September weather forecastConcord, NC
September
Weather in September
September ushers in the initial sign of fall, sustaining the beauty of Concord, North Carolina. The weather begins to cool down from the heated summer months, offering a much-needed break from the relentless heat. The average maximum temperature takes a dip to reach up to 82°F (27.8°C), indicating the onset of autumn. As the leaves start to turn, the drop in temperature continues into October, making for aesthetically pleasing sights coupled with pleasant weather.Temperature
A subtle shift in Concord's weather is observed as August turns into September, with the average high temperature reducing from a hot 88.2°F (31.2°C) to a warm 82°F (27.8°C). During September, Concord records an average temperature of 63°F (17.2°C) at night.Heat index
Throughout September, the heat index is evaluated at a tropical 87.8°F (31°C). Exhaustion is likely with prolonged exposure and activity. Sustaining activity may result in heat cramps.When referencing the heat index, its values are suitable for shady environments and light breezes. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'real feel', reflects the feeling of heat when considering both air temperature and humidity. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. In the direct sunlight, the weather's impact can be amplified, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to 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
In September, the average relative humidity is 74%.Rainfall
In September, the rain falls for 13.4 days. Throughout September, 2.2" (56mm) of precipitation is accumulated. In Concord, during the entire year, the rain falls for 162.7 days and collects up to 32.13" (816mm) of precipitation.Snowfall
In Concord, North Carolina, 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 the month, sunrise is at 6:55 am and sunset at 7:48 pm. On the last day of September, sunrise is at 7:16 am and sunset at 7:07 pm EDT.
Sunshine
In September, the average sunshine is 8.8h.UV index
In September, the average daily maximum UV index is 5. A UV Index reading of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: The maximum daily UV index, 5 in September, converts into the following recommendations:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. Considering the harmful UV rays from the Sun during midday, it's essential to reduce exposure. Wearing sunglasses with both UVA and UVB protection effectively reduces sun-induced eye damage.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Concord, NC
- Average high temperature in September: 82°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (48.2°F).
- Average low temperature in September: 63°F
The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (32.5°F).
Average pressure in September
Concord, NC
- Average pressure in September: 30.04"Hg
The month with the highest atmospheric pressure is November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Concord, NC
- Average wind speed in September: 5.2mph
The windiest month (with the highest average wind speed) is April (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).
Average humidity in September
Concord, NC
- Average humidity in September: 74%
The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are June and July (70%).
Average rainfall in September
Concord, NC
- Average rainfall in September: 2.2"
The wettest months (with the highest rainfall) are April and August (3.31").
The driest month (with the least rainfall) is October (2.05").
Average rainfall days in September
Concord, NC
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (9.1 days).
Average snowfall in September
Concord, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.85").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Concord, NC
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (2.3 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
Concord, NC
- Average daylight in September: 12h and 24min
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: 8h and 48min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Concord, NC
- Average sunshine days in September: 14.8 days
The month with the most sunshine days is October (20.4 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in September
Concord, 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
Concord, NC
- Average cloud cover in September: 34
The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Concord, 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).





