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
September's average high-temperature stands at a warm 82.8°F (28.2°C), showing little deviation from August's 87.4°F (30.8°C). September nights cool down to an average low-temperature of 65.7°F (18.7°C).Heat index
The average heat index in September is appraised at a hot 89.6°F (32°C). Exhaustion might be the outcome of enduring exposure and continuous activity, with a risk of heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. A direct sunlight exposure may boost the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', gives an indication of how one might feel in terms of heat after considering humidity. The impact of weather is individual, with diverse individuals experiencing it differently due to variations in body mass, height, and activity levels. Being under direct sunshine can magnify the heat experience, possibly pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Younglings frequently fail to recognize the requirement to rest and rehydrate. Thirst emerges late in dehydration - it is imperative to keep hydration levels high, particularly during extended physical exertions.
Humidity
The months with the highest humidity are May, June, August and September, with an average relative humidity of 79%.Rainfall
In Kelly, in September, during 14.5 rainfall days, 3.9" (99mm) of precipitation is typically accumulated. Throughout the year, there are 172.9 rainfall days, and 37.24" (946mm) of precipitation is accumulated.Snowfall
In Kelly, 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 6:47 am and sunset at 7:39 pm. On the last day of September, sunrise is at 7:07 am and sunset at 6:58 pm EDT.
Sunshine
In September, the average sunshine in Kelly is 9.1h.UV index
In September, the average daily maximum UV index is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for average individuals.Note: In September, a regular UV index of 5 translates into these guidelines:
Take precautions. Light skin individuals may get burned in less than 30 minutes. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
How hot is it in September?
What is the most humid month in Kelly?
What is the average humidity in September?
How much does it rain in September?
When it does not snow?
What is the average length of the day in September in Kelly?
What time are sunrise and sunset in September?
How long on average sun shines in September?
How high is the UV index in September?
Average temperature in September
Kelly, NC
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (51.6°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 (35.8°F).
Average pressure in September
Kelly, NC
- Average pressure in September: 30.01"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
Kelly, NC
- Average wind speed in September: 6.4mph
The windiest month (with the highest average wind speed) is April (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.5mph).
Average humidity in September
Kelly, NC
- Average humidity in September: 79%
The months with the highest relative humidity are May, June, August and September (79%).
The month with the lowest relative humidity is January (73%).
Average rainfall in September
Kelly, NC
- Average rainfall in September: 3.9"
The wettest month (with the highest rainfall) is August (4.72").
The driest month (with the least rainfall) is January (1.61").
Average rainfall days in September
Kelly, NC
- Average rainfall days in September: 14.5 days
The month with the highest number of rainy days is August (20.9 days).
The month with the least rainy days is October (9.5 days).
Average snowfall in September
Kelly, NC
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.06").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Kelly, NC
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (0.9 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
Kelly, NC
- Average daylight in September: 12h and 2min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 9h and 1min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The months with the least sunshine are January and December (Average sunshine: 5h and 30min).
Average sunshine days in September
Kelly, NC
- Average sunshine days in September: 13 days
The month with the most sunshine days is October (19.6 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in September
Kelly, NC
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 7).
The month with the lowest UV index is January (UV index 2).
Average cloud cover in September
Kelly, NC
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 32).
Average visibility in September
Kelly, NC
- Average visibility in September: 5mi
The months with the highest visibility are January, February, March, April, June, July, October, November and December (6mi).
The months with the lowest visibility are May, August and September (5mi).
Kelly, North Carolina, USA
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