September weather forecastHoliday Heights, GA
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Holiday Heights, Georgia, with an average temperature fluctuating between 82.8°F (28.2°C) and 62.6°F (17°C).Temperature
As Holiday Heights steps into September, the average high-temperature holds at a moderately hot 82.8°F (28.2°C), hinting at a minor fluctuation from the prior month. Throughout September, Holiday Heights records an average temperature of 62.6°F (17°C) at night.Heat index
Throughout September, the heat index is calculated to be a tropical 89.6°F (32°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.Heat index specifics point out values are for conditions of shade and a slight breeze. The heat index could experience an increase of 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'real feel', reflects the blend of air temperature and relative humidity to give a temperature impression. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Direct sun rays can make one feel hotter, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially vital to children. Young individuals are typically more threatened than adults due to their reduced perspiration. Also, the larger skin surface proportionate to their small bodies and the increased heat from their activities magnify their risk.
Humidity
The average relative humidity in September is 74%.Rainfall
In September, the rain falls for 13.4 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Holiday Heights, Georgia, during the entire year, the rain falls for 181.4 days and collects up to 41.93" (1065mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
In Holiday Heights, the average length of the day in September is 12h and 23min.On the first day of September, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:20 pm EDT.
Sunshine
In September, the average sunshine is 8.5h.UV index
The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV rays for the ordinary person.Note: During September, 5 as the daily maximum UV index converts into the following advice:
Make use of precautions - Shielding skin and eyes from injury is a requirement. Being exposed to the midday Sun can have harmful effects due to strong UV radiation; always take precautions. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Holiday Heights, GA
- Average high temperature in September: 82.8°F
The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48.6°F).
- Average low temperature in September: 62.6°F
The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Holiday Heights, GA
- Average pressure in September: 30.03"Hg
The month with the highest atmospheric pressure is January (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Holiday Heights, GA
- Average wind speed in September: 4.5mph
The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Holiday Heights, GA
- Average humidity in September: 74%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July, August, October and November (73%).
Average rainfall in September
Holiday Heights, GA
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is October (2.36").
Average rainfall days in September
Holiday Heights, GA
- Average rainfall days in September: 13.4 days
The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is October (10.1 days).
Average snowfall in September
Holiday Heights, GA
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Holiday Heights, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (1.7 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
Holiday Heights, GA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).
- Average sunshine in September: 8h and 30min
The month with the most sunshine is July (Average sunshine: 10h and 48min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Holiday Heights, GA
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (7.8 days).
Average UV index in September
Holiday Heights, GA
- 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 and December (UV index 2).
Average cloud cover in September
Holiday Heights, GA
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
Holiday Heights, GA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, May, June, July, August, September, October and November (6mi).
The month with the lowest visibility is December (5mi).
