September weather forecast
Northwest Acres, TN

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Weather in September

September, the first month of the autumn in Northwest Acres, is also a moderately hot month, with an average temperature varying between 81.9°F (27.7°C) and 61°F (16.1°C).

Temperature

Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a hot 87.4°F (30.8°C) to a warm 81.9°F (27.7°C). Nighttime temperature in Northwest Acres experiences an average drop to a refreshing 61°F (16.1°C) in September.

Heat index

September's heat index is appraised at a tropical 87.8°F (31°C). Uninterrupted activity during exposure could lead to a sense of exhaustion, possibly causing heat cramps.
Heat index guidelines indicate values are for light wind scenarios and shaded regions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
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. Consider the sun's direct rays and their impact; they can potentially increase the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.

Humidity

June through November, with an average relative humidity of 75%, are the least humid months in Northwest Acres, Tennessee.

Rainfall

September is the month with the least rainfall in Northwest Acres. Rain falls for 11.1 days and accumulates 1.3" (33mm) of precipitation.

Snowfall

In Northwest Acres, snow does not fall in April through October.

Daylight

In Northwest Acres, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:12 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:24 pm EDT.

Sunshine

The average sunshine in September in Northwest Acres, Tennessee, is 8.6h.

UV index

The average daily maximum UV index in September in Northwest Acres is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV radiation for the average person.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Adopt protective measures - Suggestions to resist sunburn are offered. The most potent solar radiation is around mid-day, so one should minimize exposure to direct sunlight during this period. For minimizing sun-related eye damage, always choose sunglasses with UVA and UVB coverage.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the usual temperature for Northwest Acres in September?

The high-temperature during September is 81.9°F (27.7°C) and the low-temperature is 61°F (16.1°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which factors the actual air temperature with the relative humidity, is appraised at 87.8°F (31°C).

What is the least humid month in Northwest Acres?

The months with the lowest humidity in Northwest Acres, Tennessee, are June through November, with an average relative humidity of 75%.

What is the average humidity in September in Northwest Acres?

In September, the average relative humidity in Northwest Acres is 75%.

What is the driest month in Northwest Acres?

The month with the least rainfall in Northwest Acres, Tennessee, is September, when the rain falls for 11.1 days and typically collects 1.3" (33mm) of precipitation.

How much does it rain in Northwest Acres in September?

In Northwest Acres, in September, during 11.1 rainfall days, 1.3" (33mm) of precipitation is typically accumulated.

When it does not snow in Northwest Acres?

In Northwest Acres, snow does not fall in April through October.

How many hours of daylight does Northwest Acres have in September?

In Northwest Acres, the average day length in September is 12h and 23min.

When are sunrise and sunset in September in Northwest Acres?

On the first day of September in Northwest Acres, sunrise is at 7:12 am and sunset at 8:06 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:24 pm EDT.

How many hours of sunshine does Northwest Acres have in September?

The average sunshine duration in September in Northwest Acres, Tennessee, is 8.6h.

What is the UV index reading in September in Northwest Acres?

In September, the average daily maximum UV index in Northwest Acres is 5. A UV Index of 3 to 5 symbolizes a medium hazard to health 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
Northwest Acres, TN

Average temperature in September - Northwest Acres, TN
  • Average high temperature in September: 81.9°F

The warmest month (with the highest average high temperature) is July (87.8°F).
The month with the lowest average high temperature is January (46.4°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is July (66.4°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

Average pressure in September
Northwest Acres, TN

Average pressure in September - Northwest Acres, TN
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Northwest Acres, TN

Average wind speed in September - Northwest Acres, TN
  • Average wind speed in September: 4.1mph

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest month (with the lowest average wind speed) is August (3.8mph).

Average humidity in September
Northwest Acres, TN

Average humidity in September - Northwest Acres, TN
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, July, August, September, October and November (75%).

Average rainfall in September
Northwest Acres, TN

Average rainfall in September - Northwest Acres, TN
  • Average rainfall in September: 1.3"

The wettest month (with the highest rainfall) is July (2.64").
The driest month (with the least rainfall) is September (1.3").

Average rainfall days in September
Northwest Acres, TN

Average rainfall days in September - Northwest Acres, TN
  • Average rainfall days in September: 11.1 days

The month with the highest number of rainy days is July (17 days).
The month with the least rainy days is November (7.3 days).

Average snowfall in September
Northwest Acres, TN

Average snowfall in September - Northwest Acres, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.75").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Northwest Acres, TN

Average snowfall days in September - Northwest Acres, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.7 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
Northwest Acres, TN

Average daylight in September / Average sunshine in September - Northwest Acres, 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 4min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).

Average sunshine days in September
Northwest Acres, TN

Average sunshine days in September - Northwest Acres, TN
  • Average sunshine days in September: 16.4 days

The months with the most sunshine days are October and November (21.2 days).
The month with the least sunshine days is July (11.6 days).

Average UV index in September
Northwest Acres, TN

Average UV index in September - Northwest Acres, 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, February and December (UV index 2).

Average cloud cover in September
Northwest Acres, TN

Average cloud cover in September - Northwest Acres, TN
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Northwest Acres, TN

Average visibility in September - Northwest Acres, TN
  • Average visibility in September: 6mi

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

Northwest Acres, Tennessee, USA

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