September weather forecast
Spout Springs, TN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Spout Springs, Tennessee, with an average temperature varying between 81.9°F (27.7°C) and 63°F (17.2°C).

Temperature

September denotes a minimal variation in the average high-temperature to a warm 81.9°F (27.7°C) from August's 86.2°F (30.1°C). An average low-temperature of 63°F (17.2°C) is anticipated throughout the nights during September.

Heat index

The heat index value during September is computed to be a hot 86°F (30°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Exposure to the direct sun could elevate the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The influence of weather is personal, differing among individuals based on variations in body mass, stature, and the degree of physical exertion. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often miss understanding the importance of rest and rehydration. Thirst usually appears late during dehydration - therefore, maintaining hydration, particularly during long physical activities, is essential.

Humidity

In Spout Springs, the average relative humidity in September is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.57" (40mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

In Spout Springs, the average length of the day in September is 12h and 24min.
On the first day of the month, sunrise is at 6:29 am and sunset at 7:24 pm. On the last day of September, sunrise is at 6:52 am and sunset at 6:41 pm CDT.

Sunshine

The average sunshine in September is 9.5h.

UV index

The average daily maximum UV index in September in Spout Springs is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: In September, a daily maximum UV index of 5 leads to the following instructions:
Preventative actions are necessary - Suggestions to safeguard against sun damage are in order. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Aug 26, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What are September temperatures?

The average high-temperature, in September, in Spout Springs, is 81.9°F (27.7°C), while the average low-temperature is 63°F (17.2°C). In September, the average heat index (a.k.a. 'apparent temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, is computed to be 86°F (30°C).

What is the average humidity in September in Spout Springs?

In September, the average relative humidity is 73%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 11.5 days and typically collects 1.57" (40mm) of precipitation.

How much does it rain in September?

In Spout Springs, in September, it is raining for 11.5 days, with typically 1.57" (40mm) of accumulated precipitation.

When it does not snow?

In Spout Springs, snow does not fall in April through October.

What is the average length of the day in September?

In Spout Springs, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September?

On the first day of September, sunrise is at 6:29 am and sunset at 7:24 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:41 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration is 9.5h.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate vulnerability from exposure to the Sun's 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
Spout Springs, TN

Average temperature in September - Spout Springs, TN
  • Average high temperature in September: 81.9°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 (43.2°F).

  • Average low temperature in September: 63°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in September
Spout Springs, TN

Average pressure in September - Spout Springs, TN
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Spout Springs, TN

Average wind speed in September - Spout Springs, TN
  • Average wind speed in September: 6.5mph

The windiest month (with the highest average wind speed) is February (9.9mph).
The calmest months (with the lowest average wind speed) are July and August (5.8mph).

Average humidity in September
Spout Springs, TN

Average humidity in September - Spout Springs, TN
  • Average humidity in September: 73%

The months with the highest relative humidity are March, May and August (78%).
The month with the lowest relative humidity is October (68%).

Average rainfall in September
Spout Springs, TN

Average rainfall in September - Spout Springs, TN
  • Average rainfall in September: 1.57"

The wettest month (with the highest rainfall) is April (4.41").
The driest month (with the least rainfall) is September (1.57").

Average rainfall days in September
Spout Springs, TN

Average rainfall days in September - Spout Springs, TN
  • Average rainfall days in September: 11.5 days

The month with the highest number of rainy days is July (16.4 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in September
Spout Springs, TN

Average snowfall in September - Spout Springs, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.38").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Spout Springs, TN

Average snowfall days in September - Spout Springs, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.6 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
Spout Springs, TN

Average daylight in September / Average sunshine in September - Spout Springs, 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 42min).

  • Average sunshine in September: 9h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in September
Spout Springs, TN

Average sunshine days in September - Spout Springs, TN
  • Average sunshine days in September: 16 days

The month with the most sunshine days is October (19.5 days).
The months with the least sunshine days are June and July (12.8 days).

Average UV index in September
Spout Springs, TN

Average UV index in September - Spout Springs, 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
Spout Springs, TN

Average cloud cover in September - Spout Springs, TN
  • Average cloud cover in September: 27

The months with the most cloud cover are February and March (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in September
Spout Springs, TN

Average visibility in September - Spout Springs, 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).

Spout Springs, Tennessee, USA

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