 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in September
Kelley Town, TN

Average UV index in September - Kelley Town, 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
Kelley Town, TN

Average cloud cover in September - Kelley Town, TN
  • Average cloud cover in September: 32

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

Average visibility in September
Kelley Town, TN

Average visibility in September - Kelley Town, TN
  • Average visibility in September: 6mi

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

Kelley Town, Tennessee, USA

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