September weather forecast
Tumbling, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Tumbling, Tennessee, with an average temperature fluctuating between 82.2°F (27.9°C) and 62.8°F (17.1°C).

Temperature

Tumbling's September showcases an average high-temperature of a moderately hot 82.2°F (27.9°C), hardly distinct from August's 87.4°F (30.8°C). During September, Tumbling consistently records a temperature low averaging an enjoyable 62.8°F (17.1°C).

Heat index

In September, the heat index is evaluated at a tropical 87.8°F (31°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.
In terms of the heat index, values are set with light wind and shade conditions in mind. The presence of direct sunlight can raise the heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. This effect is personal, shaped by the individual's physical activity and heat sensitivity, influenced by factors including wind, clothing, and metabolic variances. Keep in mind that direct sunshine exposure can amplify the weather's effects, possibly increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Typically, children face more danger than adults as they usually perspire less. Their larger skin surface relative to their small bodies and increased heat output from their activities enhance their risk.

Humidity

In September, the average relative humidity in Tumbling is 73%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.8 days and accumulates 1.89" (48mm) of precipitation.

Snowfall

In Tumbling, snow does not fall in April through October.

Daylight

The average length of the day in September in Tumbling is 12h and 24min.
On the first day of the month, sunrise is at 6:26 am and sunset at 7:21 pm. On the last day of September, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

Sunshine

The average sunshine in September is 9.2h.

UV index

The average daily maximum UV index in September in Tumbling, Tennessee, is 5. A UV Index reading of 3 to 5 represents a moderate health risk from exposure to the Sun's UV rays for average individuals.
Note: The UV index of 5 during September translates into the following guidance:
Take necessary precautions - Suggestions to elude sunburn are provided. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. A hat with a broad brim is indispensable, filtering out up to half of UV rays.
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Frequently asked questions

What is the average September temperature in Tumbling?

September temperatures in Tumbling vary between a high-temperature of 82.2°F (27.9°C) and a low-temperature of 62.8°F (17.1°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which represents the influence of relative humidity on air temperature, is evaluated at 87.8°F (31°C).

What is the average humidity in September in Tumbling?

In Tumbling, Tennessee, the average relative humidity in September is 73%.

What is the driest month in Tumbling?

The month with the least rainfall in Tumbling, Tennessee, is September, when the rain falls for 12.8 days and typically collects 1.89" (48mm) of precipitation.

How many days does it rain in September in Tumbling?

In September, in Tumbling, the rain falls for 12.8 days. Throughout September, 1.89" (48mm) of precipitation is accumulated.

When it does not snow in Tumbling?

April through October are months without snowfall in Tumbling, Tennessee.

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

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

When are sunrise and sunset in September in Tumbling?

On the first day of September in Tumbling, sunrise is at 6:26 am and sunset at 7:21 pm. On the last day of the month, sunrise is at 6:49 am and sunset at 6:38 pm CDT.

How many hours of sunshine does Tumbling have in September?

The average sunshine duration in September in Tumbling is 9.2h.

How high is the UV index in September in Tumbling?

In Tumbling, Tennessee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium hazard to health from unprotected exposure to 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
Tumbling, TN

Average temperature in September - Tumbling, TN
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (43.9°F).

  • Average low temperature in September: 62.8°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 (30.4°F).

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Average pressure in September
Tumbling, TN

Average pressure in September - Tumbling, 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 (29.95"Hg).

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Average wind speed in September
Tumbling, TN

Average wind speed in September - Tumbling, TN
  • Average wind speed in September: 6mph

The windiest month (with the highest average wind speed) is February (8.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).

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Average humidity in September
Tumbling, TN

Average humidity in September - Tumbling, TN
  • Average humidity in September: 73%

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

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Average rainfall in September
Tumbling, TN

Average rainfall in September - Tumbling, TN
  • Average rainfall in September: 1.89"

The wettest month (with the highest rainfall) is February (4.17").
The driest month (with the least rainfall) is September (1.89").

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Average rainfall days in September
Tumbling, TN

Average rainfall days in September - Tumbling, TN
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (17.2 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in September
Tumbling, TN

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

The month with the highest snowfall is February (1.1").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Tumbling, TN

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

The month with the highest number of snowfall days is January (3.5 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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Average daylight in September /
Average sunshine in September
Tumbling, TN

Average daylight in September / Average sunshine in September - Tumbling, 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 1min

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 36min).

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Average sunshine days in September
Tumbling, TN

Average sunshine days in September - Tumbling, TN
  • Average sunshine days in September: 16.2 days

The month with the most sunshine days is October (19.2 days).
The month with the least sunshine days is July (11.5 days).

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Average UV index in September
Tumbling, TN

Average UV index in September - Tumbling, 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 February and December (UV index 2).

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Average cloud cover in September
Tumbling, TN

Average cloud cover in September - Tumbling, TN
  • Average cloud cover in September: 29

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

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Average visibility in September
Tumbling, TN

Average visibility in September - Tumbling, 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).

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Tumbling, Tennessee, USA

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