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 registers at a still moderately hot 74.7°F (23.7°C), nearly identical to August's 79.3°F (26.3°C). Throughout September, Dillsboro registers a consistent average low-temperature of 54.1°F (12.3°C).Humidity
May and September, with an average relative humidity of 81%, are the most humid months.Rainfall
September is the month with the least rainfall. Rain falls for 16.2 days and accumulates 2.56" (65mm) of precipitation.Snowfall
May through September are months without snowfall in Dillsboro.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 7:05 am and sunset at 7:59 pm. On the last day of September, sunrise is at 7:27 am and sunset at 7:17 pm EDT.
Sunshine
In Dillsboro, the average sunshine in September is 8.1h.UV index
In Dillsboro, the average daily maximum UV index in September is 4. A UV Index reading of 3 to 5 represents a moderate threat to health from exposure to the Sun's UV radiation for the ordinary person.Note: The UV index of 4 in September translates into these instructions:
Adopt protective measures - It is advised to guard against sun damage. Direct exposure to the Sun's intense radiation around midday should be avoided for health reasons. During bright days, sunglasses that offer UVA and UVB defense are recommended.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What is the temperature in September?
What are the most humid months in Dillsboro?
What is the average humidity in September?
What is the driest month?
How many days does it rain in September?
When it does not snow?
Does it snow in September?
What is the average length of the day in September?
What time are sunrise and sunset in September?
How long on average sun shines in September?
What is the UV index reading in September?
Average temperature in September
Dillsboro, NC
- Average high temperature in September: 74.7°F
The warmest month (with the highest average high temperature) is July (80.2°F).
The month with the lowest average high temperature is January (42.6°F).
- Average low temperature in September: 54.1°F
The month with the highest average low temperature is July (59.5°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in September
Dillsboro, NC
- Average pressure in September: 30.04"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Dillsboro, NC
- Average wind speed in September: 3.4mph
The windiest months (with the highest average wind speed) are January, February and April (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.1mph).
Average humidity in September
Dillsboro, NC
- Average humidity in September: 81%
The months with the highest relative humidity are May and September (81%).
The month with the lowest relative humidity is November (77%).
Average rainfall in September
Dillsboro, NC
- Average rainfall in September: 2.56"
The wettest month (with the highest rainfall) is July (4.33").
The driest month (with the least rainfall) is September (2.56").
Average rainfall days in September
Dillsboro, NC
- Average rainfall days in September: 16.2 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is November (10.7 days).
Average snowfall in September
Dillsboro, NC
- Average snowfall in September: 0"
The month with the highest snowfall is December (2.95").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Dillsboro, NC
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (5.3 days).
The months with the least snowfall days are June, July, August and September (0 days).
Average daylight in September /
Average sunshine in September
Dillsboro, NC
- 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: 8h and 1min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Dillsboro, NC
- Average sunshine days in September: 11.5 days
The month with the most sunshine days is October (17.7 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in September
Dillsboro, NC
- Average UV index in September: 4
The months with the highest UV index are May, June, July and August (UV index 5).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Dillsboro, NC
- Average cloud cover in September: 41
The month with the most cloud cover is February (Cloud cover 51).
The month with the least cloud cover is June (Cloud cover 37).
Average visibility in September
Dillsboro, NC
- Average visibility in September: 4mi
The months with the highest visibility are January, February, March, April, May, June, July, August, October, November and December (5mi).
The month with the lowest visibility is September (4mi).
Dillsboro, North Carolina, USA
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