Contents
- Weather in September
- Frequently asked questions
- Average temperature in September
- Average pressure in September
- Average wind speed in September
- Average humidity in September
- Average rainfall in September
- Average rainfall days in September
- Average snowfall in September
- Average snowfall days in September
- Average daylight in September
- Average sunshine in September
- Average sunshine days in September
- Average UV index in September
- Average cloud cover in September
- Average visibility in September
September
Weather in September
Temperature
Bartlett's average high-temperature in September is a moderately hot 83.5°F (28.6°C), indicating a subtle variation from August. September brings Bartlett a consistent average low-temperature of 65.3°F (18.5°C).Heat index
In September, the average heat index is computed to be a hot 89.6°F (32°C). With extended exposure and activity, one might feel exhausted and experience heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', quantifies the warmth felt when relative humidity is considered. The experience of temperature can be subjective, varying based on the individual's activity and heat perception, influenced by factors like 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 hold particular significance for children. Young ones often disregard the necessity to rest and hydrate. Thirst usually indicates advanced dehydration - hence, it is key to stay hydrated, particularly during ongoing physical activities.
Humidity
In September, the average relative humidity is 72%.Rainfall
In Bartlett, in September, during 11 rainfall days, 1.14" (29mm) of precipitation is typically accumulated. In Bartlett, during the entire year, the rain falls for 138.3 days and collects up to 20.94" (532mm) of precipitation.Snowfall
In Bartlett, snow does not fall in April through October.Daylight
The average length of the day in September in Bartlett is 12h and 23min.On the first day of September, sunrise is at 6:32 am and sunset at 7:25 pm. On the last day of the month, sunrise is at 6:54 am and sunset at 6:44 pm CDT.
Sunshine
In September, the average sunshine is 9.7h.UV index
The average daily maximum UV index in September in Bartlett is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from unsafe exposure to UV radiation for the average person.Note: The daily high UV index of 5 in September translates into this advice:
Ensure safety - Imperative it is to shield skin and eyes from damage. Midday is when the Sun's radiation is strongest; avoid prolonged exposure during this time. Stay sun-safe with clothing that is both closely woven and worn loosely.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is September?
What is the average humidity in September?
How many days does it rain in September?
When it does not snow?
What is the average length of the day in September?
When is the sunrise / sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Bartlett, TN
- Average high temperature in September: 83.5°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (46.6°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (72°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Bartlett, 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
Bartlett, TN
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is February (9.1mph).
The calmest months (with the lowest average wind speed) are July and August (5.3mph).
Average humidity in September
Bartlett, TN
- Average humidity in September: 72%
The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (69%).
Average rainfall in September
Bartlett, TN
- Average rainfall in September: 1.14"
The wettest month (with the highest rainfall) is July (2.4").
The driest months (with the least rainfall) are January and November (1.06").
Average rainfall days in September
Bartlett, TN
- Average rainfall days in September: 11 days
The month with the highest number of rainy days is July (15.3 days).
The month with the least rainy days is October (7.6 days).
Average snowfall in September
Bartlett, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.31").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Bartlett, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.5 days).
The months with the least snowfall days are April, May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Bartlett, TN
- Average daylight in September: 12h and 2min
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 4min
The month with the most sunshine is June (Average sunshine: 10h and 48min).
The month with the least sunshine is February (Average sunshine: 4h and 42min).
Average sunshine days in September
Bartlett, TN
- Average sunshine days in September: 15.7 days
The month with the most sunshine days is October (20.9 days).
The month with the least sunshine days is July (12.5 days).
Average UV index in September
Bartlett, TN
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The months with the lowest UV index are January, February, November and December (UV index 3).
Average cloud cover in September
Bartlett, TN
- Average cloud cover in September: 27
The month with the most cloud cover is February (Cloud cover 47).
The month with the least cloud cover is June (Cloud cover 25).
Average visibility in September
Bartlett, 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).