September weather forecastCooks Corner, TN
September
Weather in September
The first month of the autumn, September, is still a warm month in Cooks Corner, Tennessee, with an average temperature varying between 62.6°F (17°C) and 81.9°F (27.7°C).Temperature
Transitioning from August to September involves a subtle drop in average high-temperatures, descending from a hot 88°F (31.1°C) to a warm 81.9°F (27.7°C). Cooks Corner records an average temperature drop to a comfortable 62.6°F (17°C) in September.Heat index
The heat index for September is estimated at a tropical 87.8°F (31°C). Ongoing exposure and activity could lead to a state of exhaustion, with a chance of heat cramps.Realize that the values for the heat index are set for shaded places and light winds. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is a metric representing the sensation of warmth when air temperature and moisture come together. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Direct sunlight can potentially raise the heat index by 15 Fahrenheit (8 Celsius) degrees, so it's crucial to consider. Heat index values hold particular importance for children. Typically, young kids are at a higher risk than adults since they sweat less. Also, the larger skin surface in proportion to their small bodies and the heightened heat production due to their active nature adds to their vulnerability.
Humidity
In Cooks Corner, the average relative humidity in September is 74%.Rainfall
In September, the rain falls for 12.1 days. Throughout September, 1.5" (38mm) of precipitation is accumulated. Throughout the year, there are 150.1 rainfall days, and 24.41" (620mm) of precipitation is accumulated.Snowfall
In Cooks Corner, 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 in Cooks Corner, sunrise is at 6:18 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:40 am and sunset at 6:30 pm CDT.
Sunshine
In Cooks Corner, the average sunshine in September is 8.4h.UV index
The average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium health hazard from unsafe exposure to UV radiation for the average person.Note: In September, a daily UV index of 5 turns into the following recommendations:
Take necessary precautions - Protection from skin and eye injury is mandatory. Avoiding direct sunlight during midday hours helps reduce the risk from intense UV radiation. A wide-brim hat offers excellent sun protection for the eyes, ears, face, and neck. Sunglasses with UVA and UVB protection significantly reduce eye damage from sun exposure.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Cooks Corner, TN
- Average high temperature in September: 81.9°F
The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in September: 62.6°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 (30.7°F).
Average pressure in September
Cooks Corner, 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
Cooks Corner, TN
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is February (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Cooks Corner, 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, August and October (73%).
Average rainfall in September
Cooks Corner, TN
- Average rainfall in September: 1.5"
The wettest month (with the highest rainfall) is July (3.19").
The driest month (with the least rainfall) is November (1.38").
Average rainfall days in September
Cooks Corner, TN
- Average rainfall days in September: 12.1 days
The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (7.7 days).
Average snowfall in September
Cooks Corner, TN
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.71").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Cooks Corner, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.5 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
Cooks Corner, TN
- Average daylight in September: 12h and 24min
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 24min
The months with the most sunshine are June and July (Average sunshine: 10h and 18min).
The month with the least sunshine is February (Average sunshine: 4h and 24min).
Average sunshine days in September
Cooks Corner, TN
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is November (20.5 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Cooks Corner, 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 February and December (UV index 2).
Average cloud cover in September
Cooks Corner, TN
- Average cloud cover in September: 32
The month with the most cloud cover is February (Cloud cover 54).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Cooks Corner, 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).





