September weather forecastPebble Hill, TN
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Pebble Hill, Tennessee, with an average temperature fluctuating between 63.5°F (17.5°C) and 83.5°F (28.6°C).Temperature
The transition into September reveals an average high-temperature of a warm 83.5°F (28.6°C), mirroring a close resemblance to August. During September, the average low-temperature is an enjoyable 63.5°F (17.5°C).Heat index
For most parts of September, the heat index is estimated at a hot 91.4°F (33°C). Implement additional preventive actions, heat cramps and heat exhaustion are potential hazards. Heatstroke could follow prolonged activity.Always consider that heat index estimations are for light winds and places in the shade. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', binds temperature metrics with humidity values to give a sense of the actual warmth. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Young ones generally face higher dangers than adults since they sweat less. Along with their large skin surface area compared totheir small bodies and increased heat production from their activities, the risks are heightened.
Humidity
The average relative humidity in September is 74%.Rainfall
In Pebble Hill, during September, the rain falls for 11.5 days and regularly aggregates up to 1.26" (32mm) of precipitation. Throughout the year, there are 141.3 rainfall days, and 21.97" (558mm) of precipitation is accumulated.Snowfall
In Pebble Hill, Tennessee, snow does not fall in April through October.Daylight
In Pebble Hill, Tennessee, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:26 am and sunset at 7:20 pm. On the last day of the month, sunrise is at 6:48 am and sunset at 6:38 pm CDT.
Sunshine
The average sunshine in September is 9.1h.UV index
In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the average person.Note: A maximum UV index of 5 in September translates into the following recommendations:
Be mindful. Those with pale skin might receive burns in fewer than 30 minutes. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Pebble Hill, TN
- Average high temperature in September: 83.5°F
The warmest month (with the highest average high temperature) is July (89.1°F).
The month with the lowest average high temperature is January (46.8°F).
- Average low temperature in September: 63.5°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (32.4°F).
Average pressure in September
Pebble Hill, 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 (29.96"Hg).
Average wind speed in September
Pebble Hill, TN
- Average wind speed in September: 5.3mph
The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest month (with the lowest average wind speed) is July (4.7mph).
Average humidity in September
Pebble Hill, TN
- Average humidity in September: 74%
The months with the highest relative humidity are March and December (80%).
The month with the lowest relative humidity is October (72%).
Average rainfall in September
Pebble Hill, TN
- Average rainfall in September: 1.26"
The wettest month (with the highest rainfall) is February (2.68").
The driest month (with the least rainfall) is November (1.1").
Average rainfall days in September
Pebble Hill, TN
- Average rainfall days in September: 11.5 days
The month with the highest number of rainy days is July (16.3 days).
The month with the least rainy days is November (7.8 days).
Average snowfall in September
Pebble Hill, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.28").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Pebble Hill, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Pebble Hill, TN
- Average daylight in September: 12h and 24min
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 48min).
- Average sunshine in September: 9h and 6min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 36min).
Average sunshine days in September
Pebble Hill, TN
- Average sunshine days in September: 15.9 days
The month with the most sunshine days is November (20.4 days).
The month with the least sunshine days is July (11.8 days).
Average UV index in September
Pebble Hill, TN
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is December (UV index 2).
Average cloud cover in September
Pebble Hill, TN
- Average cloud cover in September: 30
The months with the most cloud cover are February and December (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
Pebble Hill, 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).





