Tullahoma
Tennessee, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Tullahoma, TN

The first month of the autumn, September, is also a moderately hot month in Tullahoma, Tennessee, with average temperature ranging between min 61.3°F (16.3°C) and max 80.8°F (27.1°C).

Temperature

In Tullahoma, the average high-temperature is practically the same as in August - a still moderately hot 80.8°F (27.1°C). In Tullahoma, the average low-temperature is 61.3°F (16.3°C).

Heat index

In September, the average heat index is appraised at 85.3°F (29.6°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise 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 'apparent temperature', 'felt air temperature', 'feels like', or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, clothing, metabolic differences). Be aware that direct exposure to sunlight increases heat impact, and may raise the heat index additionally, by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Young children are generally more endangered than adults, as they usually less sweat. And also, due to larger skin surface relative to their small bodies and higher heat production as a result of their activity.

Humidity

In September, the average relative humidity in Tullahoma is 76%.

Rainfall

The month with the least rainfall is September when the rain falls for 12.8 days and typically collects 1.85" (47mm) of precipitation.

Snowfall

In Tullahoma snow does not fall in May through October.

Daylight

In September, the average length of the day in Tullahoma is 12.4h.

Sunshine

In September, the average sunshine in Tullahoma is 8.5h.

UV index

In Tullahoma, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from the exposure to the Sun's UV radiation for the average person.
Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions - Protection against sunburn is recommended. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. 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.

What is the temperature in September in Tullahoma?

In Tullahoma, Tennessee, in September, the average high-temperature is 80.8°F (27.1°C), and the average low-temperature is 61.3°F (16.3°C). In September, the average heat index (a.k.a. 'feels like', 'real feel'), that factores the actual air temperature with the relative humidity, is calculated to 85.3°F (29.6°C).

What is the average humidity in September in Tullahoma?

In Tullahoma, Tennessee, the average relative humidity in September is 76%.

How many days does it rain in September in Tullahoma?

In Tullahoma, Tennessee, in September, during 12.8 rainfall days, 1.85" (47mm) of precipitation is typically accumulated.

What is the driest month in Tullahoma?

The month with the least rainfall in Tullahoma, Tennessee, is September when the rain falls for 12.8 days and typically collects 1.85" (47mm) of precipitation.

When it does not snow in Tullahoma?

In Tullahoma snow does not fall in May through October.

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

The average length of the day in September is 12.4h.

How many hours of sunshine does Tullahoma have in September?

In September, the average sunshine in Tullahoma is 8.5h.

What is the UV index intensity in September in Tullahoma?

The average daily maximum UV index in September in Tullahoma, Tennessee, is 5. A UV Index reading of 3 to 5 represents a medium hazard to health from the exposure to the Sun's UV radiation.
Average temperature in September - Tullahoma, TN
  • Average high temperature in September: 80.8°F

The warmest month (with the highest average high temperature) is July (86.7°F).
The month with the lowest average high temperature is January (45.1°F).

  • Average low temperature in September: 61.3°F

The month with the highest average low temperature is July (67.3°F).
The coldest month (with the lowest average low temperature) is January (31.1°F).

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

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

Average rainfall in September - Tullahoma, TN
  • Average rainfall in September: 1.85"

The wettest month (with the highest rainfall) is February (4.02").
The driest month (with the least rainfall) is September (1.85").

Average rainfall days in September - Tullahoma, TN
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (19.8 days).
The month with the least rainy days is November (9.3 days).

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

The month with the highest snowfall is February (0.91").
Months with the least snowfall are May, June, July, August, September and October (0").

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

Months with the highest number of snowfall days are January and February (3.3 days).
Months with the least snowfall days are May, June, July, August and September (0 days).

Average daylight in September / Average sunshine in September - Tullahoma, TN
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.5h).
The month with the shortest days is December (Average daylight: 9.8h).

  • Average sunshine in September: 8.5h

The month with the most sunshine is June (Average sunshine: 10.5h).
The month with the least sunshine is February (Average sunshine: 4.5h).

Average UV index in September - Tullahoma, TN
  • Average UV index in September: 5

Months with the highest UV index are May, June, July and August (UV index 6).
Months with the lowest UV index are January and December (UV index 2).