September weather forecast
Glen Wright, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Glen Wright, Tennessee, with temperature in the range of an average high of 80.2°F (26.8°C) and an average low of 59°F (15°C).

Temperature

September is marked by a subtle drop in average high-temperatures, transitioning from a warm 85.8°F (29.9°C) in August to a still moderately hot 80.2°F (26.8°C). September brings with it a nighttime average temperature of 59°F (15°C).

Humidity

The average relative humidity in September is 77%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

In Glen Wright, Tennessee, 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 7:10 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:22 pm EDT.

Sunshine

In Glen Wright, the average sunshine in September is 8.4h.

UV index

In Glen Wright, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Act with care - The suggestion to avoid sunburn is emphasized. Protect yourself from the midday Sun's peak UV radiation by minimizing exposure. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Updated: Jul 28, 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 Glen Wright, the average high-temperature is 80.2°F (26.8°C), and the average low-temperature is 59°F (15°C). In August, the average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines air temperature and relative humidity, is evaluated at 96.8°F (36°C).

What is the average humidity in September?

In Glen Wright, the average relative humidity in September is 77%.

What is the driest month?

The month with the least rainfall is September, when the rain falls for 12.6 days and typically collects 1.97" (50mm) of precipitation.

How much does it rain in September?

In Glen Wright, in September, it is raining for 12.6 days, with typically 1.97" (50mm) of accumulated precipitation.

When it does not snow?

In Glen Wright, snow does not fall in May through October.

How many hours of daylight does Glen Wright have in September?

In Glen Wright, the average day length in September is 12h and 23min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:10 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:22 pm EDT.

How long on average sun shines in September?

In Glen Wright, the average sunshine duration in September is 8.4h.

How high is the UV index in September?

In Glen Wright, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents 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
Glen Wright, TN

Average temperature in September - Glen Wright, TN
  • Average high temperature in September: 80.2°F

The warmest month (with the highest average high temperature) is July (86.5°F).
The month with the lowest average high temperature is January (44.1°F).

  • Average low temperature in September: 59°F

The month with the highest average low temperature is July (64.9°F).
The coldest month (with the lowest average low temperature) is January (29.1°F).

Average pressure in September
Glen Wright, TN

Average pressure in September - Glen Wright, 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
Glen Wright, TN

Average wind speed in September - Glen Wright, TN
  • Average wind speed in September: 3.9mph

The windiest month (with the highest average wind speed) is April (6.3mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

Average humidity in September
Glen Wright, TN

Average humidity in September - Glen Wright, TN
  • Average humidity in September: 77%

The month with the highest relative humidity is December (80%).
The months with the lowest relative humidity are June, August, October and November (76%).

Average rainfall in September
Glen Wright, TN

Average rainfall in September - Glen Wright, TN
  • Average rainfall in September: 1.97"

The wettest month (with the highest rainfall) is July (4.09").
The driest month (with the least rainfall) is September (1.97").

Average rainfall days in September
Glen Wright, TN

Average rainfall days in September - Glen Wright, TN
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (8.9 days).

Average snowfall in September
Glen Wright, TN

Average snowfall in September - Glen Wright, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.06").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Glen Wright, TN

Average snowfall days in September - Glen Wright, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (4.8 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
Glen Wright, TN

Average daylight in September / Average sunshine in September - Glen Wright, 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 month with the most sunshine is June (Average sunshine: 10h and 18min).
The months with the least sunshine are January and December (Average sunshine: 4h and 48min).

Average sunshine days in September
Glen Wright, TN

Average sunshine days in September - Glen Wright, TN
  • Average sunshine days in September: 15.1 days

The month with the most sunshine days is November (19.3 days).
The month with the least sunshine days is July (10.7 days).

Average UV index in September
Glen Wright, TN

Average UV index in September - Glen Wright, 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
Glen Wright, TN

Average cloud cover in September - Glen Wright, TN
  • Average cloud cover in September: 33

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 31).

Average visibility in September
Glen Wright, TN

Average visibility in September - Glen Wright, TN
  • Average visibility in September: 5mi

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

Glen Wright, Tennessee, USA

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