September weather forecast
Weakley Hills, TN

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Weather in September

September, the first month of the autumn in Weakley Hills, is still a warm month, with an average temperature varying between 62.6°F (17°C) and 81.9°F (27.7°C).

Temperature

Weakley Hills observes a small decrease in the average high-temperature with the arrival of September, falling from August's tropical 88°F (31.1°C) to a warm 81.9°F (27.7°C). In Weakley Hills, the average low-temperature during the month of September is a comfortable 62.6°F (17°C).

Heat index

For September, the heat index is appraised at a hot 87.8°F (31°C). Persisting in activity during exposure could lead to weariness and subsequently to heat cramps.
In the scope of the heat index, its values resonate with shade and light wind conditions. Direct exposure to sunshine could lead to a heat index increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'real feel', ties air temperature with relative humidity to produce the perceived temperature sensation. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant to babies and toddlers. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Weakley Hills, during September, the rain falls for 12.1 days and regularly aggregates up to 1.5" (38mm) of precipitation. In Weakley Hills, during the entire year, the rain falls for 150.1 days and collects up to 24.41" (620mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 6:18 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:30 pm CDT.

Sunshine

In Weakley Hills, the average sunshine in September is 8.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.
Note: In September, the maximum UV index of 5 suggests these recommendations:
Prioritize safety - The need to safeguard skin and eyes from harm is emphasized. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. For holistic sun protection encompassing the eyes, ears, face, and neck, a wide-brim hat is key.
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Frequently asked questions

What are September temperatures in Weakley Hills?

In Weakley Hills, in September, the average high-temperature is 81.9°F (27.7°C), and the average low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'feels like', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is appraised at 87.8°F (31°C).

What is the average humidity in September in Weakley Hills?

In Weakley Hills, Tennessee, the average relative humidity in September is 74%.

How many days does it rain in September in Weakley Hills?

In Weakley Hills, Tennessee, in September, it is raining for 12.1 days, with typically 1.5" (38mm) of accumulated precipitation.

When it does not snow in Weakley Hills?

In Weakley Hills, Tennessee, snow does not fall in May through October.

What is the average length of the day in September in Weakley Hills?

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

When are sunrise and sunset in September in Weakley Hills?

On the first day of September in Weakley Hills, Tennessee, sunrise is at 6:18 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:30 pm CDT.

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

The average sunshine duration in September is 8.4h.

What is the UV index reading in September in Weakley Hills?

The average daily maximum UV index in September in Weakley Hills, Tennessee, is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from unsafe 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
Weakley Hills, TN

Average temperature in September - Weakley Hills, TN
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in September: 62.6°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 (30.7°F).

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Average pressure in September
Weakley Hills, TN

Average pressure in September - Weakley 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).

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Average wind speed in September
Weakley Hills, TN

Average wind speed in September - Weakley Hills, TN
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Weakley Hills, TN

Average humidity in September - Weakley Hills, TN
  • Average humidity in September: 74%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June, August and October (73%).

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Average rainfall in September
Weakley Hills, TN

Average rainfall in September - Weakley Hills, TN
  • Average rainfall in September: 1.5"

The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").

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Average rainfall days in September
Weakley Hills, TN

Average rainfall days in September - Weakley Hills, TN
  • Average rainfall days in September: 12.1 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).

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Average snowfall in September
Weakley Hills, TN

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

The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Weakley Hills, TN

Average snowfall days in September - Weakley Hills, 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 and September (0 days).

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Average daylight in September /
Average sunshine in September
Weakley Hills, TN

Average daylight in September / Average sunshine in September - Weakley 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 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

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Average sunshine days in September
Weakley Hills, TN

Average sunshine days in September - Weakley Hills, TN
  • Average sunshine days in September: 15.6 days

The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).

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Average UV index in September
Weakley Hills, TN

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

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Average cloud cover in September
Weakley Hills, TN

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

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
Weakley Hills, TN

Average visibility in September - Weakley 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).

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Weakley Hills, Tennessee, USA

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