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 in Hendersonville marginally decreases from a hot 86.7°F (30.4°C) in August to a moderately hot 81.1°F (27.3°C). During the September nights, an average temperature of 62.2°F (16.8°C) is observed.Heat index
The heat index for September is computed to be a hot 86°F (30°C). If one stays active during extended exposure, it might induce fatigue and result in heat cramps.Data suggests that the heat index is set for environments in shade and with a light wind. Exposure to unobstructed sunshine could lead to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is an estimation of the warmth sensation when considering humidity levels. Depending on the activity and the individual's heat perception, which may vary due to factors including wind, clothing, and metabolic variations, this effect remains subjective. Be aware that direct exposure to sunlight increases heat impact and may raise the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young ones often ignore the need to take a break and drink fluids. Thirst is a late-stage symptom of dehydration - hence, maintaining hydration, particularly during extended physical activities, is crucial.
Humidity
In September, the average relative humidity in Hendersonville is 74%.Rainfall
September is the month with the least rainfall in Hendersonville. Rain falls for 14.6 days and accumulates 2.36" (60mm) of precipitation.Snowfall
May through October are months without snowfall in Hendersonville.Daylight
The average length of the day in September is 12h and 24min.On the first day of September in Hendersonville, sunrise is at 6:18 am and sunset at 7:13 pm. On the last day of the month, sunrise is at 6:41 am and sunset at 6:31 pm CDT.
Sunshine
The average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from exposure to the Sun's UV radiation for ordinary individuals.Note: A daily maximum UV index of 5 in September translates into the following instructions:
Exercise care. People with light skin might get burns in fewer than 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. By wearing a generously brimmed hat, you can cut UV radiation exposure significantly.
Frequently asked questions
What are the temperatures in Hendersonville in September?
What is the average humidity in September in Hendersonville?
What is the driest month in Hendersonville?
How many days does it rain in September in Hendersonville?
When it does not snow in Hendersonville?
How many hours of daylight does Hendersonville have in September?
What time are sunrise and sunset in September in Hendersonville?
How long on average sun shines in September in Hendersonville?
What is the UV index reading in September in Hendersonville?
Average temperature in September
Hendersonville, TN
- Average high temperature in September: 81.1°F
The warmest month (with the highest average high temperature) is July (88.2°F).
The month with the lowest average high temperature is January (43.9°F).
- Average low temperature in September: 62.2°F
The month with the highest average low temperature is July (69.4°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in September
Hendersonville, TN
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.97"Hg).
Average wind speed in September
Hendersonville, TN
- Average wind speed in September: 5.1mph
The windiest month (with the highest average wind speed) is February (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).
Average humidity in September
Hendersonville, TN
- Average humidity in September: 74%
The months with the highest relative humidity are March and December (78%).
The month with the lowest relative humidity is October (73%).
Average rainfall in September
Hendersonville, TN
- Average rainfall in September: 2.36"
The wettest month (with the highest rainfall) is July (4.45").
The driest month (with the least rainfall) is September (2.36").
Average rainfall days in September
Hendersonville, TN
- Average rainfall days in September: 14.6 days
The month with the highest number of rainy days is July (20 days).
The month with the least rainy days is November (10.4 days).
Average snowfall in September
Hendersonville, TN
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.02").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Hendersonville, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.2 days).
The months with the least snowfall days are May, June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Hendersonville, 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: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 30min).
The months with the least sunshine are January, February and December (Average sunshine: 4h and 36min).
Average sunshine days in September
Hendersonville, TN
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is November (17.9 days).
The month with the least sunshine days is July (9.2 days).
Average UV index in September
Hendersonville, 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
Hendersonville, TN
- Average cloud cover in September: 31
The month with the most cloud cover is February (Cloud cover 53).
The months with the least cloud cover are June and August (Cloud cover 29).
Average visibility in September
Hendersonville, 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).
Hendersonville, Tennessee, USA
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