September weather forecast
Bonny Kate, TN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Bonny Kate, Tennessee, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 59.9°F (15.5°C).

Temperature

The average high-temperature shows a slight dip in September, from August's tropical 86.7°F (30.4°C) to a moderately hot 81.1°F (27.3°C). An average low-temperature of 59.9°F (15.5°C) is anticipated throughout the nights in Bonny Kate, Tennessee, during September.

Heat index

During September, the heat index is computed to be a hot 86°F (30°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
Heat index specifics point out values are for conditions of shade and a slight breeze. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Youngsters typically face more danger than adults since they sweat less. Their larger skin surface compared to their small bodies and heightened heat production from their activities augment their vulnerability.

Humidity

The average relative humidity in September is 74%.

Rainfall

September is the month with the least rainfall in Bonny Kate, Tennessee. Rain falls for 10.6 days and accumulates 0.94" (24mm) of precipitation.

Snowfall

April through September are months without snowfall.

Daylight

In September, the average length of the day in Bonny Kate is 12h and 23min.
On the first day of the month, sunrise is at 7:08 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:20 pm EDT.

Sunshine

In Bonny Kate, the average sunshine in September is 8.7h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for ordinary individuals.
Note: The maximum daily UV index of 5 during September translates into the following directions:
Guard yourself - An obligation to protect skin and eyes from harm exists. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in Bonny Kate in September?

An average high-temperature, in September, in Bonny Kate, is 81.1°F (27.3°C) and the average low-temperature is 59.9°F (15.5°C). In September, the average heat index (a.k.a. 'apparent temperature', 'feels like'), which represents the influence of relative humidity on air temperature, is computed to be 86°F (30°C).

What is the average humidity in September in Bonny Kate?

In September, the average relative humidity in Bonny Kate is 74%.

What is the driest month in Bonny Kate?

The month with the least rainfall in Bonny Kate is September, when the rain falls for 10.6 days and typically collects 0.94" (24mm) of precipitation.

How much does it rain in Bonny Kate in September?

In Bonny Kate, in September, during 10.6 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in Bonny Kate?

April through September are months without snowfall in Bonny Kate.

Does it snow in Bonny Kate in September?

In Bonny Kate, Tennessee, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Bonny Kate?

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

When are sunrise and sunset in September in Bonny Kate?

On the first day of September in Bonny Kate, sunrise is at 7:08 am and sunset at 8:02 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:20 pm EDT.

How long on average sun shines in September in Bonny Kate?

In Bonny Kate, Tennessee, the average sunshine duration in September is 8.7h.

How high is the UV index in September in Bonny Kate?

The average daily maximum UV index in September in Bonny Kate, Tennessee, is 5. A UV Index value of 3 to 5 symbolizes a medium health risk 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
Bonny Kate, TN

Average temperature in September - Bonny Kate, TN
  • Average high temperature in September: 81.1°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 (44.8°F).

  • Average low temperature in September: 59.9°F

The month with the highest average low temperature is July (65.5°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).

Average pressure in September
Bonny Kate, TN

Average pressure in September - Bonny Kate, TN
  • Average pressure in September: 30.04"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
Bonny Kate, TN

Average wind speed in September - Bonny Kate, TN
  • Average wind speed in September: 3.8mph

The windiest month (with the highest average wind speed) is April (5.9mph).
The calmest month (with the lowest average wind speed) is August (3.6mph).

Average humidity in September
Bonny Kate, TN

Average humidity in September - Bonny Kate, TN
  • Average humidity in September: 74%

The month with the highest relative humidity is December (79%).
The month with the lowest relative humidity is August (72%).

Average rainfall in September
Bonny Kate, TN

Average rainfall in September - Bonny Kate, TN
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is July (2.2").
The driest month (with the least rainfall) is September (0.94").

Average rainfall days in September
Bonny Kate, TN

Average rainfall days in September - Bonny Kate, TN
  • Average rainfall days in September: 10.6 days

The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (8.7 days).

Average snowfall in September
Bonny Kate, TN

Average snowfall in September - Bonny Kate, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.98").
The months with the least snowfall are April, May, June, July, August and September (0").

Average snowfall days in September
Bonny Kate, TN

Average snowfall days in September - Bonny Kate, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (5.4 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
Bonny Kate, TN

Average daylight in September / Average sunshine in September - Bonny Kate, 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 48min).

  • Average sunshine in September: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

Average sunshine days in September
Bonny Kate, TN

Average sunshine days in September - Bonny Kate, TN
  • Average sunshine days in September: 17.1 days

The month with the most sunshine days is November (19.3 days).
The months with the least sunshine days are February and July (12.5 days).

Average UV index in September
Bonny Kate, TN

Average UV index in September - Bonny Kate, 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
Bonny Kate, TN

Average cloud cover in September - Bonny Kate, TN
  • Average cloud cover in September: 30

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 27).

Average visibility in September
Bonny Kate, TN

Average visibility in September - Bonny Kate, TN
  • Average visibility in September: 6mi

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

Bonny Kate, Tennessee, USA

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