September weather forecast
Flat Creek, GA

Share

Weather in September

September, the first month of the autumn in Flat Creek, is still a warm month, with an average temperature varying between 63.1°F (17.3°C) and 83.1°F (28.4°C).

Temperature

Flat Creek indicates an average high-temperature of a moderately hot 83.1°F (28.4°C) in September, showing minor variation from August's 88.2°F (31.2°C). September nights observe an average temperature dip to a comfortable 63.1°F (17.3°C).

Heat index

In September, the average heat index is evaluated at a tropical 89.6°F (32°C). Enduring exposure and ongoing activity could cause a sense of fatigue and subsequent heat cramps.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Direct sunlight might cause an increase of up to 15 Fahrenheit (8 Celsius) degrees in the heat index.
Note: The heat index, also known as 'apparent temperature' or 'real feel', is a single figure representing how weather conditions feel when combining temperature and humidity. Factors such as metabolic variations, being pregnant, and physical activity can impact an individual's weather perception. Should you be directly under the sun, anticipate a possible increase in the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values hold particular significance for children. Young individuals are generally in more danger than adults due to their lower capacity to sweat. Moreover, their large skin surface in relation to their small bodies and the increased heat generation from their activities makes them more vulnerable.

Humidity

In Flat Creek, Georgia, the average relative humidity in September is 73%.

Rainfall

In Flat Creek, in September, it is raining for 13.6 days, with typically 2.56" (65mm) of accumulated precipitation. Throughout the year, in Flat Creek, there are 180.6 rainfall days, and 42.4" (1077mm) of precipitation is accumulated.

Snowfall

In Flat Creek, snow does not fall in April through October.

Daylight

In September, the average length of the day is 12h and 23min.
On the first day of the month, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:20 pm EDT.

Sunshine

In Flat Creek, the average sunshine in September is 8.6h.

UV index

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium health hazard from exposure to the Sun's UV radiation for the average person.
Note: In September, the maximum UV index of 5 suggests this advice:
Put precautions into practice - Guidance to elude sunburn is provided. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Shield yourself from the harmful effects of UV radiation with sun-protective attire, a hat, and quality sunglasses.
Updated: Aug 12, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

September temperatures vary between a high-temperature of 83.1°F (28.4°C) and a low-temperature of 63.1°F (17.3°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in September is evaluated at 89.6°F (32°C).

What is the average humidity in September?

The average relative humidity in September is 73%.

How many days does it rain in September?

In Flat Creek, in September, it is raining for 13.6 days, with typically 2.56" (65mm) of accumulated precipitation.

When it does not snow in Flat Creek?

April through October are months without snowfall in Flat Creek, Georgia.

What is the average length of the day in September in Flat Creek?

In September, the average day length is 12h and 23min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:20 pm EDT.

How many hours of sunshine does Flat Creek have in September?

The average sunshine duration in September is 8.6h.

What is the UV index intensity in September in Flat Creek?

In September, the average daily maximum UV index is 5. A UV Index of 3 to 5 symbolizes a medium health risk from unsafe exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average daylight
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Flat Creek, GA

Average temperature in September - Flat Creek, GA
  • Average high temperature in September: 83.1°F

The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48.7°F).

  • Average low temperature in September: 63.1°F

The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

Average pressure in September
Flat Creek, GA

Average pressure in September - Flat Creek, 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
Flat Creek, GA

Average wind speed in September - Flat Creek, GA
  • Average wind speed in September: 4.7mph

The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

Average humidity in September
Flat Creek, GA

Average humidity in September - Flat Creek, GA
  • Average humidity in September: 73%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July and October (72%).

Average rainfall in September
Flat Creek, GA

Average rainfall in September - Flat Creek, GA
  • Average rainfall in September: 2.56"

The wettest month (with the highest rainfall) is August (4.61").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in September
Flat Creek, GA

Average rainfall days in September - Flat Creek, GA
  • Average rainfall days in September: 13.6 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is October (9.6 days).

Average snowfall in September
Flat Creek, GA

Average snowfall in September - Flat Creek, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Flat Creek, GA

Average snowfall days in September - Flat Creek, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.7 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
Flat Creek, GA

Average daylight in September / Average sunshine in September - Flat Creek, 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 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).

Average sunshine days in September
Flat Creek, GA

Average sunshine days in September - Flat Creek, GA
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is July (7.7 days).

Average UV index in September
Flat Creek, GA

Average UV index in September - Flat Creek, 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
Flat Creek, GA

Average cloud cover in September - Flat Creek, GA
  • Average cloud cover in September: 31

The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 29).

Average visibility in September
Flat Creek, GA

Average visibility in September - Flat Creek, 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).

Flat Creek, Georgia, USA

Weather forecast for your location

1. Click Locate me button
2. Allow the app to use your location