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

East Ridge's shift into September is marked by a subtle change to a warm 82.2°F (27.9°C) from August's 87.4°F (30.8°C) in temperature. East Ridge registers a consistent average low-temperature of 61.2°F (16.2°C) during September.

Heat index

In September, the heat index is appraised at a tropical 87.8°F (31°C). With constant exposure and activity, a state of weariness might ensue, leading to potential heat cramps.
Understanding the heat index involves considering values for shaded locales with light wind. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'feels like' or 'apparent temperature', combines both the air temperature and the humidity level to give a perceived human temperature. The influence of weather is personal, with a diverse population experiencing it differently due to differences in body mass, stature, and degree of activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters generally face more threats than adults given their lesser ability to sweat. Coupled with their larger skin surface relative to their small bodies and higher heat production due to their activities, they are more endangered.

Humidity

In September, the average relative humidity is 75%.

Rainfall

The month with the least rainfall is September, when the rain falls for 12.4 days and typically collects 2.48" (63mm) of precipitation.

Snowfall

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

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unsafe exposure to UV radiation for average individuals.
Note: A daily maximum UV index of 5 in September translates into the following instructions:
Exercise prevention - Protecting skin and eyes from harm is required. It's recommended to limit sun exposure when its radiation is at its peak during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.

Frequently asked questions

What is the average September temperature?

The average high-temperature, in September, in East Ridge, is 82.2°F (27.9°C), while the average low-temperature is 61.2°F (16.2°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which combines air temperature and relative humidity, in September is appraised at 87.8°F (31°C).

What is the average humidity in September?

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 much does it rain in September?

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

When it does not snow?

May through October are months without snowfall.

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

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.

How many hours of sunshine does East Ridge have in September?

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

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index 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
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).

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).

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).

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%).

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").

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).

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").

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).

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).

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).

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).

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).

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).

East Ridge, Tennessee, USA

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