September weather forecast
Elkhorn, TN

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Weather in September

September, the first month of the autumn in Elkhorn, is also a moderately hot month, with an average temperature ranging between min 62.4°F (16.9°C) and max 81.9°F (27.7°C).

Temperature

During the shift to September, Elkhorn records a mild decrease in average high-temperature, moving from a hot 87.4°F (30.8°C) in August to a warm 81.9°F (27.7°C). An average low-temperature of 62.4°F (16.9°C) is observed in Elkhorn during the September nights.

Heat index

The heat index for September is estimated at a hot 87.8°F (31°C). If activity and exposure persist, they could induce fatigue, leading to possible heat cramps.
The standards for the heat index are set for locations in shade and under light breezes. The direct sun can potentially cause the heat index to increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are quite important for babies and toddlers. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

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

Rainfall

September is the month with the least rainfall in Elkhorn, Tennessee. Rain falls for 12.5 days and accumulates 1.85" (47mm) of precipitation.

Snowfall

In Elkhorn, Tennessee, snow does not fall in April through October.

Daylight

In September, the average length of the day in Elkhorn is 12h and 24min.
On the first day of the month, sunrise is at 6:24 am and sunset at 7:20 pm. On the last day of September, sunrise is at 6:47 am and sunset at 6:37 pm CDT.

Sunshine

The average sunshine in September is 9.3h.

UV index

In Elkhorn, 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 rays for ordinary individuals.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Sun exposure should be minimized, especially during midday, to avoid harmful UV radiation. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September in Elkhorn?

In Elkhorn, in September, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 62.4°F (16.9°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which factors the actual air temperature with the relative humidity, in September is estimated at 87.8°F (31°C).

What is the average humidity in September in Elkhorn?

In September, the average relative humidity is 74%.

What is the driest month in Elkhorn?

The month with the least rainfall in Elkhorn, Tennessee, 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 Elkhorn?

In Elkhorn, in September, it is raining for 12.5 days, with typically 1.85" (47mm) of accumulated precipitation.

When it does not snow in Elkhorn?

In Elkhorn, Tennessee, snow does not fall in April through October.

What is the average length of the day in September in Elkhorn?

In Elkhorn, Tennessee, the average day length in September is 12h and 24min.

When are sunrise and sunset in September in Elkhorn?

On the first day of September, sunrise is at 6:24 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:47 am and sunset at 6:37 pm CDT.

How long on average sun shines in September in Elkhorn?

In Elkhorn, Tennessee, the average sunshine duration in September is 9.3h.

What is the UV index reading in September in Elkhorn?

In September, the average daily maximum UV index in Elkhorn 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
Elkhorn, TN

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

The warmest month (with the highest average high temperature) is July (88.5°F).
The month with the lowest average high temperature is January (43.5°F).

  • Average low temperature in September: 62.4°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 (30.2°F).

Average pressure in September
Elkhorn, TN

Average pressure in September - Elkhorn, TN
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).

Average wind speed in September
Elkhorn, TN

Average wind speed in September - Elkhorn, TN
  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are January, February and April (8.6mph).
The calmest months (with the lowest average wind speed) are July and August (5.2mph).

Average humidity in September
Elkhorn, TN

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

The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (72%).

Average rainfall in September
Elkhorn, TN

Average rainfall in September - Elkhorn, TN
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is February (4.17").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in September
Elkhorn, TN

Average rainfall days in September - Elkhorn, TN
  • Average rainfall days in September: 12.5 days

The month with the highest number of rainy days is July (17.8 days).
The month with the least rainy days is November (10.3 days).

Average snowfall in September
Elkhorn, TN

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

The month with the highest snowfall is February (1.22").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Elkhorn, TN

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

The month with the highest number of snowfall days is January (4.1 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
Elkhorn, TN

Average daylight in September / Average sunshine in September - Elkhorn, 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 42min).

  • Average sunshine in September: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Elkhorn, TN

Average sunshine days in September - Elkhorn, TN
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (19.3 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in September
Elkhorn, TN

Average UV index in September - Elkhorn, TN
  • Average UV index in September: 5

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September
Elkhorn, TN

Average cloud cover in September - Elkhorn, TN
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 51).
The months with the least cloud cover are June and September (Cloud cover 28).

Average visibility in September
Elkhorn, TN

Average visibility in September - Elkhorn, 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).

Elkhorn, Tennessee, USA

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