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
Weather in September
Temperature
In September, the average high-temperature is practically the same as in August - a moderately hot 83.5°F (28.6°C). In September, the average low-temperature is 65.3°F (18.5°C).Heat index
In September, the average heat index is calculated to be a tropical 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.Note that heat index values are valued for light wind and location in the shade. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'apparent temperature', 'felt air temperature', or 'feels like', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This effect is individual, with diverse people perceiving weather differently for numerous reasons (metabolic differences, differences in body mass, height, and shape, pregnancy), and activity. Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.
Humidity
In September, the average relative humidity is 72%.Rainfall
In September, in Bartlett, Tennessee, the rain falls for 11 days. Throughout September, 1.14" (29mm) of precipitation is accumulated. Throughout the year, in Bartlett, Tennessee, there are 138.3 rainfall days, and 20.94" (532mm) of precipitation is accumulated.Snowfall
April through October are months without snowfall in Bartlett.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 6:32 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:53 am and sunset at 6:45 pm CDT.
Sunshine
The average sunshine in September in Bartlett is 9.7h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from unprotected exposure to Sun's UV rays for average individuals.Note: The daily maximum UV index of 5 in September interpret into the following advice:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. Sun-protective clothing, a long-sleeved shirt and pants, a wide-brimmed hat, and UVA and UVB-blocking sunglasses are particularly helpful in blocking UV radiation's harmful effects.
FAQ
What is the temperature in September in Bartlett?
What is the average humidity in September in Bartlett?
How much does it rain in Bartlett in September?
When it does not snow in Bartlett?
What is the average length of the day in September in Bartlett?
When is the sunrise / sunset in September in Bartlett?
How long on average sun shines in September in Bartlett?
What is the UV index intensity in September in Bartlett?
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 23min
The month with the longest days is June (Average daylight: 14h and 29min).
The month with the shortest days is December (Average daylight: 9h and 50min).
- Average sunshine in September: 9h and 42min
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).
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