September weather forecast
New Middleton, TN

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Weather in September

September, the first month of the autumn in New Middleton, is also a moderately hot month, with an average temperature fluctuating between 80.6°F (27°C) and 60.6°F (15.9°C).

Temperature

In September, the average high-temperature marginally drops from a hot 86°F (30°C) in August to a warm 80.6°F (27°C). During September, New Middleton's temperature averages to a moderate 60.6°F (15.9°C) at night.

Heat index

Throughout September, the heat index is estimated at 84.2°F (29°C). Unrelenting activity during exposure could cause fatigue and potentially lead to heat cramps.
Heat index details are generally centered around shaded locations and a mild breeze. 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 'felt air temperature' or 'feels like', combines both the air temperature and the humidity level to give a perceived human temperature. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Given direct exposure to sunlight, one might experience a rise in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.

Humidity

The average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall in New Middleton. Rain falls for 14 days and accumulates 2.32" (59mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day is 12h and 24min.
On the first day of September, sunrise is at 6:16 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:28 pm CDT.

Sunshine

The average sunshine in September is 8.3h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 5 during September translates into the following guidance:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. When the Sun's UV radiation is most intense during midday, it's best to find shade and limit exposure. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Jul 27, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for New Middleton in September?

An average high-temperature, in September, in New Middleton, is 80.6°F (27°C) and the average low-temperature is 60.6°F (15.9°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which represents the influence of relative humidity on air temperature, in September is estimated at 84.2°F (29°C).

What is the average humidity in September?

The average relative humidity in September is 77%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 14 days and accumulates 2.32" (59mm) of precipitation.

How much does it rain in September?

In New Middleton, in September, it is raining for 14 days, with typically 2.32" (59mm) of accumulated precipitation.

When it does not snow?

May through October are months without snowfall.

How many hours of daylight does New Middleton have in September?

In New Middleton, the average day length in September is 12h and 24min.

What time are sunrise and sunset in September in New Middleton?

In September, on the first day of the month, sunrise is at 6:16 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:38 am and sunset at 6:28 pm CDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.3h.

How high is the UV index in September?

In New Middleton, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat 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
New Middleton, TN

Average temperature in September - New Middleton, TN
  • Average high temperature in September: 80.6°F

The warmest month (with the highest average high temperature) is July (86.9°F).
The month with the lowest average high temperature is January (43.7°F).

  • Average low temperature in September: 60.6°F

The month with the highest average low temperature is July (67.1°F).
The coldest month (with the lowest average low temperature) is January (29.8°F).

Average pressure in September
New Middleton, TN

Average pressure in September - New Middleton, TN
  • Average pressure in September: 30.03"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).

Average wind speed in September
New Middleton, TN

Average wind speed in September - New Middleton, TN
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
New Middleton, TN

Average humidity in September - New Middleton, TN
  • Average humidity in September: 77%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are October and November (76%).

Average rainfall in September
New Middleton, TN

Average rainfall in September - New Middleton, TN
  • Average rainfall in September: 2.32"

The wettest months (with the highest rainfall) are February and July (4.17").
The driest month (with the least rainfall) is September (2.32").

Average rainfall days in September
New Middleton, TN

Average rainfall days in September - New Middleton, TN
  • Average rainfall days in September: 14 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (10.5 days).

Average snowfall in September
New Middleton, TN

Average snowfall in September - New Middleton, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.34").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
New Middleton, TN

Average snowfall days in September - New Middleton, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.5 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
New Middleton, TN

Average daylight in September / Average sunshine in September - New Middleton, 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: 8h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 18min).

Average sunshine days in September
New Middleton, TN

Average sunshine days in September - New Middleton, TN
  • Average sunshine days in September: 14.6 days

The months with the most sunshine days are October and November (18 days).
The month with the least sunshine days is July (10 days).

Average UV index in September
New Middleton, TN

Average UV index in September - New Middleton, 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
New Middleton, TN

Average cloud cover in September - New Middleton, TN
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 55).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September
New Middleton, TN

Average visibility in September - New Middleton, TN
  • Average visibility in September: 5mi

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

New Middleton, Tennessee, USA

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