September weather forecast
Swainsboro, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Swainsboro, Georgia, with temperature in the range of an average low of 68°F (20°C) and an average high of 84.7°F (29.3°C).

Temperature

The arrival of September is marked by an average high-temperature of a warm 84.7°F (29.3°C), bearing a close resemblance to August. In the month of September, the nighttime temperature in Swainsboro dips to a steady average of 68°F (20°C).

Heat index

Throughout September, the heat index is evaluated at a fiery hot 95°F (35°C). Special measures are necessary to avoid heat cramps and heat exhaustion. Persistent activity could result in heatstroke.
In the scope of the heat index, its values resonate with shade and light wind conditions. Heat index values have the potential to be boosted by 15 Fahrenheit (8 Celsius) degrees due to direct sunlight.
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. The effect is experienced differently by individuals, hinging on unique characteristics such as body mass, stature, and level of activity. Awareness is key; direct sunlight can enhance the weather's impact, possibly boosting the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely significant for children. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.
The body's inherent cooling system operates through perspiration, wherein evaporating sweat offsets excessive heat. With excessive moisture in the atmosphere, the effectiveness of the evaporation process is decreased, causing the body to cool down less efficiently, leading to a sensation of overheating. If the body retains more heat than it can expel, the increasing temperature can lead to heat-related conditions.

Humidity

In September, the average relative humidity in Swainsboro is 76%.

Rainfall

In Swainsboro, Georgia, in September, during 13.3 rainfall days, 0.94" (24mm) of precipitation is typically accumulated. In Swainsboro, during the entire year, the rain falls for 132.8 days and collects up to 15.24" (387mm) of precipitation.

Snowfall

April through November are months without snowfall.

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 7:53 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:14 pm EDT.

Sunshine

The average sunshine in September is 8.6h.

UV index

In September, the average daily maximum UV index is 6. A UV Index of 6 to 7 symbolizes a high health hazard from unsafe exposure to UV radiation for ordinary individuals.
Note: The UV index of 6 during September translates into the following guidance:
Take precautions and adopt sun safety practices. Protection against sunburn is obliged. Avoid direct exposure to the Sun between 10 a.m. and 4 p.m., the peak period for UV radiation, noting that objects like parasols or canopies might not offer complete sun protection. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
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Frequently asked questions

Is it hot in Swainsboro during September?

In September, the average high-temperature and low-temperature are 84.7°F (29.3°C) and 68°F (20°C) respectively. In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 95°F (35°C).

What is the average humidity in September in Swainsboro?

The average relative humidity in September is 76%.

How many days does it rain in September in Swainsboro?

In Swainsboro, Georgia, in September, during 13.3 rainfall days, 0.94" (24mm) of precipitation is typically accumulated.

When it does not snow in Swainsboro?

In Swainsboro, snow does not fall in April through November.

How many hours of daylight does Swainsboro have in September?

In September, the average day length in Swainsboro is 12h and 22min.

When are sunrise and sunset in September in Swainsboro?

In September, on the first day of the month, sunrise is at 7:04 am and sunset at 7:53 pm. On the last day of the month, in Swainsboro, Georgia, sunrise is at 7:23 am and sunset at 7:14 pm EDT.

How many hours of sunshine does Swainsboro have in September?

The average sunshine duration in September in Swainsboro, Georgia, is 8.6h.

How high is the UV index in September in Swainsboro?

In Swainsboro, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Swainsboro, GA

Average temperature in September - Swainsboro, GA
  • Average high temperature in September: 84.7°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 (55.9°F).

  • Average low temperature in September: 68°F

The month with the highest average low temperature is July (73.2°F).
The coldest month (with the lowest average low temperature) is January (39.7°F).

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Average pressure in September
Swainsboro, GA

Average pressure in September - Swainsboro, GA
  • Average pressure in September: 30"Hg

The month with the highest atmospheric pressure is January (30.15"Hg).
The months with the lowest atmospheric pressure are June and August (29.98"Hg).

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Average wind speed in September
Swainsboro, GA

Average wind speed in September - Swainsboro, GA
  • Average wind speed in September: 6.2mph

The windiest months (with the highest average wind speed) are March and April (8.2mph).
The calmest month (with the lowest average wind speed) is August (5.7mph).

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Average humidity in September
Swainsboro, GA

Average humidity in September - Swainsboro, GA
  • Average humidity in September: 76%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January and November (71%).

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Average rainfall in September
Swainsboro, GA

Average rainfall in September - Swainsboro, GA
  • Average rainfall in September: 0.94"

The wettest month (with the highest rainfall) is August (2.17").
The driest month (with the least rainfall) is November (0.63").

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Average rainfall days in September
Swainsboro, GA

Average rainfall days in September - Swainsboro, GA
  • Average rainfall days in September: 13.3 days

The month with the highest number of rainy days is July (17.3 days).
The month with the least rainy days is November (5.6 days).

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Average snowfall days in September
Swainsboro, GA

Average snowfall days in September - Swainsboro, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.2 days).
The months with the least snowfall days are April, May, June, July, August, September, October and November (0 days).

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Average daylight in September /
Average sunshine in September
Swainsboro, GA

Average daylight in September / Average sunshine in September - Swainsboro, 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 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 18min).

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Average sunshine days in September
Swainsboro, GA

Average sunshine days in September - Swainsboro, GA
  • Average sunshine days in September: 14.1 days

The month with the most sunshine days is November (22.9 days).
The month with the least sunshine days is June (10.6 days).

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Average UV index in September
Swainsboro, GA

Average UV index in September - Swainsboro, 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 and December (UV index 3).

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Average cloud cover in September
Swainsboro, GA

Average cloud cover in September - Swainsboro, GA
  • Average cloud cover in September: 32

The months with the most cloud cover are February and December (Cloud cover 41).
The month with the least cloud cover is October (Cloud cover 28).

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Average visibility in September
Swainsboro, GA

Average visibility in September - Swainsboro, 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).

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Swainsboro, Georgia, USA

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