September weather forecast
Antioch Harbor Resort, TN

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Weather in September

September, the first month of the autumn in Antioch Harbor Resort, is still a warm month, with an average temperature fluctuating between 81.9°F (27.7°C) and 62.4°F (16.9°C).

Temperature

The arrival of September correlates with a minor temperature reduction, down from August's tropical 87.4°F (30.8°C) to a warm 81.9°F (27.7°C). In September, the nighttime temperature in Antioch Harbor Resort, Tennessee, lowers to an average of 62.4°F (16.9°C).

Heat index

The heat index value for September is calculated to be a hot 87.8°F (31°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
It is crucial to understand that heat index figures are for shade and gentle wind conditions. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', joins air temperature with relative humidity to produce a temperature perception for humans. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Youths are typically more endangered than adults since they usually sweat less. Their larger skin surface concerning their smaller bodies and higher heat production due to activity further adds to their vulnerability.

Humidity

In September, the average relative humidity in Antioch Harbor Resort is 74%.

Rainfall

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

Snowfall

In Antioch Harbor Resort, snow does not fall in April through October.

Daylight

The average length of the day in September in Antioch Harbor Resort is 12h and 24min.
On the first day of September in Antioch Harbor Resort, 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.

Sunshine

The average sunshine in September in Antioch Harbor Resort is 9.3h.

UV index

In September, the average daily maximum UV index in Antioch Harbor Resort, Tennessee, is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for ordinary individuals.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Safety measures are advised. Light-skinned individuals may experience burns in under half an hour. To guard against the harmful effects of the Sun, minimize exposure during midday. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Antioch Harbor Resort in September?

The high-temperature during September is 81.9°F (27.7°C) and the low-temperature is 62.4°F (16.9°C). In September, the average heat index (a.k.a. 'real feel', 'feels like'), which combines air temperature and relative humidity, is calculated to be 87.8°F (31°C).

What is the average humidity in September in Antioch Harbor Resort?

In September, the average relative humidity in Antioch Harbor Resort, Tennessee, is 74%.

What is the driest month in Antioch Harbor Resort?

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 Antioch Harbor Resort?

In Antioch Harbor Resort, Tennessee, in September, during 12.5 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

When it does not snow in Antioch Harbor Resort?

In Antioch Harbor Resort, snow does not fall in April through October.

How many hours of daylight does Antioch Harbor Resort have in September?

The average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Antioch Harbor Resort?

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

How many hours of sunshine does Antioch Harbor Resort have in September?

In September, the average sunshine duration in Antioch Harbor Resort, Tennessee, is 9.3h.

What is the UV index reading in September in Antioch Harbor Resort?

In September, the average daily maximum UV index in Antioch Harbor Resort, Tennessee, is 5. A UV Index of 3 to 5 symbolizes 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
Antioch Harbor Resort, TN

Average temperature in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average pressure in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average wind speed in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average humidity in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average rainfall in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average rainfall days in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average snowfall in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average snowfall days in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average daylight in September / Average sunshine in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average sunshine days in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average UV index in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average cloud cover in September - Antioch Harbor Resort, 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
Antioch Harbor Resort, TN

Average visibility in September - Antioch Harbor Resort, 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).

Antioch Harbor Resort, Tennessee, USA

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