September weather forecast
Dentville, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Dentville, Tennessee, with an average temperature varying between 59.5°F (15.3°C) and 81.3°F (27.4°C).

Temperature

September's advent denotes a minor fluctuation in the average high-temperature to a warm 81.3°F (27.4°C) from August's 86.5°F (30.3°C). Dentville observes a noteworthy temperature drop from the daily highs during September nights, with a mean temperature of 59.5°F (15.3°C).

Heat index

The heat index in September is estimated at a hot 86°F (30°C). Fatigue might occur with continuous exposure and activity, potentially causing heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a composite of temperature and humidity figures to convey how warm it feels. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Always consider that direct sunlight exposure might heighten the heat's effects, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Children regularly disregard the necessity to rest and replenish fluids. Thirst is a late symptom of dehydration - thus, maintaining hydration, particularly during long-lasting physical activities, is essential.

Humidity

The average relative humidity in September is 76%.

Rainfall

September and November are months with the least rain when the rain falls for 12.7 days and typically aggregates up to 1.89" (48mm) of rain.

Snowfall

May through October are months without snowfall.

Daylight

In September, the average length of the day in Dentville is 12h and 23min.
On the first day of the month, sunrise is at 7:11 am and sunset at 8:04 pm. On the last day of September, sunrise is at 7:33 am and sunset at 7:23 pm EDT.

Sunshine

The average sunshine in September is 8.6h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 5 in September translates into these instructions:
Heed the precautions - Suggestions to avoid sunburn are made. The Sun's UV radiation is especially harmful around midday, so reduce exposure and stay safe. Equip yourself with UVA and UVB-filtering sunglasses on clear, sunny days.
Updated: Aug 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

The high-temperature, in September, in Dentville, records 81.3°F (27.4°C), while the low-temperature is 59.5°F (15.3°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity in Dentville is 76%.

What is the driest month?

The months with the least rainfall are September and November Rain falls for 12.7 days and accumulates 1.89" (48mm) of rain.

How much does it rain in September?

In Dentville, during September, the rain falls for 12.7 days and regularly aggregates up to 1.89" (48mm) of precipitation.

When it does not snow?

In Dentville, 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 23min.

What time are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 7:11 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:33 am and sunset at 7:23 pm EDT.

How many hours of sunshine does Dentville have in September?

The average sunshine duration in September is 8.6h.

What is the UV index intensity in September?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Dentville, TN

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

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (46°F).

  • Average low temperature in September: 59.5°F

The month with the highest average low temperature is July (65.7°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in September
Dentville, TN

Average pressure in September - Dentville, 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
Dentville, TN

Average wind speed in September - Dentville, TN
  • Average wind speed in September: 4.2mph

The windiest month (with the highest average wind speed) is April (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.9mph).

Average humidity in September
Dentville, TN

Average humidity in September - Dentville, TN
  • Average humidity in September: 76%

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

Average rainfall in September
Dentville, TN

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

The wettest month (with the highest rainfall) is July (3.94").
The driest months (with the least rainfall) are September and November (1.89").

Average rainfall days in September
Dentville, TN

Average rainfall days in September - Dentville, TN
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (18.9 days).
The month with the least rainy days is November (9.1 days).

Average snowfall in September
Dentville, TN

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

The month with the highest snowfall is February (0.83").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Dentville, TN

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

The month with the highest number of snowfall days is January (4.6 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
Dentville, TN

Average daylight in September / Average sunshine in September - Dentville, 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 30min).
The months with the least sunshine are January and December (Average sunshine: 5h and 6min).

Average sunshine days in September
Dentville, TN

Average sunshine days in September - Dentville, TN
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is November (19.6 days).
The month with the least sunshine days is July (10.4 days).

Average UV index in September
Dentville, TN

Average UV index in September - Dentville, 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
Dentville, TN

Average cloud cover in September - Dentville, 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 28).

Average visibility in September
Dentville, TN

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

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

Dentville, Tennessee, USA

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