September weather forecastHarts, GA
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Harts, Georgia, with temperature in the range of an average low of 66.6°F (19.2°C) and an average high of 85.3°F (29.6°C).Temperature
September's weather displays an average high-temperature of a moderately hot 85.3°F (29.6°C), slightly varied from August's 90.3°F (32.4°C). Throughout September, a steady low-temperature average of 66.6°F (19.2°C) is noted.Heat index
September's heat index is estimated at a very hot 95°F (35°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.It is crucial to understand that heat index figures are for shade and gentle wind conditions. Direct exposure to sunlight could raise the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'feels like', is a measure of how hot it feels when the actual air humidity is factored in. Elements of metabolic variation, physical activity, and clothing contribute to the effect of temperature on an individual. Do note, being directly under sun rays can amplify the heat you feel, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values hold great significance to children. Young people are generally more susceptible than adults because they perspire less. Furthermore, their proportionally larger skin surface to their petite bodies and the increased heat output from their actions add to the risk.
Perspiration, followed by sweat evaporation, is the human body's chief method to maintain a balanced temperature. In situations of high air temperature combined with high humidity (significant heat index), the body's ability to perspire is reduced, heightening the sense of warmth. Rising body temperatures due to excess heat retention could signify impending heat disorders.
Humidity
In Harts, Georgia, the average relative humidity in September is 72%.Rainfall
The months with the least rainfall in Harts are March and September Rain falls for 10.3 days and accumulates 0.59" (15mm) of rain.Snowfall
January, March through December are months without snowfall in Harts.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September, sunrise is at 7:04 am and sunset at 7:55 pm. On the last day of the month, sunrise is at 7:24 am and sunset at 7:15 pm EDT.
Sunshine
In Harts, the average sunshine in September is 8.5h.UV index
The average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for the average person.Note: The UV index of 6 in September translates into these instructions:
Deflect overexposure. Sun protection is a necessity. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Harts, GA
- Average high temperature in September: 85.3°F
The warmest month (with the highest average high temperature) is July (91.6°F).
The month with the lowest average high temperature is January (53.4°F).
- Average low temperature in September: 66.6°F
The month with the highest average low temperature is July (71.8°F).
The coldest month (with the lowest average low temperature) is January (36.9°F).
Average pressure in September
Harts, GA
- Average pressure in September: 30.02"Hg
The month with the highest atmospheric pressure is January (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).
Average wind speed in September
Harts, GA
- Average wind speed in September: 5.5mph
The windiest months (with the highest average wind speed) are January and February (7.8mph).
The calmest month (with the lowest average wind speed) is August (5mph).
Average humidity in September
Harts, GA
- Average humidity in September: 72%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are July, October and November (71%).
Average rainfall in September
Harts, GA
- Average rainfall in September: 0.59"
The wettest month (with the highest rainfall) is August (1.73").
The driest months (with the least rainfall) are March and September (0.59").
Average rainfall days in September
Harts, GA
- Average rainfall days in September: 10.3 days
The month with the highest number of rainy days is August (16.8 days).
The month with the least rainy days is November (6 days).
Average snowfall in September
Harts, 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
Harts, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (0.4 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
Harts, 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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).
Average sunshine days in September
Harts, GA
- Average sunshine days in September: 17 days
The month with the most sunshine days is October (23.1 days).
The month with the least sunshine days is July (10 days).
Average UV index in September
Harts, GA
- Average UV index in September: 6
The months with the highest UV index are June, July and August (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).
Average cloud cover in September
Harts, GA
- Average cloud cover in September: 31
The month with the most cloud cover is December (Cloud cover 42).
The month with the least cloud cover is October (Cloud cover 28).
Average visibility in September
Harts, 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).





