September weather forecast
Curlee, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Curlee, Tennessee, with an average temperature varying between 61°F (16.1°C) and 81°F (27.2°C).

Temperature

September brings a slight decrease in the average high-temperature, shifting from a hot 86.4°F (30.2°C) in August to a warm 81°F (27.2°C). Curlee throughout September, records an average low-temperature of 61°F (16.1°C).

Heat index

The heat index value during September is evaluated at a hot 86°F (30°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.
The metrics for the heat index are tailored for both shady environments and light winds. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'feels like', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. Taking into account that direct sunlight can boost the heat effect, the heat index may rise by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Juveniles often do not understand the need to recuperate and rehydrate. Thirst is a delayed symptom of dehydration - hence, it is vital to maintain hydration, particularly during ongoing physical activities.

Humidity

In September, the average relative humidity is 76%.

Rainfall

September is the month with the least rainfall. Rain falls for 13.9 days and accumulates 2.28" (58mm) of precipitation.

Snowfall

In Curlee, 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 the month, sunrise is at 6:17 am and sunset at 7:11 pm. On the last day of September, sunrise is at 6:39 am and sunset at 6:29 pm CDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In Curlee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Put precautions into practice - Guidance to elude sunburn is provided. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.

Frequently asked questions

What is the average September temperature?

The average high-temperature and low-temperature during September are 81°F (27.2°C) and 61°F (16.1°C) respectively. In September, the average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines air temperature and relative humidity, is evaluated at 86°F (30°C).

What is the average humidity in September?

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

What is the driest month?

September is the month with the least rainfall. Rain falls for 13.9 days and accumulates 2.28" (58mm) of precipitation.

How many days does it rain in September?

In Curlee, in September, during 13.9 rainfall days, 2.28" (58mm) of precipitation is typically accumulated.

When it does not snow?

In Curlee, snow does not fall in May through October.

How many hours of daylight does Curlee have in September?

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

When are sunrise and sunset in September?

In September, on the first day of the month, sunrise is at 6:17 am and sunset at 7:11 pm. On the last day of the month, sunrise is at 6:39 am and sunset at 6:29 pm CDT.

How many hours of sunshine does Curlee have in September?

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

What is the UV index intensity in September?

In Curlee, Tennessee, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Curlee, TN

Average temperature in September - Curlee, TN
  • Average high temperature in September: 81°F

The warmest month (with the highest average high temperature) is July (87.1°F).
The month with the lowest average high temperature is January (44.8°F).

  • Average low temperature in September: 61°F

The month with the highest average low temperature is July (66.9°F).
The coldest month (with the lowest average low temperature) is January (30.4°F).

Average pressure in September
Curlee, TN

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

Average wind speed in September
Curlee, TN

Average wind speed in September - Curlee, TN
  • Average wind speed in September: 4.6mph

The windiest month (with the highest average wind speed) is February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.3mph).

Average humidity in September
Curlee, TN

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

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

Average rainfall in September
Curlee, TN

Average rainfall in September - Curlee, TN
  • Average rainfall in September: 2.28"

The wettest months (with the highest rainfall) are February and July (4.45").
The driest month (with the least rainfall) is September (2.28").

Average rainfall days in September
Curlee, TN

Average rainfall days in September - Curlee, TN
  • Average rainfall days in September: 13.9 days

The month with the highest number of rainy days is July (19.5 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in September
Curlee, TN

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

The month with the highest snowfall is January (1.14").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Curlee, TN

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

The month with the highest number of snowfall days is January (4.2 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
Curlee, TN

Average daylight in September / Average sunshine in September - Curlee, TN
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 30min).
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 30min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).

Average sunshine days in September
Curlee, TN

Average sunshine days in September - Curlee, TN
  • Average sunshine days in September: 14.7 days

The month with the most sunshine days is November (18.4 days).
The month with the least sunshine days is July (9.9 days).

Average UV index in September
Curlee, TN

Average UV index in September - Curlee, 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
Curlee, TN

Average cloud cover in September - Curlee, TN
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September
Curlee, TN

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

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

Curlee, Tennessee, USA

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