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
An average high-temperature of a still moderately hot 79.3°F (26.3°C) marks September, exhibiting a close resemblance to the conditions in August. Nightly temperatures drop to an average low of 59.5°F (15.3°C) in September.Humidity
In September, the average relative humidity in Copperhill is 78%.Rainfall
The month with the least rainfall in Copperhill is September, when the rain falls for 14.9 days and typically collects 2.91" (74mm) of precipitation.Snowfall
May through September are months without snowfall in Copperhill.Daylight
In September, the average length of the day in Copperhill is 12h and 23min.On the first day of September in Copperhill, sunrise is at 7:10 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:22 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.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 radiation for the average person.Note: In September, the average maximum UV index of 5 translates into the following recommendations:
Be cautious. Those with fair skin can be subjected to burns in fewer than 30 minutes. To guard against the harmful effects of the Sun, minimize exposure during midday. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Frequently asked questions
What is the usual temperature for Copperhill in September?
What is the average humidity in September in Copperhill?
What is the driest month in Copperhill?
How many days does it rain in September in Copperhill?
When it does not snow in Copperhill?
Does it snow in Copperhill in September?
How many hours of daylight does Copperhill have in September?
When is the sunrise / sunset in September in Copperhill?
How long on average sun shines in September in Copperhill?
How high is the UV index in September in Copperhill?
Average temperature in September
Copperhill, TN
- Average high temperature in September: 79.3°F
The warmest month (with the highest average high temperature) is July (84.9°F).
The month with the lowest average high temperature is January (45.1°F).
- Average low temperature in September: 59.5°F
The month with the highest average low temperature is July (64°F).
The coldest month (with the lowest average low temperature) is January (30.2°F).
Average pressure in September
Copperhill, TN
- Average pressure in September: 30.03"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
Copperhill, TN
- Average wind speed in September: 3.9mph
The windiest month (with the highest average wind speed) is February (6.5mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Copperhill, TN
- Average humidity in September: 78%
The month with the highest relative humidity is December (81%).
The months with the lowest relative humidity are October and November (76%).
Average rainfall in September
Copperhill, TN
- Average rainfall in September: 2.91"
The wettest month (with the highest rainfall) is December (4.8").
The driest month (with the least rainfall) is September (2.91").
Average rainfall days in September
Copperhill, TN
- Average rainfall days in September: 14.9 days
The months with the highest number of rainy days are June and July (19.8 days).
The month with the least rainy days is November (11.3 days).
Average snowfall in September
Copperhill, TN
- Average snowfall in September: 0"
The month with the highest snowfall is February (2.13").
The months with the least snowfall are May, June, July, August and September (0").
Average snowfall days in September
Copperhill, TN
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (4.5 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
Copperhill, TN
- 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 54min).
- Average sunshine in September: 8h and 3min
The month with the most sunshine is June (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Copperhill, TN
- Average sunshine days in September: 13.2 days
The month with the most sunshine days is October (17.4 days).
The month with the least sunshine days is June (8 days).
Average UV index in September
Copperhill, TN
- Average UV index in September: 5
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 and December (UV index 2).
Average cloud cover in September
Copperhill, TN
- Average cloud cover in September: 33
The month with the most cloud cover is February (Cloud cover 50).
The month with the least cloud cover is June (Cloud cover 32).
Average visibility in September
Copperhill, TN
- Average visibility in September: 5mi
The month with the highest visibility is June (6mi).
The months with the lowest visibility are January, February, March, April, May, July, August, September, October, November and December (5mi).
Copperhill, Tennessee, USA
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