September weather forecast
Shellnut, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Shellnut, Georgia, with an average temperature fluctuating between 64.9°F (18.3°C) and 84.7°F (29.3°C).

Temperature

Shellnut experiences a minor change to a warm 84.7°F (29.3°C) in average high-temperature during September, closely reflecting August. Nightly temperatures drop to an average low of 64.9°F (18.3°C) in September.

Heat index

The heat index value for September is evaluated at a hot 93.2°F (34°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
For clarity, heat index numbers account for light winds and areas under shade. 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 'felt air temperature' or 'real feel', unifies temperature and humidity readings to offer a comprehensive feel of warmth. Additional elements including metabolic differences, the level of physical activity, and attire have a role in shaping the individual's temperature perception. Take note that direct exposure to the sun can increase the felt temperature, possibly adding 15 Fahrenheit (8 Celsius) degrees to the heat index. Heat index values hold great significance to children. Kids frequently fail to realize the necessity for resting and hydrating. Thirst is an advanced indication of dehydration - hence, maintaining hydration, especially during extended physical activities, becomes essential.

Humidity

In September, the average relative humidity is 74%.

Rainfall

In Shellnut, Georgia, in September, during 11.7 rainfall days, 1.18" (30mm) of precipitation is typically accumulated. Throughout the year, there are 148.5 rainfall days, and 21.3" (541mm) of precipitation is accumulated.

Snowfall

In Shellnut, snow does not fall in March through November.

Daylight

In Shellnut, the average length of the day in September is 12h and 22min.
On the first day of September, sunrise is at 7:15 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:25 pm EDT.

Sunshine

In September, the average sunshine is 8.6h.

UV index

The average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high health hazard from exposure to the Sun's UV radiation for ordinary individuals.
Note: The UV index of 6 during September leads to these advisories:
Act on precautions and pay attention to sun safety recommendations. Avoidance of sunburn is obligatory. The Sun's UV radiation is most potent between 10 a.m. and 4 p.m. Try to limit direct exposure to the Sun during this period. Select sunglasses that boast both UVA and UVB protection to limit the adverse effects of the sun on the eyes.
Updated: Jul 31, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In Shellnut, 84.7°F (29.3°C) is the average high-temperature and 64.9°F (18.3°C) is the average low-temperature during September. The average heat index (a.k.a. 'real feel', 'felt air temperature'), which combines air temperature and relative humidity, in September is evaluated at 93.2°F (34°C).

What is the average humidity in September?

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

How many days does it rain in September?

In Shellnut, in September, it is raining for 11.7 days, with typically 1.18" (30mm) of accumulated precipitation.

When it does not snow?

In Shellnut, snow does not fall in March through November.

What is the average length of the day in September?

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

When is the sunrise / sunset in September?

In September, on the first day of the month, sunrise is at 7:15 am and sunset at 8:05 pm. On the last day of the month, sunrise is at 7:34 am and sunset at 7:25 pm EDT.

How many hours of sunshine does Shellnut have in September?

In September, the average sunshine duration is 8.6h.

How high is the UV index in September?

In September, the average daily maximum UV index is 6. A UV Index value of 6 to 7 symbolizes a high health vulnerability from exposure to the Sun's UV radiation.
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
Shellnut, GA

Average temperature in September - Shellnut, GA
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (52.3°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (70.3°F).
The coldest month (with the lowest average low temperature) is January (36.1°F).

Average pressure in September
Shellnut, GA

Average pressure in September - Shellnut, 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
Shellnut, GA

Average wind speed in September - Shellnut, GA
  • Average wind speed in September: 4.9mph

The windiest months (with the highest average wind speed) are January and February (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Shellnut, GA

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

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

Average rainfall in September
Shellnut, GA

Average rainfall in September - Shellnut, GA
  • Average rainfall in September: 1.18"

The wettest month (with the highest rainfall) is July (2.8").
The driest month (with the least rainfall) is October (1.02").

Average rainfall days in September
Shellnut, GA

Average rainfall days in September - Shellnut, GA
  • Average rainfall days in September: 11.7 days

The month with the highest number of rainy days is August (20.8 days).
The month with the least rainy days is November (7.1 days).

Average snowfall in September
Shellnut, GA

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

The months with the highest snowfall are January and February (0.2").
The months with the least snowfall are March, April, May, June, July, August, September, October and November (0").

Average snowfall days in September
Shellnut, GA

Average snowfall days in September - Shellnut, 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, October and November (0 days).

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

Average daylight in September / Average sunshine in September - Shellnut, 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 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 6min).

Average sunshine days in September
Shellnut, GA

Average sunshine days in September - Shellnut, GA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (22 days).
The month with the least sunshine days is July (8.3 days).

Average UV index in September
Shellnut, GA

Average UV index in September - Shellnut, GA
  • Average UV index in September: 6

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September
Shellnut, GA

Average cloud cover in September - Shellnut, 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 October (Cloud cover 31).

Average visibility in September
Shellnut, GA

Average visibility in September - Shellnut, 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).

Shellnut, Georgia, USA

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