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
Dacula, Georgia, experiences a recorded average high-temperature of a warm 83.5°F (28.6°C) in September, closely aligned with August's 88.7°F (31.5°C). Throughout the month of September, Dacula expects an average low of 64.6°F (18.1°C).Heat index
The heat index value during September is appraised at a hot 89.6°F (32°C). Extended exposure and activity might lead to tiredness, potentially resulting in heat cramps.Regarding the heat index, one should be aware it's determined by shaded settings and mild winds. A rise in the heat index by 15 Fahrenheit (8 Celsius) degrees may result from direct sunlight exposure.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', represents the fusion of temperature and moisture in the air to suggest how warm it feels. The impact of weather on an individual can be subjective, affected by the person's activity and heat perception, which can vary due to elements including wind, clothing, and metabolic differences. Awareness of direct sun exposure is crucial as it has the potential to heighten the weather's effects, pushing up the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are essentially critical for children. Young kids are often more at risk than adults as they tend to perspire less. Besides, their skin surface is larger relative to their small bodies, and their increased heat output from their active lifestyle compounds their risk.
Humidity
In September, the average relative humidity is 72%.Rainfall
In Dacula, Georgia, in September, it is raining for 12.9 days, with typically 2.52" (64mm) of accumulated precipitation. In Dacula, during the entire year, the rain falls for 177.7 days and collects up to 42.28" (1074mm) of precipitation.Snowfall
April through October are months without snowfall.Daylight
The average length of the day in September in Dacula is 12h and 22min.On the first day of the month, sunrise is at 7:09 am and sunset at 8:00 pm. On the last day of September, in Dacula, sunrise is at 7:29 am and sunset at 7:20 pm EDT.
Sunshine
The average sunshine in September is 8.5h.UV index
In Dacula, the average daily maximum UV index in September is 5. A UV Index value of 3 to 5 symbolizes 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:
Ensure safety - Sun damage prevention is strongly urged. The Sun is at its harshest during midday; protect yourself by staying in shaded areas and minimizing exposure. 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
Is it hot during September?
What is the average humidity in September?
How much does it rain in Dacula in September?
When it does not snow?
What is the average length of the day in September in Dacula?
When are sunrise and sunset in September?
How many hours of sunshine does Dacula have in September?
What is the UV index intensity in September in Dacula?
Average temperature in September
Dacula, GA
- Average high temperature in September: 83.5°F
The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.8°F).
- Average low temperature in September: 64.6°F
The month with the highest average low temperature is July (70°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in September
Dacula, 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
Dacula, GA
- Average wind speed in September: 4.9mph
The windiest month (with the highest average wind speed) is January (7.7mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).
Average humidity in September
Dacula, GA
- Average humidity in September: 72%
The month with the highest relative humidity is December (77%).
The month with the lowest relative humidity is July (71%).
Average rainfall in September
Dacula, GA
- Average rainfall in September: 2.52"
The wettest month (with the highest rainfall) is August (4.92").
The driest month (with the least rainfall) is October (2.24").
Average rainfall days in September
Dacula, GA
- Average rainfall days in September: 12.9 days
The month with the highest number of rainy days is July (20.8 days).
The month with the least rainy days is October (9.7 days).
Average snowfall in September
Dacula, GA
- Average snowfall in September: 0"
The month with the highest snowfall is February (1.18").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Dacula, GA
- Average snowfall days in September: 0 days
The month with the highest number of snowfall days is January (1.5 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
Dacula, GA
- Average daylight in September: 12h and 2min
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 3min
The month with the most sunshine is July (Average sunshine: 10h and 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).
Average sunshine days in September
Dacula, GA
- Average sunshine days in September: 15.6 days
The month with the most sunshine days is October (20.2 days).
The month with the least sunshine days is July (8.1 days).
Average UV index in September
Dacula, 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
Dacula, GA
- Average cloud cover in September: 32
The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 30).
Average visibility in September
Dacula, 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).
Dacula, Georgia, USA
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