September weather forecast
Monoville, TN

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Weather in September

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

Temperature

September is characterized by a mild reduction in the average high-temperature, from a tropical 86°F (30°C) in August to a warm 80.6°F (27°C). Throughout September in Monoville, a steady low-temperature average of 60.6°F (15.9°C) is noted.

Heat index

September's heat index is calculated to be 84.2°F (29°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.
It is noted that heat index values are ascertained for locations in the shade and with gentle breezes. If directly exposed to the sun, the heat index could rise by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. Elements such as metabolic variations, pregnancy, and physical exertion can influence one's weather perception. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Kids generally face higher risks than adults as they sweat less. Along with their large skin surface compared to their small bodies and higher heat production due to their activities, their vulnerability is increased.

Humidity

In Monoville, the average relative humidity in September is 77%.

Rainfall

September is the month with the least rainfall. 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 6:15 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

In September, the average sunshine is 8.3h.

UV index

In Monoville, Tennessee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, the maximum UV index of 5 suggests this advice:
Exercise caution. Those with pale skin may experience burns in less than half an hour. For health reasons, it's advisable to reduce direct sun exposure during peak hours around midday. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Aug 25, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the temperature in September?

The high-temperature during September is 80.6°F (27°C) and the low-temperature is 60.6°F (15.9°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 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 many days does it rain in September?

In Monoville, in September, during 14 rainfall days, 2.32" (59mm) of precipitation is typically accumulated.

When it does not snow?

In Monoville, snow does not fall in May through October.

What is the average length of the day in September?

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:15 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 many hours of sunshine does Monoville have in September?

In Monoville, the average sunshine duration in September is 8.3h.

What is the UV index reading in September?

In Monoville, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents 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
Monoville, TN

Average temperature in September - Monoville, 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
Monoville, TN

Average pressure in September - Monoville, 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
Monoville, TN

Average wind speed in September - Monoville, 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
Monoville, TN

Average humidity in September - Monoville, 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
Monoville, TN

Average rainfall in September - Monoville, 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
Monoville, TN

Average rainfall days in September - Monoville, 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
Monoville, TN

Average snowfall in September - Monoville, 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
Monoville, TN

Average snowfall days in September - Monoville, 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
Monoville, TN

Average daylight in September / Average sunshine in September - Monoville, 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
Monoville, TN

Average sunshine days in September - Monoville, 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
Monoville, TN

Average UV index in September - Monoville, 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
Monoville, TN

Average cloud cover in September - Monoville, 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
Monoville, TN

Average visibility in September - Monoville, 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).

Monoville, Tennessee, USA

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