September weather forecastSneedville, TN
September
Weather in September
The first month of the autumn, September, is still a warm month in Sneedville, Tennessee, with an average temperature varying between 79.5°F (26.4°C) and 56.8°F (13.8°C).Temperature
Stepping into September, Sneedville records an average high-temperature of a still moderately hot 79.5°F (26.4°C), almost consistent with August. During September nights, Sneedville documents a marked contrast from daily highs, with an average temperature of 56.8°F (13.8°C).Humidity
In Sneedville, the average relative humidity in September is 76%.Rainfall
The month with the least rainfall is September, when the rain falls for 14.1 days and typically collects 1.97" (50mm) of precipitation.Snowfall
In Sneedville, snow does not fall in May through September.Daylight
In September, the average length of the day is 12h and 24min.On the first day of September, sunrise is at 7:04 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:17 pm EDT.
Sunshine
In Sneedville, the average sunshine in September is 8.5h.UV index
In September, the average daily maximum UV index is 4. A UV Index estimate of 3 to 5 represents a moderate threat to health from unprotected exposure to Sun's UV rays for the average person.Note: The daily high UV index of 4 in September translates into this advice:
Take necessary precautions - Protection from skin and eye injury is mandatory. Stay safe from the Sun's strongest UV rays by limiting exposure during midday. Using UVA and UVB-protective sunglasses and sun-protective clothing is effective against UV radiation.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Sneedville, TN
- Average high temperature in September: 79.5°F
The warmest month (with the highest average high temperature) is July (85.8°F).
The month with the lowest average high temperature is January (41.7°F).
- Average low temperature in September: 56.8°F
The month with the highest average low temperature is July (62.8°F).
The coldest month (with the lowest average low temperature) is January (27°F).
Average pressure in September
Sneedville, TN
- Average pressure in September: 30.05"Hg
The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Sneedville, TN
- Average wind speed in September: 4mph
The windiest month (with the highest average wind speed) is April (6.4mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Sneedville, TN
- Average humidity in September: 76%
The months with the highest relative humidity are February and December (80%).
The month with the lowest relative humidity is August (75%).
Average rainfall in September
Sneedville, TN
- Average rainfall in September: 1.97"
The wettest month (with the highest rainfall) is February (4.29").
The driest month (with the least rainfall) is September (1.97").
Average rainfall days in September
Sneedville, TN
- Average rainfall days in September: 14.1 days
The month with the highest number of rainy days is July (18.7 days).
The month with the least rainy days is November (10.7 days).
Average snowfall in September
Sneedville, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.99").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Sneedville, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (9.5 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
Sneedville, TN
- 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 42min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is June (Average sunshine: 10h and 12min).
The month with the least sunshine is January (Average sunshine: 4h and 24min).
Average sunshine days in September
Sneedville, TN
- Average sunshine days in September: 13.7 days
The month with the most sunshine days is November (16.7 days).
The month with the least sunshine days is July (9.8 days).
Average UV index in September
Sneedville, TN
- Average UV index in September: 4
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, November and December (UV index 2).
Average cloud cover in September
Sneedville, TN
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 56).
The months with the least cloud cover are June and August (Cloud cover 32).
Average visibility in September
Sneedville, TN
- Average visibility in September: 5mi
The months with the highest visibility are April, June, August and November (6mi).
The months with the lowest visibility are January, February, March, May, July, September, October and December (5mi).
