September weather forecast
Thompson's Station, TN

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Weather in September

September, the first month of the autumn in Thompson's Station, is also a moderately hot month, with an average temperature ranging between min 61.9°F (16.6°C) and max 81.3°F (27.4°C).

Temperature

With the advent of September, Thompson's Station's high-temperatures adjust to a warm 81.3°F (27.4°C), closely aligning with the preceding month. Thompson's Station observes an average nighttime low-temperature of 61.9°F (16.6°C) during the month of September.

Heat index

For September, the heat index is computed to be a hot 86°F (30°C). Enduring exposure and continuous activity might cause a feeling of tiredness and induce heat cramps.
It is worth noting that heat index values are gauged for conditions in the shade and light breezes. Heat index values may surge by up to 15 Fahrenheit (8 Celsius) degrees in the presence of direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'feels like', joins air temperature with relative humidity to produce a temperature perception for humans. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young ones often do not realize the necessity to rest and replenish their fluids. Thirst is a delayed indication of dehydration - keeping hydrated, particularly in prolonged physical activity, is crucial.

Humidity

In Thompson's Station, the average relative humidity in September is 76%.

Rainfall

In Thompson's Station, Tennessee, in September, it is raining for 11.3 days, with typically 0.98" (25mm) of accumulated precipitation. Throughout the year, there are 141.9 rainfall days, and 17.32" (440mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

In Thompson's Station, the average length of the day in September is 12h and 23min.
On the first day of September in Thompson's Station, 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 8.6h.

UV index

In Thompson's Station, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for average individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Guard yourself - Precautionary measures against sun damage are advocated. It's crucial to reduce time in the direct Sun around mid-day due to the intense solar radiation. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Thompson's Station?

An average high-temperature, in September, in Thompson's Station, is 81.3°F (27.4°C) and the average low-temperature is 61.9°F (16.6°C). The average heat index (a.k.a. 'apparent temperature', 'feels like'), which combines relative humidity and air temperature, in September is computed to be 86°F (30°C).

What is the average humidity in September in Thompson's Station?

In September, the average relative humidity is 76%.

How many days does it rain in September in Thompson's Station?

In September, the rain falls for 11.3 days. Throughout September, 0.98" (25mm) of precipitation is accumulated.

When it does not snow in Thompson's Station?

April through October are months without snowfall in Thompson's Station.

What is the average length of the day in September in Thompson's Station?

In Thompson's Station, the average day length in September is 12h and 23min.

When is the sunrise / sunset in September in Thompson's Station?

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, in Thompson's Station, Tennessee, sunrise is at 6:42 am and sunset at 6:32 pm CDT.

How many hours of sunshine does Thompson's Station have in September?

In September, the average sunshine duration in Thompson's Station is 8.6h.

How high is the UV index in September in Thompson's Station?

In Thompson's Station, Tennessee, the average daily maximum UV index in September is 5. A UV Index reading 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
Thompson's Station, TN

Average temperature in September - Thompson
  • Average high temperature in September: 81.3°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 (45.3°F).

  • Average low temperature in September: 61.9°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in September
Thompson's Station, TN

Average pressure in September - Thompson
  • 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
Thompson's Station, TN

Average wind speed in September - Thompson
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is February (8.4mph).
The calmest months (with the lowest average wind speed) are July and August (4.6mph).

Average humidity in September
Thompson's Station, TN

Average humidity in September - Thompson
  • 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
Thompson's Station, TN

Average rainfall in September - Thompson
  • Average rainfall in September: 0.98"

The wettest month (with the highest rainfall) is July (2.17").
The driest month (with the least rainfall) is November (0.94").

Average rainfall days in September
Thompson's Station, TN

Average rainfall days in September - Thompson
  • Average rainfall days in September: 11.3 days

The month with the highest number of rainy days is July (17.9 days).
The month with the least rainy days is November (7.2 days).

Average snowfall in September
Thompson's Station, TN

Average snowfall in September - Thompson
  • Average snowfall in September: 0"

The months with the highest snowfall are February and December (0.2").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Thompson's Station, TN

Average snowfall days in September - Thompson
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (2.1 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).

Average daylight in September /
Average sunshine in September
Thompson's Station, TN

Average daylight in September / Average sunshine in September - Thompson
  • 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 month with the least sunshine is February (Average sunshine: 4h and 36min).

Average sunshine days in September
Thompson's Station, TN

Average sunshine days in September - Thompson
  • Average sunshine days in September: 16.9 days

The month with the most sunshine days is November (21.3 days).
The month with the least sunshine days is July (11.3 days).

Average UV index in September
Thompson's Station, TN

Average UV index in September - Thompson
  • 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
Thompson's Station, TN

Average cloud cover in September - Thompson
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 52).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Thompson's Station, TN

Average visibility in September - Thompson
  • Average visibility in September: 6mi

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

Thompson's Station, Tennessee, USA

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