September weather forecast
Niota, TN

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Weather in September

September, the first month of the autumn in Niota, is still a warm month, with temperature in the range of an average low of 59.9°F (15.5°C) and an average high of 81.3°F (27.4°C).

Temperature

Niota in September experiences a gentle temperature dip, with average high-temperatures reducing from a tropical 86.9°F (30.5°C) in August to a warm 81.3°F (27.4°C). During September, the average low-temperature is a refreshing 59.9°F (15.5°C).

Heat index

September's average heat index is evaluated at a hot 86°F (30°C). Long-lasting exposure and activity potentially induce a sense of weariness, with the risk of heat cramps.
It is important to note that the heat index values are for shaded areas and light wind scenarios. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is an index that combines air temperature and relative humidity to determine the human-perceived temperature equivalent. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values are primarily vital for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.

Humidity

The months with the lowest humidity are June through November, with an average relative humidity of 75%.

Rainfall

The month with the least rainfall in Niota is September, when the rain falls for 8.7 days and typically collects 0.79" (20mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Niota, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:10 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.

Sunshine

In Niota, the average sunshine in September is 8.6h.

UV index

In Niota, Tennessee, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.
Note: The UV index of 5 during September translates into the following guidance:
Undertake protective steps - Obligation to safeguard skin and eyes from harm is in place. Solar radiation peaks around mid-day, so it's wise to limit exposure to the Sun at this time. Enhance your sun protection with tightly woven, yet airy clothing.
Updated: Jul 21, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

In September, in Niota, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 59.9°F (15.5°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What is the least humid month?

June through November, with an average relative humidity of 75%, are the least humid months.

What is the average humidity in September?

In Niota, the average relative humidity in September is 75%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 8.7 days and accumulates 0.79" (20mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 8.7 days. Throughout September, 0.79" (20mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall.

What is the average length of the day in September?

In September, the average day length is 12h and 23min.

When are sunrise and sunset in September?

On the first day of September, sunrise is at 7:10 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 long on average sun shines in September?

In Niota, the average sunshine duration in September is 8.6h.

What is the UV index reading in September?

The average daily maximum UV index in September in Niota, Tennessee, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk from exposure to the Sun's UV radiation.
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
Niota, TN

Average temperature in September - Niota, TN
  • Average high temperature in September: 81.3°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (65.8°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in September
Niota, TN

Average pressure in September - Niota, TN
  • Average pressure in September: 30.03"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
Niota, TN

Average wind speed in September - Niota, TN
  • Average wind speed in September: 4.3mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (4mph).

Average humidity in September
Niota, TN

Average humidity in September - Niota, TN
  • Average humidity in September: 75%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).

Average rainfall in September
Niota, TN

Average rainfall in September - Niota, TN
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is July (2.09").
The driest month (with the least rainfall) is September (0.79").

Average rainfall days in September
Niota, TN

Average rainfall days in September - Niota, TN
  • Average rainfall days in September: 8.7 days

The month with the highest number of rainy days is July (13.5 days).
The month with the least rainy days is November (6.7 days).

Average snowfall in September
Niota, TN

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

The month with the highest snowfall is February (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Niota, TN

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

The month with the highest number of snowfall days is January (2.5 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
Niota, TN

Average daylight in September / Average sunshine in September - Niota, TN
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in September
Niota, TN

Average sunshine days in September - Niota, TN
  • Average sunshine days in September: 19.6 days

The month with the most sunshine days is October (22.3 days).
The month with the least sunshine days is July (15.3 days).

Average UV index in September
Niota, TN

Average UV index in September - Niota, 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
Niota, TN

Average cloud cover in September - Niota, TN
  • Average cloud cover in September: 30

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

Average visibility in September
Niota, TN

Average visibility in September - Niota, TN
  • Average visibility in September: 6mi

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

Niota, Tennessee, USA

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