September weather forecast
Haletown, TN

Weather in September

The first month of the autumn, September, is still a warm month in Haletown, Tennessee, with an average temperature varying between 81.3°F (27.4°C) and 60.1°F (15.6°C).

Temperature

In Haletown, the average high-temperature in September slightly decreases from a hot 87.1°F (30.6°C) in August to a moderately hot 81.3°F (27.4°C). In Haletown, the average low-temperature is 60.1°F (15.6°C).

Heat index

In September, the average heat index is evaluated at a hot 86°F (30°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature', 'real feel', 'apparent temperature', or 'feels like', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (clothing, pregnancy, wind). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

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

Rainfall

September is the month with the least rainfall. Rain falls for 12.7 days and accumulates 2.36" (60mm) of precipitation.

Snowfall

In Haletown, Tennessee, snow does not fall in May through October.

Daylight

In September, the average length of the day in Haletown is 12h and 23min.
On the first day of the month, sunrise is at 6:15 am and sunset at 7:09 pm. On the last day of September, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

Sunshine

In Haletown, Tennessee, the average sunshine in September is 8.2h.

UV index

The average daily maximum UV index in September in Haletown is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The average daily UV index of 5 in September transform into the following instructions:
Take precautions - Protection against skin and eye damage is obliged. The Sun's most intense and consequently most harmful UV radiation during midday hours should be decreased by minimizing exposure and seeking shade. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Haletown?

In September, the average high-temperature is 81.3°F (27.4°C), and the average low-temperature is 60.1°F (15.6°C). The average heat index (a.k.a. 'apparent temperature', 'real feel'), which combines relative humidity and air temperature, in September is evaluated at 86°F (30°C).

What is the average humidity in September in Haletown?

In September, the average relative humidity in Haletown, Tennessee, is 77%.

What is the driest month in Haletown?

The month with the least rainfall in Haletown, Tennessee, is September, when the rain falls for 12.7 days and typically collects 2.36" (60mm) of precipitation.

How many days does it rain in September in Haletown?

In Haletown, Tennessee, in September, it is raining for 12.7 days, with typically 2.36" (60mm) of accumulated precipitation.

When it does not snow in Haletown?

In Haletown, Tennessee, snow does not fall in May through October.

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

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

When is the sunrise / sunset in September in Haletown?

On the first day of September, sunrise is at 6:15 am and sunset at 7:09 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

How many hours of sunshine does Haletown have in September?

In Haletown, Tennessee, the average sunshine duration in September is 8.2h.

How high is the UV index in September in Haletown?

The average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Haletown, TN

Average temperature in September - Haletown, TN
  • Average high temperature in September: 81.3°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 (45.7°F).

  • Average low temperature in September: 60.1°F

The month with the highest average low temperature is July (66°F).
The coldest month (with the lowest average low temperature) is January (30.9°F).

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Average pressure in September
Haletown, TN

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

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

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Average wind speed in September
Haletown, TN

Average wind speed in September - Haletown, TN
  • Average wind speed in September: 4.2mph

The windiest months (with the highest average wind speed) are February, March and April (6.5mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).

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Average humidity in September
Haletown, TN

Average humidity in September - Haletown, TN
  • Average humidity in September: 77%

The month with the highest relative humidity is December (81%).
The month with the lowest relative humidity is October (75%).

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Average rainfall in September
Haletown, TN

Average rainfall in September - Haletown, TN
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is September (2.36").

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Average rainfall days in September
Haletown, TN

Average rainfall days in September - Haletown, TN
  • Average rainfall days in September: 12.7 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.6 days).

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Average snowfall in September
Haletown, TN

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

The month with the highest snowfall is February (0.79").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Haletown, TN

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

The month with the highest number of snowfall days is February (2.2 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Haletown, TN
  • Average daylight in September: 12h and 23min

The month with the longest days is June (Average daylight: 14h and 29min).
The month with the shortest days is December (Average daylight: 9h and 51min).

  • Average sunshine in September: 8h and 12min

The months with the most sunshine are June and July (Average sunshine: 10h and 12min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

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Average sunshine days in September
Haletown, TN

Average sunshine days in September - Haletown, TN
  • Average sunshine days in September: 15.9 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (10 days).

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Average UV index in September
Haletown, TN

Average UV index in September - Haletown, 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 and December (UV index 2).

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Average cloud cover in September
Haletown, TN

Average cloud cover in September - Haletown, TN
  • Average cloud cover in September: 34

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 33).

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Average visibility in September
Haletown, TN

Average visibility in September - Haletown, 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).

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