September weather forecast
Leftwich, TN

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Weather in September

September, the first month of the autumn in Leftwich, is still a warm month, with temperature in the range of an average high of 81.1°F (27.3°C) and an average low of 61.9°F (16.6°C).

Temperature

In the transition to September, Leftwich observes a minor drop in the average high-temperature, shifting from a hot 86.5°F (30.3°C) in August to a moderately hot 81.1°F (27.3°C). An average low-temperature of 61.9°F (16.6°C) is observed during the September nights.

Heat index

In September, the heat index is calculated to be a hot 86°F (30°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
It is emphasized that the heat index's values are meant for shaded zones with mild winds. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Metabolic differences, pregnancy status, and the level of physical activity are additional factors influencing an individual's weather perception. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values are extremely significant for children. Young individuals usually face more risks than adults due to their lower sweat production. Their large skin surface area relative to their tiny bodies and high heat production from their activities adds to their risk.

Humidity

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

Rainfall

September is the month with the least rainfall. Rain falls for 14.1 days and accumulates 2.24" (57mm) of precipitation.

Snowfall

In Leftwich, snow does not fall in May through October.

Daylight

The average length of the day in September is 12h and 23min.
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.

Sunshine

The average sunshine in September is 8.5h.

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 exposure to the Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Guard yourself - An obligation to protect skin and eyes from harm exists. Avoiding the Sun during its peak radiation time around midday is a healthy practice. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Aug 11, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are the temperatures in September?

In September, in Leftwich, the average high-temperature is 81.1°F (27.3°C), and the average low-temperature is 61.9°F (16.6°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), which combines air temperature and relative humidity, is calculated to be 86°F (30°C).

What is the average humidity in September?

The average relative humidity in September is 76%.

What is the driest month?

September is the month with the least rainfall. Rain falls for 14.1 days and accumulates 2.24" (57mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 14.1 days. Throughout September, 2.24" (57mm) of precipitation is accumulated.

When it does not snow?

In Leftwich, snow does not fall in May through October.

What is the average length of the day in September?

The average day length in September is 12h and 23min.

What time are sunrise and sunset in September?

In September, on the first day of the month, 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 Leftwich, the average sunshine duration in September is 8.5h.

What is the UV index reading in September?

In Leftwich, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Leftwich, TN

Average temperature in September - Leftwich, TN
  • Average high temperature in September: 81.1°F

The warmest month (with the highest average high temperature) is July (87.4°F).
The month with the lowest average high temperature is January (45.7°F).

  • Average low temperature in September: 61.9°F

The month with the highest average low temperature is July (68.4°F).
The coldest month (with the lowest average low temperature) is January (31.3°F).

Average pressure in September
Leftwich, TN

Average pressure in September - Leftwich, 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
Leftwich, TN

Average wind speed in September - Leftwich, TN
  • Average wind speed in September: 5.1mph

The windiest month (with the highest average wind speed) is February (8.6mph).
The calmest month (with the lowest average wind speed) is July (4.6mph).

Average humidity in September
Leftwich, TN

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

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September
Leftwich, TN

Average rainfall in September - Leftwich, TN
  • Average rainfall in September: 2.24"

The wettest month (with the highest rainfall) is February (4.37").
The driest month (with the least rainfall) is September (2.24").

Average rainfall days in September
Leftwich, TN

Average rainfall days in September - Leftwich, TN
  • Average rainfall days in September: 14.1 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in September
Leftwich, TN

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

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

Average snowfall days in September
Leftwich, TN

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

The month with the highest number of snowfall days is February (2.6 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
Leftwich, TN

Average daylight in September / Average sunshine in September - Leftwich, 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 3min

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
Leftwich, TN

Average sunshine days in September - Leftwich, TN
  • Average sunshine days in September: 14.5 days

The month with the most sunshine days is November (18.9 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in September
Leftwich, TN

Average UV index in September - Leftwich, TN
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is December (UV index 2).

Average cloud cover in September
Leftwich, TN

Average cloud cover in September - Leftwich, 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 30).

Average visibility in September
Leftwich, TN

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

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

Leftwich, Tennessee, USA

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