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
Commerce's progression into September involves a minor drop in the average high-temperature, slightly receding from a hot 88.9°F (31.6°C) in August to a warm 83.5°F (28.6°C). Commerce records an average low-temperature of 63.3°F (17.4°C) throughout the month of September.Heat index
The heat index value during September is estimated at a hot 89.6°F (32°C). Exhaustion becomes probable with enduring exposure and activity, potentially causing heat cramps.Heat index details are generally centered around shaded locations and a mild breeze. A rise of up to 15 Fahrenheit (8 Celsius) degrees in the heat index could result from direct sunlight.
Note: The heat index, also known as 'apparent temperature' or 'felt air temperature', shows a temperature sensation when both heat and moisture conditions are combined. A person's impression of weather can be shaped by several aspects, among them metabolic variations, pregnancy, and levels of physical activity. Sunshine, when direct, has the potential to intensify weather effects, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. 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.
Humidity
The average relative humidity in September in Commerce is 73%.Rainfall
September is the month with the least rainfall. Rain falls for 11.6 days and accumulates 1.54" (39mm) of precipitation.Snowfall
April through November are months without snowfall in Commerce.Daylight
In September, the average length of the day is 12h and 22min.On the first day of September, sunrise is at 7:07 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:18 pm EDT.
Sunshine
In September, the average sunshine in Commerce is 8.6h.UV index
In Commerce, 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 average person.Note: A maximum high daily UV index of 5 during September translates into the following directions:
Be vigilant - A duty to shield skin and eyes from injury exists. Midday Sun has the strongest UV rays, making it crucial to limit exposure and find shade. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Frequently asked questions
Is it hot in Commerce during September?
What is the average humidity in September in Commerce?
What is the driest month in Commerce?
How much does it rain in Commerce in September?
When it does not snow in Commerce?
How many hours of daylight does Commerce have in September?
What time are sunrise and sunset in September in Commerce?
How many hours of sunshine does Commerce have in September?
What is the UV index reading in September in Commerce?
Average temperature in September
Commerce, 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 (50°F).
- Average low temperature in September: 63.3°F
The month with the highest average low temperature is July (69.3°F).
The coldest month (with the lowest average low temperature) is January (34.3°F).
Average pressure in September
Commerce, GA
- Average pressure in September: 30.03"Hg
The months with the highest atmospheric pressure are January and November (30.15"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).
Average wind speed in September
Commerce, GA
- Average wind speed in September: 4.6mph
The windiest month (with the highest average wind speed) is January (7.1mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Commerce, GA
- Average humidity in September: 73%
The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are July and October (72%).
Average rainfall in September
Commerce, GA
- Average rainfall in September: 1.54"
The wettest month (with the highest rainfall) is December (2.99").
The driest month (with the least rainfall) is September (1.54").
Average rainfall days in September
Commerce, GA
- Average rainfall days in September: 11.6 days
The month with the highest number of rainy days is August (17.5 days).
The month with the least rainy days is October (8.5 days).
Average snowfall in September
Commerce, GA
- Average snowfall in September: 0"
The month with the highest snowfall is February (0.59").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").
Average snowfall days in September
Commerce, GA
- Average snowfall days in September: 0 days
The months with the highest number of snowfall days are January and February (1 days).
The months with the least snowfall days are May, June, July, August, September, October and November (0 days).
Average daylight in September /
Average sunshine in September
Commerce, 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 4min
The month with the most sunshine is July (Average sunshine: 10h and 54min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Commerce, GA
- Average sunshine days in September: 17 days
The month with the most sunshine days is October (21.3 days).
The month with the least sunshine days is July (11.9 days).
Average UV index in September
Commerce, 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
Commerce, GA
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 43).
The month with the least cloud cover is June (Cloud cover 28).
Average visibility in September
Commerce, GA
- Average visibility in September: 6mi
The months with the highest visibility are January, February, March, April, June, July, August, September, October, November and December (6mi).
The month with the lowest visibility is May (5mi).
Commerce, Georgia, USA
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