September weather forecast
Jeffersonville, GA

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Weather in September

September, the first month of the autumn in Jeffersonville, is also a moderately hot month, with an average temperature fluctuating between 85.1°F (29.5°C) and 67.5°F (19.7°C).

Temperature

In September, Jeffersonville experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 89.6°F (32°C) in August to a warm 85.1°F (29.5°C). During September, Jeffersonville experiences a consistent low-temperature average of 67.5°F (19.7°C).

Heat index

For most parts of September, the heat index is evaluated at a sweltering 95°F (35°C). Take more preventive steps, risk of heat exhaustion and heat cramps is elevated. Long activity may culminate in heatstroke.
Heat index readings emphasize conditions of light breezes and shaded spots. With direct sunlight, the heat index could increase by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', is an aggregate value of air's warmth and moisture to show the human-felt temperature. An individual's perception of weather can be affected by a variety of elements including metabolic differences, being pregnant, and their level of physical exertion. Direct exposure to the sun's rays can enhance the felt temperature, increasing the heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values remain especially vital for babies and toddlers. 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.
Sweat evaporation, driven by perspiration, is the method the human body uses to rid itself of excessive warmth. When the air holds a significant amount of moisture, the efficiency of the evaporation process is decreased, preventing the body from cooling down efficiently, leading to the sensation of overheating. When body temperature rises due to excess heat gain beyond its removal capability, one might experience heat-related disorders.

Humidity

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

Rainfall

The month with the least rainfall in Jeffersonville is September, when the rain falls for 12.6 days and typically collects 1.54" (39mm) of precipitation.

Snowfall

April through December are months without snowfall in Jeffersonville.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:08 am and sunset at 7:57 pm. On the last day of September, in Jeffersonville, Georgia, sunrise is at 7:27 am and sunset at 7:18 pm EDT.

Sunshine

In September, the average sunshine in Jeffersonville is 8.6h.

UV index

In Jeffersonville, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes a high health risk from unsafe exposure to UV radiation for ordinary individuals.
Note: The daily maximum UV index of 6 in September interprets into the following advice:
Continue precautions and advocate sun safety advice. Deterrence of sunburn is indispensable. Avoid direct Sun exposure and seek shade between 10 a.m. and 4 p.m., when UV radiation is at its peak, but keep in mind that not all shade structures provide complete protection. Tightly woven clothing, when worn loosely, shields effectively against the Sun.
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Frequently asked questions

How hot is it in Jeffersonville in September?

The high-temperature, in September, in Jeffersonville, records 85.1°F (29.5°C), while the low-temperature is 67.5°F (19.7°C). The average heat index (a.k.a. 'real feel', 'apparent temperature'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 95°F (35°C).

What is the average humidity in September in Jeffersonville?

The average relative humidity in September in Jeffersonville, Georgia, is 73%.

What is the driest month in Jeffersonville?

September is the month with the least rainfall in Jeffersonville. Rain falls for 12.6 days and accumulates 1.54" (39mm) of precipitation.

How much does it rain in Jeffersonville in September?

In September, in Jeffersonville, the rain falls for 12.6 days. Throughout September, 1.54" (39mm) of precipitation is accumulated.

When it does not snow in Jeffersonville?

April through December are months without snowfall in Jeffersonville, Georgia.

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

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

When is the sunrise / sunset in September in Jeffersonville?

In September, on the first day of the month, sunrise is at 7:08 am and sunset at 7:57 pm. On the last day of the month, sunrise is at 7:27 am and sunset at 7:18 pm EDT.

How many hours of sunshine does Jeffersonville have in September?

In Jeffersonville, Georgia, the average sunshine duration in September is 8.6h.

What is the UV index reading in September in Jeffersonville?

In September, the average daily maximum UV index in Jeffersonville is 6. A UV Index reading of 6 to 7 represents a high hazard to health 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
Jeffersonville, GA

Average temperature in September - Jeffersonville, GA
  • Average high temperature in September: 85.1°F

The warmest month (with the highest average high temperature) is July (90.7°F).
The month with the lowest average high temperature is January (54.9°F).

  • Average low temperature in September: 67.5°F

The month with the highest average low temperature is July (73°F).
The coldest month (with the lowest average low temperature) is January (38.8°F).

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Average pressure in September
Jeffersonville, GA

Average pressure in September - Jeffersonville, GA
  • Average pressure in September: 30.01"Hg

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

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Average wind speed in September
Jeffersonville, GA

Average wind speed in September - Jeffersonville, GA
  • Average wind speed in September: 5.8mph

The windiest months (with the highest average wind speed) are January and February (8.3mph).
The calmest month (with the lowest average wind speed) is August (5.2mph).

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Average humidity in September
Jeffersonville, GA

Average humidity in September - Jeffersonville, GA
  • Average humidity in September: 73%

The month with the highest relative humidity is December (76%).
The months with the lowest relative humidity are January, October and November (71%).

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Average rainfall in September
Jeffersonville, GA

Average rainfall in September - Jeffersonville, GA
  • Average rainfall in September: 1.54"

The wettest months (with the highest rainfall) are August and December (2.8").
The driest month (with the least rainfall) is September (1.54").

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Average rainfall days in September
Jeffersonville, GA

Average rainfall days in September - Jeffersonville, GA
  • Average rainfall days in September: 12.6 days

The month with the highest number of rainy days is July (18.8 days).
The month with the least rainy days is November (7.4 days).

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Average snowfall in September
Jeffersonville, GA

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

The month with the highest snowfall is January (0.24").
The months with the least snowfall are April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
Jeffersonville, GA

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

The months with the highest number of snowfall days are January and February (0.3 days).
The months with the least snowfall days are April, May, June, July, August, September, October, November and December (0 days).

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

Average daylight in September / Average sunshine in September - Jeffersonville, 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 48min).
The month with the least sunshine is December (Average sunshine: 5h and 24min).

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Average sunshine days in September
Jeffersonville, GA

Average sunshine days in September - Jeffersonville, GA
  • Average sunshine days in September: 15.3 days

The month with the most sunshine days is November (21.2 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in September
Jeffersonville, GA

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

The months with the highest UV index are June and July (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
Jeffersonville, GA

Average cloud cover in September - Jeffersonville, GA
  • Average cloud cover in September: 31

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

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Average visibility in September
Jeffersonville, GA

Average visibility in September - Jeffersonville, 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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Jeffersonville, Georgia, USA

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