September weather forecast
South Thompson, GA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in South Thompson, Georgia, with an average temperature fluctuating between 85.1°F (29.5°C) and 68.4°F (20.2°C).

Temperature

South Thompson registers an average high-temperature of a warm 85.1°F (29.5°C) at the commencement of September, closely related to the preceding month. South Thompson observes an average nighttime temperature of 68.4°F (20.2°C) during September.

Heat index

The heat index value during September is computed to be a torrid 95°F (35°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Be advised, the heat index considers values for conditions in shade and with a light breeze. Heat index values may rise by up to 15 Fahrenheit (8 Celsius) degrees when exposed to direct sunlight.
Note: The heat index, also known as 'real feel' or 'felt air temperature', is a calculated temperature value of how hot it feels when the moisture in the air is factored in. Elements such as metabolic variations, being pregnant, and physical activity can impact one's weather perception. When directly under the sun, the weather's impact can intensify, possibly boosting the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are highly critical to babies and toddlers. Kids are usually in more danger than grown-ups as they tend to sweat less. Plus, their bigger skin surface in relation to their small frames and increased heat generation due to their activity level make them more susceptible.
Perspiration is the human body's physiological response to high temperatures and is an attempt to lower body temperature through evaporation of sweat. 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 heat isn't effectively managed, risks of dehydration and overheating amplify.

Humidity

The months with the highest humidity in South Thompson, Georgia, are August, September and December, with an average relative humidity of 76%.

Rainfall

In South Thompson, during September, the rain falls for 16.3 days and regularly aggregates up to 2.13" (54mm) of precipitation. Throughout the year, in South Thompson, there are 176.8 rainfall days, and 33.98" (863mm) of precipitation is accumulated.

Snowfall

In South Thompson, Georgia, snow does not fall in March through December.

Daylight

The average length of the day in September is 12h and 21min.
On the first day of September in South Thompson, sunrise is at 7:05 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:15 pm EDT.

Sunshine

In September, the average sunshine in South Thompson, Georgia, is 8.6h.

UV index

In South Thompson, Georgia, the average daily maximum UV index in September is 6. A UV Index of 6 to 7 symbolizes a high threat to health from unsafe exposure to UV radiation for average individuals.
Note: The daily high UV index of 6 during September translates into the following recommendations:
Deflect overexposure. Sun protection is a necessity. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. Employ a hat with a wide brim for robust protection, cutting UV exposure by half.
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Frequently asked questions

Is it hot in South Thompson during September?

In September, in South Thompson, the average high-temperature is 85.1°F (29.5°C), and the average low-temperature is 68.4°F (20.2°C). The average heat index (a.k.a. 'real feel', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is computed to be 95°F (35°C).

What are the most humid months in South Thompson?

August, September and December, with an average relative humidity of 76%, are most humid months in South Thompson, Georgia.

What is the average humidity in September in South Thompson?

The average relative humidity in September is 76%.

How many days does it rain in September in South Thompson?

In September, in South Thompson, Georgia, the rain falls for 16.3 days. Throughout September, 2.13" (54mm) of precipitation is accumulated.

When it does not snow in South Thompson?

In South Thompson, Georgia, snow does not fall in March through December.

What is the average length of the day in September in South Thompson?

The average day length in September in South Thompson, Georgia, is 12h and 21min.

When is the sunrise / sunset in September in South Thompson?

On the first day of September in South Thompson, sunrise is at 7:05 am and sunset at 7:53 pm. On the last day of the month, sunrise is at 7:23 am and sunset at 7:15 pm EDT.

How long on average sun shines in September in South Thompson?

In South Thompson, the average sunshine duration in September is 8.6h.

What is the UV index intensity in September in South Thompson?

In South Thompson, the average daily maximum UV index in September is 6. A UV Index value of 6 to 7 symbolizes 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
South Thompson, GA

Average temperature in September - South Thompson, GA
  • Average high temperature in September: 85.1°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 (56.8°F).

  • Average low temperature in September: 68.4°F

The month with the highest average low temperature is July (73.4°F).
The coldest month (with the lowest average low temperature) is January (40.6°F).

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Average pressure in September
South Thompson, GA

Average pressure in September - South Thompson, 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
South Thompson, GA

Average wind speed in September - South Thompson, GA
  • Average wind speed in September: 6.1mph

The windiest month (with the highest average wind speed) is March (8mph).
The calmest month (with the lowest average wind speed) is August (5.6mph).

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Average humidity in September
South Thompson, GA

Average humidity in September - South Thompson, GA
  • Average humidity in September: 76%

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

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Average rainfall in September
South Thompson, GA

Average rainfall in September - South Thompson, GA
  • Average rainfall in September: 2.13"

The wettest month (with the highest rainfall) is August (3.94").
The driest month (with the least rainfall) is November (1.69").

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Average rainfall days in September
South Thompson, GA

Average rainfall days in September - South Thompson, GA
  • Average rainfall days in September: 16.3 days

The month with the highest number of rainy days is July (23.1 days).
The month with the least rainy days is November (8.2 days).

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Average snowfall in September
South Thompson, GA

Average snowfall in September - South Thompson, GA
  • Average snowfall in September: 0"

The months with the highest snowfall are January and February (0.08").
The months with the least snowfall are March, April, May, June, July, August, September, October, November and December (0").

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Average snowfall days in September
South Thompson, GA

Average snowfall days in September - South Thompson, GA
  • Average snowfall days in September: 0 days

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

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Average daylight in September /
Average sunshine in September
South Thompson, GA

Average daylight in September / Average sunshine in September - South Thompson, GA
  • Average daylight in September: 12h and 2min

The month with the longest days is June (Average daylight: 14h and 12min).
The month with the shortest days is December (Average daylight: 10h and 6min).

  • 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
South Thompson, GA

Average sunshine days in September - South Thompson, GA
  • Average sunshine days in September: 11.1 days

The month with the most sunshine days is November (19.7 days).
The month with the least sunshine days is August (5.6 days).

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Average UV index in September
South Thompson, GA

Average UV index in September - South Thompson, 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
South Thompson, GA

Average cloud cover in September - South Thompson, 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
South Thompson, GA

Average visibility in September - South Thompson, 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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South Thompson, Georgia, USA

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