September weather forecast
Vinings, GA

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Vinings, Georgia, with an average temperature ranging between max 84°F (28.9°C) and min 65.5°F (18.6°C).

Temperature

In the transition to September, Vinings observes a minor drop in the average high-temperature, shifting from a hot 89.4°F (31.9°C) in August to a warm 84°F (28.9°C). During the month of September, an average temperature of 65.5°F (18.6°C) is noted during the nights.

Heat index

The heat index value for September is evaluated at a tropical 89.6°F (32°C). If one endures exposure and continues to be active, it might result in tiredness and heat cramps.
Metrics for the heat index primarily focus on shaded spots and light wind conditions. Exposure to direct sunshine can increase heat index values by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'felt air temperature' or 'apparent temperature', is a measure that combines air temperature and relative humidity into a single value that indicates how hot the weather feels. This impact is subjective, influenced by the person's physical activity and individual heat perception, affected by factors including wind, attire, and metabolic differences. 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 hold particular significance for children. Children frequently underestimate the necessity to rest and hydrate. Thirst is a late sign of dehydration - thus, it is vital to stay hydrated, particularly during lengthy physical exercises.

Humidity

The average relative humidity in September is 69%.

Rainfall

In Vinings, in September, it is raining for 12.8 days, with typically 2.76" (70mm) of accumulated precipitation. In Vinings, during the entire year, the rain falls for 177.1 days and collects up to 41.93" (1065mm) of precipitation.

Snowfall

In Vinings, snow does not fall in April through November.

Daylight

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

Sunshine

In Vinings, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September in Vinings is 5. A UV Index of 3 to 5 symbolizes a moderate threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: In September, the maximum UV index of 5 transforms into these recommendations:
Be vigilant - Preventing sunburn is recommended. Given the potency of the midday Sun's UV radiation, one should avoid prolonged exposure. Sun-related eye harm can be minimized with proper sunglasses offering UVA and UVB coverage.
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Frequently asked questions

How hot does it get in Vinings in September?

In September, in Vinings, the average high-temperature is 84°F (28.9°C), and the average low-temperature is 65.5°F (18.6°C). In September, the average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which combines relative humidity and air temperature, is evaluated at 89.6°F (32°C).

What is the average humidity in September in Vinings?

In Vinings, Georgia, the average relative humidity in September is 69%.

How many days does it rain in September in Vinings?

In Vinings, Georgia, in September, during 12.8 rainfall days, 2.76" (70mm) of precipitation is typically accumulated.

When it does not snow in Vinings?

In Vinings, snow does not fall in April through November.

How many hours of daylight does Vinings have in September?

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

When is the sunrise / sunset in September in Vinings?

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 Vinings, Georgia, sunrise is at 7:32 am and sunset at 7:23 pm EDT.

How long on average sun shines in September in Vinings?

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

How high is the UV index in September in Vinings?

In September, the average daily maximum UV index in Vinings, Georgia, is 5. A UV Index of 3 to 5 symbolizes a moderate vulnerability from unprotected exposure to 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
Vinings, GA

Average temperature in September - Vinings, GA
  • Average high temperature in September: 84°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 (49.6°F).

  • Average low temperature in September: 65.5°F

The month with the highest average low temperature is July (71.4°F).
The coldest month (with the lowest average low temperature) is January (34.2°F).

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Average pressure in September
Vinings, GA

Average pressure in September - Vinings, 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
Vinings, GA

Average wind speed in September - Vinings, GA
  • Average wind speed in September: 5mph

The windiest month (with the highest average wind speed) is January (8.1mph).
The calmest months (with the lowest average wind speed) are July and August (4.7mph).

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Average humidity in September
Vinings, GA

Average humidity in September - Vinings, GA
  • Average humidity in September: 69%

The month with the highest relative humidity is December (78%).
The month with the lowest relative humidity is August (68%).

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Average rainfall in September
Vinings, GA

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

The wettest month (with the highest rainfall) is August (4.88").
The driest month (with the least rainfall) is October (2.24").

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Average rainfall days in September
Vinings, GA

Average rainfall days in September - Vinings, GA
  • Average rainfall days in September: 12.8 days

The month with the highest number of rainy days is July (19.6 days).
The month with the least rainy days is November (9.5 days).

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Average snowfall in September
Vinings, GA

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

The month with the highest snowfall is January (0.98").
The months with the least snowfall are April, May, June, July, August, September, October and November (0").

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Average snowfall days in September
Vinings, GA

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

The month with the highest number of snowfall days is January (1.6 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
Vinings, GA

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

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Average sunshine days in September
Vinings, GA

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

The month with the most sunshine days is October (20.1 days).
The month with the least sunshine days is July (9.6 days).

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Average UV index in September
Vinings, GA

Average UV index in September - Vinings, 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, February, November and December (UV index 3).

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Average cloud cover in September
Vinings, GA

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

The month with the most cloud cover is December (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 31).

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Average visibility in September
Vinings, GA

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

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