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
Start of September brings a slight shift in the average high-temperature, dipping a bit from August's hot 86.9°F (30.5°C) to a warm 81.5°F (27.5°C). In September, South Fulton records an average nighttime temperature of 62.4°F (16.9°C).Heat index
For September, the heat index is estimated at a hot 86°F (30°C). Continuous activity in exposure could lead to a feeling of fatigue and heat cramps.The standards for the heat index are set for locations in shade and under light breezes. Direct sunlight can potentially boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', reflects the blend of air temperature and relative humidity to give a temperature impression. One's weather perception can be influenced by a range of factors including metabolic differences, being pregnant, and their level of physical activity. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Young individuals usually face greater risks than adults as their sweat production is less. Also, their larger skin surface relative to their small bodies and the high heat generation due to their activity contributes to their vulnerability.
Humidity
The average relative humidity in September in South Fulton, Tennessee, is 73%.Rainfall
The month with the least rainfall is September, when the rain falls for 12.2 days and typically collects 1.61" (41mm) of precipitation.Snowfall
In South Fulton, snow does not fall in April through October.Daylight
In South Fulton, the average length of the day in September is 12h and 24min.On the first day of the month, sunrise is at 6:27 am and sunset at 7:23 pm. On the last day of September, in South Fulton, sunrise is at 6:50 am and sunset at 6:39 pm CDT.
Sunshine
In South Fulton, the average sunshine in September is 9.3h.UV index
In September, the average daily maximum UV index in South Fulton, Tennessee, is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 5 translates into these guidelines:
Exercise caution. Those with pale skin may experience burns in less than half an hour. To protect against the Sun's most potent rays, avoid direct exposure around midday. Sunglasses that ward off UVA and UVB rays play a pivotal role in reducing solar eye damage.
Frequently asked questions
What is the temperature in September in South Fulton?
What is the average humidity in September in South Fulton?
What is the driest month in South Fulton?
How many days does it rain in September in South Fulton?
When it does not snow in South Fulton?
How many hours of daylight does South Fulton have in September?
What time are sunrise and sunset in September in South Fulton?
How many hours of sunshine does South Fulton have in September?
What is the UV index intensity in September in South Fulton?
Average temperature in September
South Fulton, TN
- Average high temperature in September: 81.5°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (43.2°F).
- Average low temperature in September: 62.4°F
The month with the highest average low temperature is July (69.8°F).
The coldest month (with the lowest average low temperature) is January (29.7°F).
Average pressure in September
South Fulton, TN
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.95"Hg).
Average wind speed in September
South Fulton, TN
- Average wind speed in September: 6.3mph
The windiest months (with the highest average wind speed) are January, February, March and April (9.1mph).
The calmest month (with the lowest average wind speed) is July (5.6mph).
Average humidity in September
South Fulton, TN
- Average humidity in September: 73%
The month with the highest relative humidity is March (80%).
The month with the lowest relative humidity is October (70%).
Average rainfall in September
South Fulton, TN
- Average rainfall in September: 1.61"
The wettest month (with the highest rainfall) is April (4.57").
The driest month (with the least rainfall) is September (1.61").
Average rainfall days in September
South Fulton, TN
- Average rainfall days in September: 12.2 days
The month with the highest number of rainy days is May (16.8 days).
The month with the least rainy days is November (10.1 days).
Average snowfall in September
South Fulton, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.85").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
South Fulton, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (3.9 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
South Fulton, 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 42min).
- Average sunshine in September: 9h and 2min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is February (Average sunshine: 4h and 30min).
Average sunshine days in September
South Fulton, TN
- Average sunshine days in September: 16.5 days
The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is June (12.3 days).
Average UV index in September
South Fulton, 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 January, February and December (UV index 2).
Average cloud cover in September
South Fulton, TN
- Average cloud cover in September: 29
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 27).
Average visibility in September
South Fulton, 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).
South Fulton, Tennessee, USA
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