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
In September, Kelleytown experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 88.9°F (31.6°C) in August to a moderately hot 84.6°F (29.2°C). Kelleytown experiences an average temperature drop to a comfortable 65.3°F (18.5°C) during September nights.Heat index
For September, the heat index is evaluated at a hot 93.2°F (34°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.It is important to note that the heat index values are for shaded areas and light wind scenarios. The heat index could see an increase by 15 Fahrenheit (8 Celsius) degrees under direct sunshine.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a measure of how hot it feels when the actual air humidity is factored in. The perception of temperature can be subjective, varying based on activity and individual heat sensitivity, influenced by factors like wind, attire, and metabolic variations. Be mindful that being in direct sunlight might mean feeling hotter, with the heat index rising by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly relevant 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 Kelleytown, the average relative humidity in September is 73%.Rainfall
In Kelleytown, in September, it is raining for 13.6 days, with typically 2.44" (62mm) of accumulated precipitation. In Kelleytown, during the entire year, the rain falls for 179.5 days and collects up to 40.08" (1018mm) of precipitation.Snowfall
In Kelleytown, snow does not fall in April through October.Daylight
The average length of the day in September is 12h and 22min.On the first day of the month, sunrise is at 7:10 am and sunset at 8:01 pm. On the last day of September, in Kelleytown, sunrise is at 7:30 am and sunset at 7:21 pm EDT.
Sunshine
In Kelleytown, the average sunshine in September is 8.5h.UV index
In Kelleytown, Georgia, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes a medium health hazard from unsafe exposure to UV radiation for the average person.Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. The intensity of the Sun's UV radiation during midday suggests reducing time spent outdoors. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
How hot is it in Kelleytown in September?
What is the average humidity in September in Kelleytown?
How many days does it rain in September in Kelleytown?
When it does not snow in Kelleytown?
How many hours of daylight does Kelleytown have in September?
When are sunrise and sunset in September in Kelleytown?
How many hours of sunshine does Kelleytown have in September?
What is the UV index intensity in September in Kelleytown?
Average temperature in September
Kelleytown, GA
- Average high temperature in September: 84.6°F
The warmest month (with the highest average high temperature) is July (90.5°F).
The month with the lowest average high temperature is January (51.6°F).
- Average low temperature in September: 65.3°F
The month with the highest average low temperature is July (71.1°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).
Average pressure in September
Kelleytown, GA
- Average pressure in September: 30.02"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
Kelleytown, GA
- Average wind speed in September: 4.8mph
The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).
Average humidity in September
Kelleytown, GA
- Average humidity in September: 73%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are October and November (72%).
Average rainfall in September
Kelleytown, GA
- Average rainfall in September: 2.44"
The wettest month (with the highest rainfall) is August (5.24").
The driest month (with the least rainfall) is October (2.17").
Average rainfall days in September
Kelleytown, GA
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (22.3 days).
The month with the least rainy days is November (9.5 days).
Average snowfall in September
Kelleytown, GA
- Average snowfall in September: 0"
The month with the highest snowfall is January (0.39").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Kelleytown, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is February (0.9 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
Kelleytown, GA
- Average daylight in September: 12h and 2min
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 3min
The months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 6min).
Average sunshine days in September
Kelleytown, GA
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (7.1 days).
Average UV index in September
Kelleytown, 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, February, November and December (UV index 3).
Average cloud cover in September
Kelleytown, GA
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 45).
The months with the least cloud cover are June and October (Cloud cover 31).
Average visibility in September
Kelleytown, 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).
Kelleytown, Georgia, USA
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