September weather forecast
Richwoods, TN

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Weather in September

September, the first month of the autumn in Richwoods, is still a warm month, with temperature in the range of an average low of 63.5°F (17.5°C) and an average high of 82°F (27.8°C).

Temperature

With the transition into September, Richwoods notes an average high-temperature of a warm 82°F (27.8°C), closely resembling August. In the month of September, Richwoods's average low-temperature falls to a comfortable 63.5°F (17.5°C).

Heat index

For most parts of September, the heat index is appraised at a hot 87.8°F (31°C). Prolonged exposure combined with continuous activity could lead to exhaustion, and possibly heat cramps.
Heat index's context suggests values are appropriate for shady areas and slight breezes. Under direct sunshine, the heat index values might be elevated by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', is calculated by taking the relative humidity value for a specific location and factoring it into the air temperature reading. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Realize that direct exposure to sunlight can augment the felt heat, leading to a potential increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical for babies and toddlers. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity in Richwoods is 73%.

Rainfall

The month with the least rainfall is September, when the rain falls for 9.5 days and typically collects 0.59" (15mm) of precipitation.

Snowfall

In Richwoods, snow does not fall in April through October.

Daylight

In Richwoods, the average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 6:30 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:42 pm CDT.

Sunshine

In September, the average sunshine is 9.4h.

UV index

The average daily maximum UV index in September in Richwoods is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV rays for ordinary individuals.
Note: The daily high UV index of 5 during September translates into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. During midday, the Sun's radiation is strongest, and it's advisable to reduce direct exposure. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Updated: Jun 19, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

What is the average September temperature?

An average high-temperature, in September, in Richwoods, is 82°F (27.8°C) and the average low-temperature is 63.5°F (17.5°C). In September, the average heat index (a.k.a. 'feels like', 'apparent temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 87.8°F (31°C).

What is the average humidity in September?

In Richwoods, the average relative humidity in September is 73%.

What is the driest month?

September is the month with the least rainfall in Richwoods. Rain falls for 9.5 days and accumulates 0.59" (15mm) of precipitation.

How much does it rain in September?

In September, the rain falls for 9.5 days. Throughout September, 0.59" (15mm) of precipitation is accumulated.

When it does not snow?

April through October are months without snowfall in Richwoods.

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 in Richwoods?

On the first day of September, sunrise is at 6:30 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:52 am and sunset at 6:42 pm CDT.

How many hours of sunshine does Richwoods have in September?

In Richwoods, the average sunshine duration in September is 9.4h.

How high is the UV index in September?

In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a moderate health threat 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
Richwoods, TN

Average temperature in September - Richwoods, TN
  • Average high temperature in September: 82°F

The warmest month (with the highest average high temperature) is July (87.6°F).
The month with the lowest average high temperature is January (44.6°F).

  • Average low temperature in September: 63.5°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (31.6°F).

Average pressure in September
Richwoods, TN

Average pressure in September - Richwoods, TN
  • Average pressure in September: 30.01"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.94"Hg).

Average wind speed in September
Richwoods, TN

Average wind speed in September - Richwoods, TN
  • Average wind speed in September: 6.3mph

The windiest month (with the highest average wind speed) is February (9.8mph).
The calmest months (with the lowest average wind speed) are July and August (5.7mph).

Average humidity in September
Richwoods, TN

Average humidity in September - Richwoods, TN
  • Average humidity in September: 73%

The month with the highest relative humidity is March (79%).
The month with the lowest relative humidity is October (69%).

Average rainfall in September
Richwoods, TN

Average rainfall in September - Richwoods, TN
  • Average rainfall in September: 0.59"

The wettest month (with the highest rainfall) is July (1.5").
The driest month (with the least rainfall) is September (0.59").

Average rainfall days in September
Richwoods, TN

Average rainfall days in September - Richwoods, TN
  • Average rainfall days in September: 9.5 days

The month with the highest number of rainy days is July (13.7 days).
The month with the least rainy days is January (7 days).

Average snowfall in September
Richwoods, TN

Average snowfall in September - Richwoods, TN
  • Average snowfall in September: 0"

The month with the highest snowfall is March (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Richwoods, TN

Average snowfall days in September - Richwoods, TN
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

Average daylight in September /
Average sunshine in September
Richwoods, TN

Average daylight in September / Average sunshine in September - Richwoods, 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: 9h and 2min

The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).

Average sunshine days in September
Richwoods, TN

Average sunshine days in September - Richwoods, TN
  • Average sunshine days in September: 19.2 days

The month with the most sunshine days is January (21.9 days).
The month with the least sunshine days is July (14.5 days).

Average UV index in September
Richwoods, TN

Average UV index in September - Richwoods, TN
  • Average UV index in September: 5

The month with the highest UV index is July (UV index 7).
The months with the lowest UV index are January, February and December (UV index 2).

Average cloud cover in September
Richwoods, TN

Average cloud cover in September - Richwoods, TN
  • Average cloud cover in September: 28

The month with the most cloud cover is February (Cloud cover 49).
The month with the least cloud cover is June (Cloud cover 25).

Average visibility in September
Richwoods, TN

Average visibility in September - Richwoods, 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).

Richwoods, Tennessee, USA

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