September weather forecastAndersonville, GA
September
Weather in September
September, the first month of the autumn in Andersonville, is still a warm month, with an average temperature fluctuating between 68°F (20°C) and 84.9°F (29.4°C).Temperature
Andersonville's average high-temperature in September is a moderately hot 84.9°F (29.4°C), marking an insignificant difference from the 89.2°F (31.8°C) of August. September nights cool down to an average low-temperature of 68°F (20°C).Heat index
The heat index value for September is estimated at a hot 93.2°F (34°C). Take additional safety steps, risk of heat exhaustion and heat cramps is notable. Prolonged activity may cause heatstroke.Given the heat index, its values are aligned with shaded sites and gentle winds. Being under direct sunlight might amplify the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', is the outcome of merging air's temperature and its humidity metrics. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. The sun, when shining directly, can have a significant impact on the perceived temperature, increasing the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Youngsters are usually more at risk than adults, considering they sweat less. Additionally, their high skin surface area compared to their little bodies and their high heat production due to activity increases their risk.
Humidity
In September, the average relative humidity in Andersonville is 74%.Rainfall
In September, the rain falls for 12.5 days. Throughout September, 1.06" (27mm) of precipitation is accumulated. Throughout the year, there are 145.8 rainfall days, and 17.52" (445mm) of precipitation is accumulated.Snowfall
January, March through December are months without snowfall.Daylight
In Andersonville, the average length of the day in September is 12h and 21min.On the first day of September, sunrise is at 7:12 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:22 pm EDT.
Sunshine
In Andersonville, the average sunshine in September is 8.7h.UV index
In September, the average daily maximum UV index is 6. A UV Index estimate of 6 to 7 represents a high threat to health from exposure to the Sun's UV rays for average individuals.Note: In September, the maximum UV index of 6 transforms into these recommendations:
Exercise precautions and adapt sun safety practices. Defence against skin and eye affliction is paramount. The Sun's UV radiation is most potent between the hours of 10 a.m. and 4 p.m. Try to avoid direct sunlight during this time. Clothes that are both tight-knit and comfortably loose are prime choices for sun protection.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Andersonville, GA
- Average high temperature in September: 84.9°F
The warmest month (with the highest average high temperature) is July (90.3°F).
The month with the lowest average high temperature is January (56.3°F).
- Average low temperature in September: 68°F
The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (40.3°F).
Average pressure in September
Andersonville, GA
- Average pressure in September: 30"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).
Average wind speed in September
Andersonville, GA
- Average wind speed in September: 6.1mph
The windiest months (with the highest average wind speed) are January and February (8.5mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).
Average humidity in September
Andersonville, GA
- Average humidity in September: 74%
The months with the highest relative humidity are August and December (75%).
The months with the lowest relative humidity are October and November (69%).
Average rainfall in September
Andersonville, GA
- Average rainfall in September: 1.06"
The wettest month (with the highest rainfall) is August (2.2").
The driest month (with the least rainfall) is November (1.02").
Average rainfall days in September
Andersonville, GA
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is August (19.3 days).
The month with the least rainy days is October (7.2 days).
Average snowfall in September
Andersonville, GA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.04").
The months with the least snowfall are January, March, April, May, June, July, August, September, October, November and December (0").
Average snowfall days in September
Andersonville, GA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are February and March (0.1 days).
The months with the least snowfall days are January, April, May, June, July, August, September, October, November and December (0 days).
Average daylight in September /
Average sunshine in September
Andersonville, GA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).
- Average sunshine in September: 8h and 42min
The month with the most sunshine is June (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 18min).
Average sunshine days in September
Andersonville, GA
- Average sunshine days in September: 15.4 days
The month with the most sunshine days is October (22.2 days).
The month with the least sunshine days is July (8.8 days).
Average UV index in September
Andersonville, GA
- Average UV index in September: 6
The months with the highest UV index are May, June and July (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Andersonville, GA
- Average cloud cover in September: 30
The month with the most cloud cover is December (Cloud cover 43).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in September
Andersonville, GA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).
The months with the lowest visibility are January, February, March, April, May, June, July, August, September, October, November and December (6mi).





