September weather forecast
Twin Oak, TN

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Weather in September

September, the first month of the autumn in Twin Oak, is still a warm month, with an average temperature varying between 80.4°F (26.9°C) and 60.6°F (15.9°C).

Temperature

Twin Oak's progression into September involves a gentle drop in the average high-temperature, from 85.8°F (29.9°C) in August to a still moderately hot 80.4°F (26.9°C). Twin Oak in September anticipates an average nighttime temperature of 60.6°F (15.9°C).

Humidity

In Twin Oak, the average relative humidity in September is 77%.

Rainfall

The month with the least rainfall is September, when the rain falls for 13.5 days and typically collects 1.97" (50mm) of precipitation.

Snowfall

In Twin Oak, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 6:14 am and sunset at 7:09 pm. On the last day of September, sunrise is at 6:37 am and sunset at 6:27 pm CDT.

Sunshine

In Twin Oak, the average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in September transforms into the following instructions:
Be vigilant - Suggestions to stave off sun damage are provided. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. Limit sun-induced ocular harm with sunglasses that feature UVA and UVB filtration.
Updated: Jul 13, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Twin Oak?

The high-temperature, in September, in Twin Oak, records 80.4°F (26.9°C), while the low-temperature is 60.6°F (15.9°C). The average heat index (a.k.a. 'feels like', 'real feel'), which takes the relative humidity and factors it into the air temperature reading, in August is evaluated at 98.6°F (37°C).

What is the average humidity in September?

In Twin Oak, 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 13.5 days and typically collects 1.97" (50mm) of precipitation.

How many days does it rain in September?

In Twin Oak, in September, during 13.5 rainfall days, 1.97" (50mm) of precipitation is typically accumulated.

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

In Twin Oak, the average day length in September is 12h and 23min.

When is the sunrise / sunset in September in Twin Oak?

On the first day of September, sunrise is at 6:14 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:37 am and sunset at 6:27 pm CDT.

How long on average sun shines in September?

In September, the average sunshine duration in Twin Oak is 8.5h.

What is the UV index intensity in September?

In September, the average daily maximum UV index in Twin Oak, Tennessee, is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Twin Oak, TN

Average temperature in September - Twin Oak, TN
  • Average high temperature in September: 80.4°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 (43.9°F).

  • Average low temperature in September: 60.6°F

The month with the highest average low temperature is July (66.7°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).

Average pressure in September
Twin Oak, TN

Average pressure in September - Twin Oak, 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 (29.97"Hg).

Average wind speed in September
Twin Oak, TN

Average wind speed in September - Twin Oak, TN
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.4mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Twin Oak, TN

Average humidity in September - Twin Oak, TN
  • Average humidity in September: 77%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is November (75%).

Average rainfall in September
Twin Oak, TN

Average rainfall in September - Twin Oak, TN
  • Average rainfall in September: 1.97"

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

Average rainfall days in September
Twin Oak, TN

Average rainfall days in September - Twin Oak, TN
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (18.3 days).
The month with the least rainy days is November (9.5 days).

Average snowfall in September
Twin Oak, TN

Average snowfall in September - Twin Oak, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.61").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Twin Oak, TN

Average snowfall days in September - Twin Oak, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (3.9 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
Twin Oak, TN

Average daylight in September / Average sunshine in September - Twin Oak, 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 3min

The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in September
Twin Oak, TN

Average sunshine days in September - Twin Oak, TN
  • Average sunshine days in September: 13.7 days

The month with the most sunshine days is November (18.7 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in September
Twin Oak, TN

Average UV index in September - Twin Oak, 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
Twin Oak, TN

Average cloud cover in September - Twin Oak, 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 29).

Average visibility in September
Twin Oak, TN

Average visibility in September - Twin Oak, TN
  • Average visibility in September: 5mi

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

Twin Oak, Tennessee, USA

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