September weather forecast
Barrett, GA

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Weather in September

September, the first month of the autumn in Barrett, is also a moderately hot month, with an average temperature ranging between max 82.8°F (28.2°C) and min 62.6°F (17°C).

Temperature

September's onset sees an average high-temperature of a warm 82.8°F (28.2°C), exhibiting a slight fluctuation from the previous month. Throughout September, the temperature in Barrett, Georgia, tends to fall to a consistent average low of 62.6°F (17°C).

Heat index

The average heat index in September is computed to be a tropical 89.6°F (32°C). Constant activity during exposure could result in a state of weariness and possibly heat cramps.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', joins air temperature with relative humidity to produce a temperature perception for humans. The effect of weather is individual, with a variety of people experiencing it differently due to distinctions in body mass, height, and level of activity. 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 particularly relevant to children. Children frequently underestimate the importance of resting and drinking fluids. Thirst is a symptom of advanced dehydration - hence the need to hydrate regularly, especially during protracted physical exercises.

Humidity

The average relative humidity in September is 74%.

Rainfall

In September, the rain falls for 13.4 days. Throughout September, 2.52" (64mm) of precipitation is accumulated. In Barrett, during the entire year, the rain falls for 181.4 days and collects up to 41.93" (1065mm) of precipitation.

Snowfall

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

Daylight

The average length of the day in September is 12h and 23min.
On the first day of September, sunrise is at 7:09 am and sunset at 8:00 pm. On the last day of the month, sunrise is at 7:29 am and sunset at 7:20 pm EDT.

Sunshine

In September, the average sunshine is 8.5h.

UV index

In September, the average daily maximum UV index in Barrett is 5. A UV Index value of 3 to 5 symbolizes a medium vulnerability from unsafe exposure to UV radiation for the ordinary person.
Note: The maximum daily UV index of 5 in September converts into the following recommendations:
Be vigilant - A duty to shield skin and eyes from injury exists. Around midday, solar radiation is most harmful; hence, exposure should be limited. Sunglasses that guard against UVA and UVB rays are pivotal in minimizing sun-induced ocular damage.
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Frequently asked questions

How hot is September in Barrett?

Barrett in September has an average high-temperature of 82.8°F (28.2°C) and an average low-temperature of 62.6°F (17°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which factors the actual air temperature with the relative humidity, in September is computed to be 89.6°F (32°C).

What is the average humidity in September in Barrett?

The average relative humidity in September is 74%.

How many days does it rain in September in Barrett?

In Barrett, in September, it is raining for 13.4 days, with typically 2.52" (64mm) of accumulated precipitation.

When it does not snow in Barrett?

April through October are months without snowfall in Barrett.

How many hours of daylight does Barrett have in September?

In September, the average day length in Barrett is 12h and 23min.

When is the sunrise / sunset in September in Barrett?

In September, on the first day of the month, sunrise is at 7:09 am and sunset at 8:00 pm. On the last day of the month, in Barrett, sunrise is at 7:29 am and sunset at 7:20 pm EDT.

How long on average sun shines in September in Barrett?

In Barrett, Georgia, the average sunshine duration in September is 8.5h.

How high is the UV index in September in Barrett?

In September, the average daily maximum UV index in Barrett, Georgia, 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
Barrett, GA

Average temperature in September - Barrett, GA
  • Average high temperature in September: 82.8°F

The warmest month (with the highest average high temperature) is July (88.9°F).
The month with the lowest average high temperature is January (48.6°F).

  • Average low temperature in September: 62.6°F

The month with the highest average low temperature is July (68.5°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).

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Average pressure in September
Barrett, GA

Average pressure in September - Barrett, GA
  • Average pressure in September: 30.03"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).

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Average wind speed in September
Barrett, GA

Average wind speed in September - Barrett, GA
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is January (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).

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Average humidity in September
Barrett, GA

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

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July, August, October and November (73%).

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Average rainfall in September
Barrett, GA

Average rainfall in September - Barrett, GA
  • Average rainfall in September: 2.52"

The wettest month (with the highest rainfall) is December (4.25").
The driest month (with the least rainfall) is October (2.36").

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Average rainfall days in September
Barrett, GA

Average rainfall days in September - Barrett, GA
  • Average rainfall days in September: 13.4 days

The month with the highest number of rainy days is July (20.9 days).
The month with the least rainy days is October (10.1 days).

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Average snowfall in September
Barrett, GA

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

The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").

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Average snowfall days in September
Barrett, GA

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

The month with the highest number of snowfall days is February (1.7 days).
The months with the least snowfall days are May, June, July, August, September and October (0 days).

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

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

The month with the longest days is June (Average daylight: 14h and 24min).
The month with the shortest days is December (Average daylight: 9h and 54min).

  • Average sunshine in September: 8h and 3min

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 12min).

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Average sunshine days in September
Barrett, GA

Average sunshine days in September - Barrett, GA
  • Average sunshine days in September: 14.6 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (7.8 days).

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Average UV index in September
Barrett, GA

Average UV index in September - Barrett, GA
  • Average UV index in September: 5

The months with the highest UV index are May, June, July and August (UV index 6).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in September
Barrett, GA

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

The months with the most cloud cover are February and December (Cloud cover 44).
The month with the least cloud cover is June (Cloud cover 29).

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Average visibility in September
Barrett, GA

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

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

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Barrett, Georgia, USA

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