September weather forecast
Iroquois Meadows, TN

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Weather in September

The first month of the autumn, September, is still a warm month in Iroquois Meadows, Tennessee, with an average temperature fluctuating between 81.5°F (27.5°C) and 62.2°F (16.8°C).

Temperature

The arrival of September corresponds with a minor reduction in the average high-temperature, down from August's hot 87.4°F (30.8°C) to a warm 81.5°F (27.5°C). Iroquois Meadows reports a consistent average low-temperature of 62.2°F (16.8°C) throughout September nights.

Heat index

The average heat index in September is calculated to be a hot 86°F (30°C). A sense of exhaustion might occur with extended exposure and activity, potentially causing heat cramps.
In reference to the heat index, it's for places in shade and with a slight wind. The heat index might be elevated by 15 Fahrenheit (8 Celsius) degrees due to direct sun exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', is derived by integrating air temperature with the existing relative humidity to express the perceived warmth. This effect is personal, influenced by the individual's physical activity and heat sensitivity, shaped by factors including wind, attire, and metabolic variations. It is essential to be conscious of the fact that direct sunlight can intensify the felt heat, leading to an elevation in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Children frequently do not comprehend the need for rest and hydration. Thirst is an advanced stage of dehydration - staying hydrated, especially during extended physical exercises, is essential.

Humidity

In Iroquois Meadows, Tennessee, the average relative humidity in September is 74%.

Rainfall

In Iroquois Meadows, in September, it is raining for 13.6 days, with typically 2.09" (53mm) of accumulated precipitation. Throughout the year, in Iroquois Meadows, there are 166.2 rainfall days, and 33.86" (860mm) of precipitation is accumulated.

Snowfall

May through October are months without snowfall.

Daylight

In Iroquois Meadows, the average length of the day in September is 12h and 23min.
On the first day of September in Iroquois Meadows, sunrise is at 6:19 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:32 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 reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV rays for the average person.
Note: In September, a regular UV index of 5 translates into these guidelines:
Guard yourself - Precautionary measures against sun damage are advocated. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sun protection is enhanced with clothing that boasts a tight weave yet offers a loose fit.
Updated: Feb 14, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature in Iroquois Meadows?

The high-temperature, in September, in Iroquois Meadows, is 81.5°F (27.5°C), while the low-temperature averages to 62.2°F (16.8°C). In September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, is calculated to be 86°F (30°C).

What is the average humidity in September in Iroquois Meadows?

In September, the average relative humidity is 74%.

How many days does it rain in September in Iroquois Meadows?

In Iroquois Meadows, in September, during 13.6 rainfall days, 2.09" (53mm) of precipitation is typically accumulated.

When it does not snow in Iroquois Meadows?

May through October are months without snowfall in Iroquois Meadows, Tennessee.

What is the average length of the day in September in Iroquois Meadows?

The average day length in September is 12h and 23min.

What time are sunrise and sunset in September in Iroquois Meadows?

On the first day of September in Iroquois Meadows, sunrise is at 6:19 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:42 am and sunset at 6:32 pm CDT.

How many hours of sunshine does Iroquois Meadows have in September?

The average sunshine duration in September in Iroquois Meadows is 8.5h.

What is the UV index intensity in September in Iroquois Meadows?

In Iroquois Meadows, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes 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
Iroquois Meadows, TN

Average temperature in September - Iroquois Meadows, TN
  • Average high temperature in September: 81.5°F

The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (45°F).

  • Average low temperature in September: 62.2°F

The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.6°F).

Average pressure in September
Iroquois Meadows, TN

Average pressure in September - Iroquois Meadows, 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
Iroquois Meadows, TN

Average wind speed in September - Iroquois Meadows, TN
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is August (4.6mph).

Average humidity in September
Iroquois Meadows, TN

Average humidity in September - Iroquois Meadows, TN
  • Average humidity in September: 74%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are June and October (73%).

Average rainfall in September
Iroquois Meadows, TN

Average rainfall in September - Iroquois Meadows, TN
  • Average rainfall in September: 2.09"

The wettest month (with the highest rainfall) is July (3.94").
The driest month (with the least rainfall) is November (1.81").

Average rainfall days in September
Iroquois Meadows, TN

Average rainfall days in September - Iroquois Meadows, TN
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (19.3 days).
The month with the least rainy days is November (9.3 days).

Average snowfall in September
Iroquois Meadows, TN

Average snowfall in September - Iroquois Meadows, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is March (0.87").
The months with the least snowfall are May, June, July, August, September and October (0").

Average snowfall days in September
Iroquois Meadows, TN

Average snowfall days in September - Iroquois Meadows, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (3.2 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
Iroquois Meadows, TN

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

The month with the longest days is June (Average daylight: 14h and 36min).
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 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).

Average sunshine days in September
Iroquois Meadows, TN

Average sunshine days in September - Iroquois Meadows, TN
  • Average sunshine days in September: 14.8 days

The month with the most sunshine days is November (19.2 days).
The month with the least sunshine days is July (10.3 days).

Average UV index in September
Iroquois Meadows, TN

Average UV index in September - Iroquois Meadows, 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
Iroquois Meadows, TN

Average cloud cover in September - Iroquois Meadows, TN
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 53).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Iroquois Meadows, TN

Average visibility in September - Iroquois Meadows, TN
  • Average visibility in September: 6mi

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

Iroquois Meadows, Tennessee, USA

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