September weather forecast
Brittontown, TN

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Weather in September

September, the first month of the autumn in Brittontown, is also a moderately hot month, with temperature in the range of an average low of 56.5°F (13.6°C) and an average high of 79°F (26.1°C).

Temperature

Brittontown, Tennessee, experiences a transition to a still moderately hot 79°F (26.1°C) in average high-temperatures with the arrival of September, not greatly differing from August's 83.8°F (28.8°C). Brittontown's September nights bring a significant temperature shift, averaging at a refreshing 56.5°F (13.6°C).

Humidity

The average relative humidity in September in Brittontown is 76%.

Rainfall

September is the month with the least rainfall in Brittontown. Rain falls for 14.2 days and accumulates 1.65" (42mm) of precipitation.

Snowfall

May through September are months without snowfall.

Daylight

In Brittontown, Tennessee, the average length of the day in September is 12h and 24min.
On the first day of September, sunrise is at 7:03 am and sunset at 7:58 pm. On the last day of the month, sunrise is at 7:26 am and sunset at 7:15 pm EDT.

Sunshine

In Brittontown, the average sunshine in September is 8.7h.

UV index

The average daily maximum UV index in September is 4. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.
Note: The maximum UV index of 4 during September leads to these instructions:
Take necessary precautions - Protection from skin and eye injury is mandatory. Considering the strength of solar radiation at midday, one should avoid direct Sun exposure. It's wise to wear UVA and UVB-blocking sunglasses when the sun shines brightly.
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Frequently asked questions

What are the temperatures in Brittontown in September?

An average high-temperature, in September, in Brittontown, is 79°F (26.1°C) and the average low-temperature is 56.5°F (13.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in August is computed to be 91.4°F (33°C).

What is the average humidity in September in Brittontown?

The average relative humidity in September in Brittontown, Tennessee, is 76%.

What is the driest month in Brittontown?

The month with the least rainfall in Brittontown, Tennessee, is September, when the rain falls for 14.2 days and typically collects 1.65" (42mm) of precipitation.

How much does it rain in Brittontown in September?

In Brittontown, in September, during 14.2 rainfall days, 1.65" (42mm) of precipitation is typically accumulated.

When it does not snow in Brittontown?

May through September are months without snowfall.

Does it snow in Brittontown in September?

In Brittontown, in September, it doesn't snow. In October, it regularly snows.

What is the average length of the day in September in Brittontown?

The average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Brittontown?

In September, on the first day of the month, sunrise is at 7:03 am and sunset at 7:58 pm. On the last day of the month, in Brittontown, sunrise is at 7:26 am and sunset at 7:15 pm EDT.

How many hours of sunshine does Brittontown have in September?

In Brittontown, Tennessee, the average sunshine duration in September is 8.7h.

What is the UV index reading in September in Brittontown?

The average daily maximum UV index in September in Brittontown, Tennessee, is 4. A UV Index estimate of 3 to 5 represents a moderate health threat 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
Brittontown, TN

Average temperature in September - Brittontown, TN
  • Average high temperature in September: 79°F

The warmest month (with the highest average high temperature) is July (84.6°F).
The month with the lowest average high temperature is January (43.2°F).

  • Average low temperature in September: 56.5°F

The month with the highest average low temperature is July (62.4°F).
The coldest month (with the lowest average low temperature) is January (27.3°F).

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Average pressure in September
Brittontown, TN

Average pressure in September - Brittontown, TN
  • Average pressure in September: 30.05"Hg

The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in September
Brittontown, TN

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

The windiest month (with the highest average wind speed) is April (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).

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Average humidity in September
Brittontown, TN

Average humidity in September - Brittontown, TN
  • Average humidity in September: 76%

The month with the highest relative humidity is December (79%).
The months with the lowest relative humidity are July and August (74%).

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Average rainfall in September
Brittontown, TN

Average rainfall in September - Brittontown, TN
  • Average rainfall in September: 1.65"

The wettest month (with the highest rainfall) is February (3.39").
The driest month (with the least rainfall) is September (1.65").

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Average rainfall days in September
Brittontown, TN

Average rainfall days in September - Brittontown, TN
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (19.7 days).
The month with the least rainy days is November (11.4 days).

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Average snowfall in September
Brittontown, TN

Average snowfall in September - Brittontown, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is December (4.09").
The months with the least snowfall are May, June, July, August and September (0").

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Average snowfall days in September
Brittontown, TN

Average snowfall days in September - Brittontown, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (9.3 days).
The months with the least snowfall days are June, July, August and September (0 days).

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Average daylight in September /
Average sunshine in September
Brittontown, TN

Average daylight in September / Average sunshine in September - Brittontown, 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: 8h and 4min

The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is January (Average sunshine: 5h and 6min).

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Average sunshine days in September
Brittontown, TN

Average sunshine days in September - Brittontown, TN
  • Average sunshine days in September: 13.3 days

The month with the most sunshine days is October (16.7 days).
The month with the least sunshine days is July (8.8 days).

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Average UV index in September
Brittontown, TN

Average UV index in September - Brittontown, TN
  • Average UV index in September: 4

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).

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Average cloud cover in September
Brittontown, TN

Average cloud cover in September - Brittontown, TN
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 50).
The months with the least cloud cover are June and August (Cloud cover 28).

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Average visibility in September
Brittontown, TN

Average visibility in September - Brittontown, TN
  • Average visibility in September: 6mi

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

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Brittontown, Tennessee, USA

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