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
Memphis's weather, upon September's arrival, documents an average high-temperature of a warm 83.3°F (28.5°C), nearly identical to the prior month. September nights in Memphis are marked by an average temperature drop to a comfortable 65.7°F (18.7°C).Heat index
The heat index in September is evaluated at a hot 89.6°F (32°C). If exposure and ongoing activity persist, they might induce a state of tiredness and heat cramps.Given the heat index, its values are aligned with shaded sites and gentle winds. The heat index may scale up by 15 Fahrenheit (8 Celsius) degrees with direct sun exposure.
Note: The heat index, also known as 'feels like' or 'apparent temperature', gives an indication of how one might feel in terms of heat after considering humidity. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. When exposed to direct sunlight, it's possible for the heat index to increase by as much as 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often overlook the need for breaks and fluid intake. Thirst is a late-stage sign of dehydration - hence, it is necessary to stay hydrated, especially during extended periods of physical activities.
Humidity
In September, the average relative humidity in Memphis is 72%.Rainfall
The month with the least rainfall in Memphis is September, when the rain falls for 8.2 days and typically collects 0.43" (11mm) of precipitation.Snowfall
In Memphis, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 6:33 am and sunset at 7:26 pm. On the last day of September, sunrise is at 6:54 am and sunset at 6:45 pm CDT.
Sunshine
The average sunshine in September in Memphis is 9.8h.UV index
The average daily maximum UV index in September in Memphis is 5. A UV Index of 3 to 5 symbolizes a moderate health risk from exposure to the Sun's UV rays for average individuals.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The solar radiation around mid-day is intense; avoid the Sun and stay safe. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
Frequently asked questions
How hot does it get in Memphis in September?
What is the average humidity in September in Memphis?
What is the driest month in Memphis?
How much does it rain in Memphis in September?
When it does not snow in Memphis?
How many hours of daylight does Memphis have in September?
When is the sunrise / sunset in September in Memphis?
How long on average sun shines in September in Memphis?
What is the UV index intensity in September in Memphis?
Average temperature in September
Memphis, TN
- Average high temperature in September: 83.3°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 (46.8°F).
- Average low temperature in September: 65.7°F
The month with the highest average low temperature is July (72.1°F).
The coldest month (with the lowest average low temperature) is January (34°F).
Average pressure in September
Memphis, TN
- Average pressure in September: 30"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
Memphis, TN
- Average wind speed in September: 5.8mph
The windiest month (with the highest average wind speed) is February (9.3mph).
The calmest months (with the lowest average wind speed) are July and August (5.4mph).
Average humidity in September
Memphis, 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 (68%).
Average rainfall in September
Memphis, TN
- Average rainfall in September: 0.43"
The wettest month (with the highest rainfall) is April (1.42").
The driest month (with the least rainfall) is September (0.43").
Average rainfall days in September
Memphis, TN
- Average rainfall days in September: 8.2 days
The months with the highest number of rainy days are May and July (12.3 days).
The month with the least rainy days is October (6.5 days).
Average snowfall in September
Memphis, TN
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.16").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Memphis, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.4 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Memphis, 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 5min
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 48min).
Average sunshine days in September
Memphis, TN
- Average sunshine days in September: 19.7 days
The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is June (14.9 days).
Average UV index in September
Memphis, 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
Memphis, 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
Memphis, 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).
Memphis, Tennessee, USA
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