September weather forecast
Poplar Hills, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Poplar Hills, Tennessee, with an average temperature ranging between max 81.5°F (27.5°C) and min 62.1°F (16.7°C).

Temperature

The transition to September results in a modest reduction in average high-temperature, moving from a hot 87.3°F (30.7°C) in August to a moderately hot 81.5°F (27.5°C). Poplar Hills experiences an average temperature drop to a comfortable 62.1°F (16.7°C) during September nights.

Heat index

The heat index value during September is computed to be a tropical 86°F (30°C). If one continues to be active during exposure, it might cause tiredness and subsequent heat cramps.
Records show heat index calculations are tailored for shaded regions and mild winds. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'feels like', shows a temperature sensation when both heat and moisture conditions are combined. An individual's temperature experience can be influenced by extra factors, including metabolic differences, activity levels, and clothing. 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. 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 75%.

Rainfall

The months with the least rainfall are September and November Rain falls for 13.6 days and accumulates 2.36" (60mm) of rain.

Snowfall

In Poplar Hills, snow does not fall in May through September.

Daylight

In Poplar Hills, Tennessee, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:20 am and sunset at 7:14 pm. On the last day of September, sunrise is at 6:42 am and sunset at 6:32 pm CDT.

Sunshine

In Poplar Hills, Tennessee, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September in Poplar Hills is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the ordinary person.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What is the temperature in September?

September temperatures vary between a high-temperature of 81.5°F (27.5°C) and a low-temperature of 62.1°F (16.7°C). In September, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is computed to be 86°F (30°C).

What is the average humidity in September?

In September, the average relative humidity is 75%.

What is the driest month?

The months with the least rainfall are September and November Rain falls for 13.6 days and accumulates 2.36" (60mm) of rain.

How much does it rain in September?

In Poplar Hills, during September, the rain falls for 13.6 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow?

May through September are months without snowfall.

Does it snow in September?

In Poplar Hills, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September?

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

When are sunrise and sunset in September?

On the first day of September, sunrise is at 6:20 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:32 pm CDT.

How long on average sun shines in September in Poplar Hills?

The average sunshine duration in September is 8.6h.

What is the UV index intensity in September?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents 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
Poplar Hills, TN

Average temperature in September - Poplar Hills, TN
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in September: 62.1°F

The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in September
Poplar Hills, TN

Average pressure in September - Poplar Hills, 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
Poplar Hills, TN

Average wind speed in September - Poplar Hills, TN
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is February (8.3mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in September
Poplar Hills, TN

Average humidity in September - Poplar Hills, TN
  • Average humidity in September: 75%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are October and November (74%).

Average rainfall in September
Poplar Hills, TN

Average rainfall in September - Poplar Hills, TN
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is July (4.37").
The driest months (with the least rainfall) are September and November (2.36").

Average rainfall days in September
Poplar Hills, TN

Average rainfall days in September - Poplar Hills, TN
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is November (10 days).

Average snowfall in September
Poplar Hills, TN

Average snowfall in September - Poplar Hills, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.22").
The months with the least snowfall are May, June, July, August and September (0").

Average snowfall days in September
Poplar Hills, TN

Average snowfall days in September - Poplar Hills, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.9 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
Poplar Hills, TN

Average daylight in September / Average sunshine in September - Poplar Hills, 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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Poplar Hills, TN

Average sunshine days in September - Poplar Hills, TN
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is November (18.2 days).
The month with the least sunshine days is July (9.2 days).

Average UV index in September
Poplar Hills, TN

Average UV index in September - Poplar Hills, 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 and December (UV index 2).

Average cloud cover in September
Poplar Hills, TN

Average cloud cover in September - Poplar Hills, TN
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Poplar Hills, TN

Average visibility in September - Poplar Hills, 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).

Poplar Hills, Tennessee, USA

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