September weather forecast
East Ridge, TN

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Weather in September

September in East Ridge, Tennessee brings a notable shift in weather patterns. The hot temperatures of August give way to a cooler climate, and in terms of rainfall, it is relatively drier than October. Snowfall, however, remains absent throughout September. The average high temperature drops to about 82.2°F (27.9°C), indicating a welcome respite from the summertime highs. The days start to shrink noticeably as the city prepares for the arrival of autumn.

Temperature

As East Ridge steps into September, the average high-temperature holds at a moderately hot 82.2°F (27.9°C), hinting at a minor fluctuation from the prior month. Throughout September, an average low-temperature of 61.2°F (16.2°C) is experienced.

Heat index

September's mean heat index is evaluated at a tropical 87.8°F (31°C). Long-standing exposure coupled with ongoing activity could result in exhaustion, possibly causing heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is achieved by amalgamating air temperature with the relative humidity readings. The impact of weather is personal, differing among a variety of people based on differences in body mass, height, and the level of physical exertion. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

In East Ridge, the average relative humidity in September is 75%.

Rainfall

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 2.48" (63mm) of precipitation.

Snowfall

In East Ridge, snow does not fall in May through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of September, sunrise is at 7:14 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:25 pm EDT.

Sunshine

In September, the average sunshine in East Ridge, Tennessee, is 8.5h.

UV index

The average daily maximum UV index in September in East Ridge is 5. A UV Index estimate of 3 to 5 represents a moderate threat to health from unsafe exposure to UV radiation for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Exercise prudence. Persons with fair skin could be burned in under 30 minutes. Solar radiation is at its peak intensity during midday, so it's advisable to stay indoors or in the shade. On sunny days, it's ideal to wear sunglasses that filter out UVA and UVB rays.
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Frequently asked questions

What are the temperatures in East Ridge in September?

In East Ridge, 82.2°F (27.9°C) is the average high-temperature and 61.2°F (16.2°C) is the average low-temperature during September. The average heat index (a.k.a. 'feels like', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 87.8°F (31°C).

What is the average humidity in September in East Ridge?

In East Ridge, Tennessee, the average relative humidity in September is 75%.

What is the driest month in East Ridge?

September is the month with the least rainfall. Rain falls for 12.4 days and accumulates 2.48" (63mm) of precipitation.

How many days does it rain in September in East Ridge?

In East Ridge, Tennessee, in September, it is raining for 12.4 days, with typically 2.48" (63mm) of accumulated precipitation.

When it does not snow in East Ridge?

May through October are months without snowfall in East Ridge, Tennessee.

What is the average length of the day in September in East Ridge?

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

What time are sunrise and sunset in September in East Ridge?

On the first day of September in East Ridge, Tennessee, sunrise is at 7:14 am and sunset at 8:07 pm. On the last day of the month, sunrise is at 7:35 am and sunset at 7:25 pm EDT.

How long on average sun shines in September in East Ridge?

In East Ridge, Tennessee, the average sunshine duration in September is 8.5h.

What is the UV index intensity in September in East Ridge?

In East Ridge, 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 unsafe exposure to Sun's UV rays.
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
East Ridge, TN

Average temperature in September - East Ridge, TN
  • Average high temperature in September: 82.2°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.9°F).

  • Average low temperature in September: 61.2°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 (31.5°F).

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Average pressure in September
East Ridge, TN

Average pressure in September - East Ridge, 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
East Ridge, TN

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

The windiest month (with the highest average wind speed) is February (6.6mph).
The calmest months (with the lowest average wind speed) are July and August (3.9mph).

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Average humidity in September
East Ridge, TN

Average humidity in September - East Ridge, TN
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

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Average rainfall in September
East Ridge, TN

Average rainfall in September - East Ridge, TN
  • Average rainfall in September: 2.48"

The wettest month (with the highest rainfall) is December (4.21").
The driest month (with the least rainfall) is September (2.48").

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Average rainfall days in September
East Ridge, TN

Average rainfall days in September - East Ridge, TN
  • Average rainfall days in September: 12.4 days

The month with the highest number of rainy days is July (19.2 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall in September
East Ridge, TN

Average snowfall in September - East Ridge, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.94").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
East Ridge, TN

Average snowfall days in September - East Ridge, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (2.9 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
East Ridge, TN

Average daylight in September / Average sunshine in September - East Ridge, 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 54min).

  • 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 December (Average sunshine: 5h and 0min).

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Average sunshine days in September
East Ridge, TN

Average sunshine days in September - East Ridge, TN
  • Average sunshine days in September: 15.7 days

The month with the most sunshine days is October (18.9 days).
The month with the least sunshine days is July (9 days).

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Average UV index in September
East Ridge, TN

Average UV index in September - East Ridge, 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
East Ridge, TN

Average cloud cover in September - East Ridge, TN
  • Average cloud cover in September: 32

The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
East Ridge, TN

Average visibility in September - East Ridge, TN
  • Average visibility in September: 6mi

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

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East Ridge, Tennessee, USA

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