September weather forecast
Treillage, GA

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Weather in September

September, the first month of the autumn in Treillage, is still a warm month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 65.1°F (18.4°C).

Temperature

Treillage, Georgia, experiences an average high-temperature of a warm 83.7°F (28.7°C) with the onset of September, subtly varied from August's 88.5°F (31.4°C). Throughout September, an average nighttime temperature of 65.1°F (18.4°C) is experienced.

Heat index

September's average heat index is evaluated at a hot 91.4°F (33°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
One should consider that heat index numbers are for shaded settings and light wind. Exposing to direct sunshine may enhance heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'feels like', blends air temperature and moisture content to represent the felt temperature to humans. The influence of weather is personal, differing among a variety of individuals based on differences in body mass, stature, and the level of physical activity. Exposure to direct sun rays can influence the heat you feel, pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are particularly important for children. Children often do not understand the need to rest and hydrate. Thirst is a late manifestation of dehydration - therefore, it is essential to stay hydrated, particularly during prolonged physical activities.

Humidity

The average relative humidity in September in Treillage is 73%.

Rainfall

In Treillage, Georgia, in September, during 13.7 rainfall days, 2.76" (70mm) of precipitation is typically accumulated. In Treillage, during the entire year, the rain falls for 179.7 days and collects up to 39.76" (1010mm) of precipitation.

Snowfall

In Treillage, snow does not fall in April through October.

Daylight

The average length of the day in September in Treillage is 12h and 22min.
On the first day of September, sunrise is at 7:12 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:23 pm EDT.

Sunshine

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

UV index

The months with the highest UV index in Treillage are May through September, with an average maximum UV index of 6. A UV Index estimate of 6 to 7 represents a high health risk from exposure to the Sun's UV rays for ordinary individuals.
Note: The UV index of 6 during September leads to these advisories:
Implement precautions and maintain sun safety methods. Avoidance of sunburn is demanded. Avoid exposure to the Sun and try to stay in the shade between 10 a.m. and 4 p.m., when UV radiation is most potent, but be aware that parasols or canopies may not offer full protection. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Treillage in September?

During September, Treillage experiences an average high-temperature of 83.7°F (28.7°C) and a low-temperature of 65.1°F (18.4°C). The average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which calculates the temperature value influenced by the moisture in the air, in September is evaluated at 91.4°F (33°C).

What is the average humidity in September in Treillage?

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

How many days does it rain in September in Treillage?

In Treillage, during September, the rain falls for 13.7 days and regularly aggregates up to 2.76" (70mm) of precipitation.

When it does not snow in Treillage?

In Treillage, Georgia, snow does not fall in April through October.

How many hours of daylight does Treillage have in September?

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

When are sunrise and sunset in September in Treillage?

In September, on the first day of the month, sunrise is at 7:12 am and sunset at 8:03 pm. On the last day of the month, in Treillage, Georgia, sunrise is at 7:32 am and sunset at 7:23 pm EDT.

How many hours of sunshine does Treillage have in September?

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

What are the months with the highest UV index in Treillage?

May through September, with an average maximum UV index of 6, are months with the highest UV index in Treillage, Georgia.

What is the UV index reading in September in Treillage?

The average daily maximum UV index in September in Treillage, Georgia, is 6. A UV Index estimate 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
Treillage, GA

Average temperature in September - Treillage, GA
  • Average high temperature in September: 83.7°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 (51.6°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).

Average pressure in September
Treillage, GA

Average pressure in September - Treillage, 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 (29.99"Hg).

Average wind speed in September
Treillage, GA

Average wind speed in September - Treillage, GA
  • Average wind speed in September: 4.8mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

Average humidity in September
Treillage, GA

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

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
Treillage, GA

Average rainfall in September - Treillage, GA
  • Average rainfall in September: 2.76"

The wettest month (with the highest rainfall) is August (5.04").
The driest month (with the least rainfall) is October (2.13").

Average rainfall days in September
Treillage, GA

Average rainfall days in September - Treillage, GA
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is October (9.5 days).

Average snowfall in September
Treillage, GA

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

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Treillage, GA

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

The month with the highest number of snowfall days is January (0.9 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
Treillage, GA

Average daylight in September / Average sunshine in September - Treillage, 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 36min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

Average sunshine days in September
Treillage, GA

Average sunshine days in September - Treillage, GA
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (7 days).

Average UV index in September
Treillage, GA

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

The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September
Treillage, GA

Average cloud cover in September - Treillage, GA
  • Average cloud cover in September: 32

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
Treillage, GA

Average visibility in September - Treillage, 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).

Treillage, Georgia, USA

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