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
With the onset of September, the average high-temperature stands at a still moderately hot 78.4°F (25.8°C), closely aligned with August's 83.3°F (28.5°C). During September, Mountain City consistently records a temperature low averaging a refreshing 58.1°F (14.5°C).Humidity
In Mountain City, the average relative humidity in September is 77%.Rainfall
September is the month with the least rainfall. Rain falls for 15.5 days and accumulates 2.83" (72mm) of precipitation.Snowfall
May through October are months without snowfall.Daylight
The average length of the day in September in Mountain City is 12h and 23min.On the first day of September, sunrise is at 7:06 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:18 pm EDT.
Sunshine
The average sunshine in September is 8.4h.UV index
In Mountain City, the average daily maximum UV index in September is 5. A UV Index reading of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for the ordinary person.Note: An average UV index of 5 in September transforms into this advice:
Take heed. Individuals of lighter complexion can be burned in less than half an hour. The mid-day Sun emits the most powerful UV radiation, so seek shade and minimize exposure. Combat UV radiation's detrimental effects with sun-safe clothing and UV-blocking eyewear.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
What are September temperatures?
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 in Mountain City?
How many hours of daylight does Mountain City have in September?
When is the sunrise / sunset in September?
How many hours of sunshine does Mountain City have in September?
What is the UV index intensity in September?
Average temperature in September
Mountain City, GA
- Average high temperature in September: 78.4°F
The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (45.3°F).
- Average low temperature in September: 58.1°F
The month with the highest average low temperature is July (63.1°F).
The coldest month (with the lowest average low temperature) is January (29.5°F).
Average pressure in September
Mountain City, GA
- 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
Mountain City, GA
- Average wind speed in September: 3.9mph
The windiest months (with the highest average wind speed) are February and April (5.8mph).
The calmest month (with the lowest average wind speed) is August (3.7mph).
Average humidity in September
Mountain City, GA
- Average humidity in September: 77%
The months with the highest relative humidity are February, May and December (79%).
The months with the lowest relative humidity are January and November (75%).
Average rainfall in September
Mountain City, GA
- Average rainfall in September: 2.83"
The wettest month (with the highest rainfall) is December (5").
The driest month (with the least rainfall) is September (2.83").
Average rainfall days in September
Mountain City, GA
- Average rainfall days in September: 15.5 days
The month with the highest number of rainy days is July (22.1 days).
The month with the least rainy days is November (10.5 days).
Average snowfall in September
Mountain City, GA
- Average snowfall in September: 0"
The month with the highest snowfall is December (3.54").
The months with the least snowfall are May, June, July, August, September and October (0").
Average snowfall days in September
Mountain City, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (3.1 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).
Average daylight in September /
Average sunshine in September
Mountain City, GA
- 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 2min
The month with the most sunshine is June (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Mountain City, GA
- Average sunshine days in September: 11.4 days
The month with the most sunshine days is October (18.3 days).
The month with the least sunshine days is July (6.8 days).
Average UV index in September
Mountain City, GA
- Average UV index in September: 5
The months with the highest UV index are June and July (UV index 6).
The months with the lowest UV index are January, February and December (UV index 2).
Average cloud cover in September
Mountain City, GA
- Average cloud cover in September: 35
The month with the most cloud cover is February (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 31).
Average visibility in September
Mountain City, GA
- Average visibility in September: 5mi
The months with the highest visibility are June and July (6mi).
The months with the lowest visibility are January, February, March, April, May, August, September, October, November and December (5mi).
Mountain City, Georgia, USA
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