September weather forecast
Sunny Slope, TN

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Sunny Slope, Tennessee, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 61°F (16.1°C).

Temperature

Sunny Slope's September weather features a light decline in high-temperatures, reducing from a tropical 86.4°F (30.2°C) in August to a warm 81°F (27.2°C). September nights in Sunny Slope, Tennessee, are marked by an average low-temperature of 61°F (16.1°C).

Heat index

September's average heat index is estimated at a tropical 86°F (30°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. A person's impression of weather can be affected by numerous aspects, among them metabolic variations, pregnancy, and activity levels. Considering the impact of direct sunlight, it's possible for the heat index to surge by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children typically face more danger than adults as their sweat production is usually lower. Additionally, the bigger skin surface compared to their small size and the increased heat due to their activeness exacerbate the risk.

Humidity

The average relative humidity in September is 76%.

Rainfall

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

Snowfall

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

Daylight

In Sunny Slope, the average length of the day in September is 12h and 23min.
On the first day of the month, sunrise is at 6:16 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

The average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: A maximum daily UV index of 5 during September morphs into the following directions:
Preventative actions are necessary - Recommendations to ward off sunburn are given. The best time to avoid the Sun's harmful UV radiation is during midday when it's most potent. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

What is the temperature in September in Sunny Slope?

The average high-temperature, in September, in Sunny Slope, is 81°F (27.2°C), while the average low-temperature is 61°F (16.1°C). The average heat index (a.k.a. 'feels like', 'real feel'), which factors the actual air temperature with the relative humidity, in September is estimated at 86°F (30°C).

What is the average humidity in September in Sunny Slope?

In September, the average relative humidity is 76%.

What is the driest month in Sunny Slope?

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

How many days does it rain in September in Sunny Slope?

In September, in Sunny Slope, the rain falls for 13.9 days. Throughout September, 2.28" (58mm) of precipitation is accumulated.

When it does not snow in Sunny Slope?

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

How many hours of daylight does Sunny Slope have in September?

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

When are sunrise and sunset in September in Sunny Slope?

In September, on the first day of the month, sunrise is at 6:16 am and sunset at 7:11 pm. On the last day of the month, in Sunny Slope, sunrise is at 6:39 am and sunset at 6:29 pm CDT.

How long on average sun shines in September in Sunny Slope?

The average sunshine duration in September in Sunny Slope is 8.5h.

How high is the UV index in September in Sunny Slope?

In Sunny Slope, Tennessee, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health risk 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
Sunny Slope, TN

Average temperature in September - Sunny Slope, 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).

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Average pressure in September
Sunny Slope, TN

Average pressure in September - Sunny Slope, 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).

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Average wind speed in September
Sunny Slope, TN

Average wind speed in September - Sunny Slope, 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).

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Average humidity in September
Sunny Slope, TN

Average humidity in September - Sunny Slope, 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%).

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Average rainfall in September
Sunny Slope, TN

Average rainfall in September - Sunny Slope, 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").

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Average rainfall days in September
Sunny Slope, TN

Average rainfall days in September - Sunny Slope, 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).

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Average snowfall in September
Sunny Slope, TN

Average snowfall in September - Sunny Slope, 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").

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Average snowfall days in September
Sunny Slope, TN

Average snowfall days in September - Sunny Slope, 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).

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Average daylight in September /
Average sunshine in September
Sunny Slope, TN

Average daylight in September / Average sunshine in September - Sunny Slope, 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).

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Average sunshine days in September
Sunny Slope, TN

Average sunshine days in September - Sunny Slope, 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).

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Average UV index in September
Sunny Slope, TN

Average UV index in September - Sunny Slope, 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).

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Average cloud cover in September
Sunny Slope, TN

Average cloud cover in September - Sunny Slope, 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).

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Average visibility in September
Sunny Slope, TN

Average visibility in September - Sunny Slope, 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).

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Sunny Slope, Tennessee, USA

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