September weather forecast
Rayon City, TN

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Weather in September

September, the first month of the autumn in Rayon City, is still a warm month, with an average temperature ranging between min 62.2°F (16.8°C) and max 81.1°F (27.3°C).

Temperature

September's arrival coincides with a soft drop in the average high-temperature, subtly decreasing from August's tropical 86.7°F (30.4°C) to a warm 81.1°F (27.3°C). Rayon City observes an average low-temperature of 62.2°F (16.8°C) during September.

Heat index

In September, the heat index is evaluated at a hot 86°F (30°C). Persisting in activity during long-term exposure might induce weariness, with subsequent heat cramps.
When assessing, remember that heat index measurements are for light winds and shaded spots. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', comes about by integrating the temperature readings with the humidity levels. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.

Humidity

In September, the average relative humidity is 74%.

Rainfall

September is the month with the least rainfall in Rayon City. Rain falls for 14.6 days and accumulates 2.36" (60mm) of precipitation.

Snowfall

May through October are months without snowfall.

Daylight

The average length of the day in September in Rayon City is 12h and 24min.
On the first day of September, sunrise is at 6:18 am and sunset at 7:14 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:31 pm CDT.

Sunshine

The average sunshine in September is 8.5h.

UV index

In September, the average daily maximum UV index in Rayon City is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.
Note: An average maximum UV index of 5 in September leads to these recommendations:
Take precautions - Protection against sunburn is recommended. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. A hat with a generous brim can prevent nearly 50% of UV rays from reaching your eyes.
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Frequently asked questions

What is the average September temperature in Rayon City?

In September, the average high-temperature and low-temperature in Rayon City are 81.1°F (27.3°C) and 62.2°F (16.8°C) respectively. In September, the average heat index (a.k.a. 'real feel', '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 Rayon City?

In Rayon City, the average relative humidity in September is 74%.

What is the driest month in Rayon City?

September is the month with the least rainfall. Rain falls for 14.6 days and accumulates 2.36" (60mm) of precipitation.

How much does it rain in Rayon City in September?

In Rayon City, during September, the rain falls for 14.6 days and regularly aggregates up to 2.36" (60mm) of precipitation.

When it does not snow in Rayon City?

May through October are months without snowfall in Rayon City, Tennessee.

What is the average length of the day in September in Rayon City?

In Rayon City, the average day length in September is 12h and 24min.

When is the sunrise / sunset in September in Rayon City?

In September, on the first day of the month, sunrise is at 6:18 am and sunset at 7:14 pm. On the last day of the month, in Rayon City, sunrise is at 6:41 am and sunset at 6:31 pm CDT.

How many hours of sunshine does Rayon City have in September?

In September, the average sunshine duration in Rayon City, Tennessee, is 8.5h.

How high is the UV index in September in Rayon City?

In Rayon City, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium hazard to health 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
Rayon City, TN

Average temperature in September - Rayon City, TN
  • Average high temperature in September: 81.1°F

The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (43.9°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 (30.2°F).

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Average pressure in September
Rayon City, TN

Average pressure in September - Rayon City, 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
Rayon City, TN

Average wind speed in September - Rayon City, TN
  • Average wind speed in September: 5.1mph

The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in September
Rayon City, TN

Average humidity in September - Rayon City, TN
  • Average humidity in September: 74%

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

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Average rainfall in September
Rayon City, TN

Average rainfall in September - Rayon City, TN
  • Average rainfall in September: 2.36"

The wettest month (with the highest rainfall) is July (4.45").
The driest month (with the least rainfall) is September (2.36").

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Average rainfall days in September
Rayon City, TN

Average rainfall days in September - Rayon City, TN
  • Average rainfall days in September: 14.6 days

The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.4 days).

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Average snowfall in September
Rayon City, TN

Average snowfall in September - Rayon City, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").

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Average snowfall days in September
Rayon City, TN

Average snowfall days in September - Rayon City, 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
Rayon City, TN

Average daylight in September / Average sunshine in September - Rayon City, 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 42min).

  • Average sunshine in September: 8h and 3min

The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 36min).

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Average sunshine days in September
Rayon City, TN

Average sunshine days in September - Rayon City, TN
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (9.2 days).

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Average UV index in September
Rayon City, TN

Average UV index in September - Rayon City, 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
Rayon City, TN

Average cloud cover in September - Rayon City, TN
  • Average cloud cover in September: 31

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

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Average visibility in September
Rayon City, TN

Average visibility in September - Rayon City, 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).

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Rayon City, Tennessee, USA

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