September weather forecastFederal Hills, GA
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Federal Hills, Georgia, with an average temperature fluctuating between 84.6°F (29.2°C) and 65.5°F (18.6°C).Temperature
With the onset of September, the average high-temperature stands at a moderately hot 84.6°F (29.2°C), closely aligned with August's 89.1°F (31.7°C). Throughout the nights in September, an average low-temperature of 65.5°F (18.6°C) is noted in Federal Hills.Heat index
The heat index value during September is appraised at a tropical 93.2°F (34°C). Take greater precautions, heat exhaustion and heat cramps may be expected. Heatstroke could result from lengthy activity.Understand that the heat index values take into account shaded locations and mild winds. When exposed to the direct sun, the heat index may augment by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The impression of weather on a person can be swayed by additional aspects, including metabolic variations, pregnancy, and activity levels. Under direct sun rays, the felt temperature might be heightened, with the heat index increasing by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly important for children. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.
Humidity
In September, the average relative humidity in Federal Hills is 74%.Rainfall
In Federal Hills, during September, the rain falls for 12.5 days and regularly aggregates up to 1.57" (40mm) of precipitation. Throughout the year, there are 153.7 rainfall days, and 26.34" (669mm) of precipitation is accumulated.Snowfall
April through November are months without snowfall.Daylight
The average length of the day in September in Federal Hills is 12h and 22min.On the first day of the month, sunrise is at 7:15 am and sunset at 8:04 pm. On the last day of September, sunrise is at 7:34 am and sunset at 7:25 pm EDT.
Sunshine
In Federal Hills, the average sunshine in September is 8.5h.UV index
In Federal Hills, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from unprotected exposure to Sun's UV rays for the ordinary person.Note: The maximum daily UV index of 5 in September interprets into the following recommendations:
Prioritize safety - Recommendations to avert sunburn are shared. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Federal Hills, GA
- Average high temperature in September: 84.6°F
The warmest month (with the highest average high temperature) is July (90°F).
The month with the lowest average high temperature is January (52.7°F).
- Average low temperature in September: 65.5°F
The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (36.7°F).
Average pressure in September
Federal Hills, GA
- Average pressure in September: 30.01"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Federal Hills, GA
- Average wind speed in September: 5mph
The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest months (with the lowest average wind speed) are July and August (4.5mph).
Average humidity in September
Federal Hills, GA
- Average humidity in September: 74%
The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is October (71%).
Average rainfall in September
Federal Hills, GA
- Average rainfall in September: 1.57"
The wettest month (with the highest rainfall) is August (3.39").
The driest month (with the least rainfall) is October (1.3").
Average rainfall days in September
Federal Hills, GA
- Average rainfall days in September: 12.5 days
The month with the highest number of rainy days is July (20.3 days).
The month with the least rainy days is October (7.6 days).
Average snowfall in September
Federal Hills, GA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.31").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Federal Hills, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.9 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Federal Hills, GA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 18min).
The month with the shortest days is December (Average daylight: 10h and 0min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Federal Hills, GA
- Average sunshine days in September: 15.5 days
The month with the most sunshine days is October (22.1 days).
The month with the least sunshine days is July (8.6 days).
Average UV index in September
Federal Hills, GA
- Average UV index in September: 5
The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 3).
Average cloud cover in September
Federal Hills, GA
- Average cloud cover in September: 33
The month with the most cloud cover is December (Cloud cover 47).
The month with the least cloud cover is October (Cloud cover 32).
Average visibility in September
Federal Hills, GA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, September, October, November and December (6mi).
The months with the lowest visibility are July and August (5mi).





