September weather forecastNashville, NC
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Nashville, North Carolina, with an average temperature fluctuating between 81.3°F (27.4°C) and 64°F (17.8°C).Temperature
Nashville notes an average high-temperature of a moderately hot 81.3°F (27.4°C) in September, hardly diverging from August. Throughout the month of September, Nashville sees a steady low-temperature average of 64°F (17.8°C).Heat index
September's heat index is appraised at a hot 86°F (30°C). Ongoing activity coupled with exposure often results in weariness and could induce heat cramps.Observations indicate that the heat index values are for shady locations with light wind. Exposure to the sun directly might heighten the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'apparent temperature' or 'feels like', evaluates the perceived heat by adding the effect of moisture in the air. Factors encompassing physical activity, clothing, and metabolic differences have a role in shaping the individual's impression of temperature. Recognize that direct exposure to the sun can escalate the heat effect, potentially adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold particular significance for children. Kids frequently ignore the importance of taking a break and rehydrating. Thirst is a late symptom of dehydration - thus, it is crucial to stay hydrated, especially during long-lasting physical activities.
Humidity
With an average relative humidity of 78%, September is the most humid month.Rainfall
In Nashville, in September, it is raining for 13.8 days, with typically 2.95" (75mm) of accumulated precipitation. Throughout the year, there are 160.1 rainfall days, and 33.11" (841mm) of precipitation is accumulated.Snowfall
In Nashville, snow does not fall in April through November.Daylight
The average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 6:44 am and sunset at 7:39 pm. On the last day of the month, sunrise is at 7:06 am and sunset at 6:56 pm EDT.
Sunshine
The average sunshine in September is 8.8h.UV index
In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The daily high UV index of 5 in September translates into this advice:
Prioritize safety - Suggestions to prevent sun damage are offered. Around midday, solar radiation is most harmful; hence, exposure should be limited. Employ a wide-brim hat for potent defense against up to 50% of UV rays.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Nashville, NC
- Average high temperature in September: 81.3°F
The warmest month (with the highest average high temperature) is July (88.3°F).
The month with the lowest average high temperature is January (47.7°F).
- Average low temperature in September: 64°F
The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in September
Nashville, NC
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is November (30.14"Hg).
The month with the lowest atmospheric pressure is June (29.96"Hg).
Average wind speed in September
Nashville, NC
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is April (8.8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Nashville, NC
- Average humidity in September: 78%
The month with the highest relative humidity is September (78%).
The months with the lowest relative humidity are January, March, April and November (74%).
Average rainfall in September
Nashville, NC
- Average rainfall in September: 2.95"
The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is October (2.13").
Average rainfall days in September
Nashville, NC
- Average rainfall days in September: 13.8 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is November (8.6 days).
Average snowfall in September
Nashville, NC
- Average snowfall in September: 0"
The month with the highest snowfall is January (1.54").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Nashville, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2 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
Nashville, NC
- Average daylight in September: 12h and 24min
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 48min).
- Average sunshine in September: 8h and 48min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Nashville, NC
- Average sunshine days in September: 14.5 days
The month with the most sunshine days is October (20 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in September
Nashville, NC
- Average UV index in September: 5
The months with the highest UV index are May, June, July and August (UV index 6).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Nashville, NC
- Average cloud cover in September: 38
The months with the most cloud cover are February and March (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in September
Nashville, NC
- 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).





