September weather forecast
Barnesville, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Barnesville, Georgia, with an average temperature fluctuating between 84.4°F (29.1°C) and 65.7°F (18.7°C).

Temperature

As August transitions into September, the average high-temperature rests at a warm 84.4°F (29.1°C), maintaining a close resemblance to the previous month. In September, Barnesville experiences a temperature dip to an average of 65.7°F (18.7°C) at night.

Heat index

The heat index value for September is appraised at a hot 93.2°F (34°C). Heightened safety actions are necessary, heat cramps and heat exhaustion are probable. Persistent activity may lead to heatstroke.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Direct sunlight exposure may result in a rise of the heat index by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'real feel', quantifies the warmth felt when relative humidity is considered. The effect is personal, with varied weather perceptions among individuals due to differences in body mass, stature, and physical activity. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are quite important for babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In Barnesville, the average relative humidity in September is 74%.

Rainfall

In Barnesville, in September, it is raining for 15 days, with typically 2.72" (69mm) of accumulated precipitation. Throughout the year, in Barnesville, there are 183.9 rainfall days, and 42.24" (1073mm) of precipitation is accumulated.

Snowfall

April through November are months without snowfall in Barnesville.

Daylight

In Barnesville, the average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 7:11 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:22 pm EDT.

Sunshine

The average sunshine in September is 8.4h.

UV index

In September, the average daily maximum UV index is 5. A UV Index value of 3 to 5 symbolizes a moderate health risk from unprotected exposure to Sun's UV rays for the average person.
Note: The daily maximum UV index of 5 in September interprets into the following advice:
Be vigilant - Preventing sunburn is recommended. The Sun is most powerful around mid-day, so it's a good practice to reduce direct exposure. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot does it get in Barnesville in September?

Barnesville in September has an average high-temperature of 84.4°F (29.1°C) and an average low-temperature of 65.7°F (18.7°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which combines relative humidity and air temperature, in September is appraised at 93.2°F (34°C).

What is the average humidity in September in Barnesville?

The average relative humidity in September is 74%.

How much does it rain in Barnesville in September?

In Barnesville, in September, it is raining for 15 days, with typically 2.72" (69mm) of accumulated precipitation.

When it does not snow in Barnesville?

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

What is the average length of the day in September in Barnesville?

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

When is the sunrise / sunset in September in Barnesville?

In September, on the first day of the month, sunrise is at 7:11 am and sunset at 8:01 pm. On the last day of the month, in Barnesville, Georgia, sunrise is at 7:30 am and sunset at 7:22 pm EDT.

How long on average sun shines in September in Barnesville?

The average sunshine duration in September in Barnesville is 8.4h.

What is the UV index intensity in September in Barnesville?

The average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate vulnerability from 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
Barnesville, GA

Average temperature in September - Barnesville, GA
  • Average high temperature in September: 84.4°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 (52.5°F).

  • Average low temperature in September: 65.7°F

The month with the highest average low temperature is July (70.9°F).
The coldest month (with the lowest average low temperature) is January (36.9°F).

Average pressure in September
Barnesville, GA

Average pressure in September - Barnesville, 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 (29.98"Hg).

Average wind speed in September
Barnesville, GA

Average wind speed in September - Barnesville, GA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

Average humidity in September
Barnesville, GA

Average humidity in September - Barnesville, GA
  • Average humidity in September: 74%

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are January, October and November (72%).

Average rainfall in September
Barnesville, GA

Average rainfall in September - Barnesville, GA
  • Average rainfall in September: 2.72"

The wettest month (with the highest rainfall) is August (5.16").
The driest month (with the least rainfall) is October (2.32").

Average rainfall days in September
Barnesville, GA

Average rainfall days in September - Barnesville, GA
  • Average rainfall days in September: 15 days

The month with the highest number of rainy days is July (23 days).
The month with the least rainy days is November (9.6 days).

Average snowfall in September
Barnesville, GA

Average snowfall in September - Barnesville, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (0.35").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Barnesville, GA

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

The month with the highest number of snowfall days is January (0.8 days).
The months with the least snowfall days are April, May, June, July, August, September and October (0 days).

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

Average daylight in September / Average sunshine in September - Barnesville, 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 2min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in September
Barnesville, GA

Average sunshine days in September - Barnesville, GA
  • Average sunshine days in September: 13.1 days

The month with the most sunshine days is October (19.4 days).
The month with the least sunshine days is July (6.1 days).

Average UV index in September
Barnesville, GA

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

Average cloud cover in September
Barnesville, GA

Average cloud cover in September - Barnesville, GA
  • Average cloud cover in September: 33

The month with the most cloud cover is December (Cloud cover 46).
The months with the least cloud cover are June and October (Cloud cover 31).

Average visibility in September
Barnesville, GA

Average visibility in September - Barnesville, GA
  • Average visibility in September: 6mi

The months with the highest visibility are January, February, March, April, May, June, July, September, October, November and December (6mi).
The month with the lowest visibility is August (5mi).

Barnesville, Georgia, USA

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