September weather forecast
Woodstock, GA

Weather in September

September, the first month of the autumn in Woodstock, is still a warm month, with an average temperature varying between 83.7°F (28.7°C) and 64.9°F (18.3°C).

Temperature

In Woodstock, Georgia, the average high-temperature in September slightly decreases from a tropical 89.1°F (31.7°C) in August to a warm 83.7°F (28.7°C). In Woodstock, the average low-temperature is 64.9°F (18.3°C).

Heat index

In September, the average heat index is appraised at a hot 89.6°F (32°C). Constant exposure and activity lead to possible fatigue. Prolonged exercise may result in heat cramps.
Take into consideration that the heat index values are calculated for shade and light wind conditions. With exposure to direct sunlight, the heat index may be increased by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel', 'feels like', 'felt air temperature', or 'apparent temperature', is what the temperature feels like to the human body when the air temperature is combined with the relative humidity. This effect is subjective, depending on the activity and individual's heat perception influenced by various reasons (wind, clothing, differences in body mass, height, and shape). Bear in mind that direct sunshine exposure increases weather impact, and may raise heat index by up to 15 Fahrenheit (8 Celsius) degrees. Heat index values are especially crucial for babies and toddlers. Children are often less aware of the need to rest and re-hydrate. Thirst is a late sign of dehydration - it is vital to remain hydrated, particularly during prolonged physical activities.

Humidity

In September, the average relative humidity is 71%.

Rainfall

In Woodstock, in September, it is raining for 13.5 days, with typically 2.99" (76mm) of accumulated precipitation. In Woodstock, during the entire year, the rain falls for 186.9 days and collects up to 45.59" (1158mm) of precipitation.

Snowfall

April through October are months without snowfall in Woodstock.

Daylight

The average length of the day in September in Woodstock is 12h and 22min.
On the first day of the month, sunrise is at 7:11 am and sunset at 8:04 pm. On the last day of September, in Woodstock, sunrise is at 7:31 am and sunset at 7:24 pm EDT.

Sunshine

In Woodstock, the average sunshine in September is 8.4h.

UV index

In Woodstock, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium vulnerability from exposure to the Sun's UV rays for average individuals.
Note: In September, the average maximum UV index of 5 translate into the following recommendations:
Take precautions - Protection against sun damage is advised. The solar radiation is most powerful near the mid-day, so the exposure to the direct Sun should be reduced accordingly. On bright days sunglasses that block both UVA and UVB rays should be worn. A hat with a wide brim is extremely helpful, as it can prevent roughly 50% of UV radiation from reaching the eyes.
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FAQ

What is the temperature in September in Woodstock?

In September, the average high-temperature is 83.7°F (28.7°C), and the average low-temperature is 64.9°F (18.3°C). in September, the average heat index (a.k.a. 'apparent temperature', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, is appraised at 89.6°F (32°C).

What is the average humidity in September in Woodstock?

In September, the average relative humidity in Woodstock is 71%.

How much does it rain in Woodstock in September?

In Woodstock, in September, it is raining for 13.5 days, with typically 2.99" (76mm) of accumulated precipitation.

When it does not snow in Woodstock?

April through October are months without snowfall.

How many hours of daylight does Woodstock have in September?

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

What time are sunrise and sunset in September in Woodstock?

On the first day of September, sunrise is at 7:11 am and sunset at 8:04 pm. On the last day of the month, sunrise is at 7:31 am and sunset at 7:24 pm EDT.

How many hours of sunshine does Woodstock have in September?

In September, the average sunshine duration is 8.4h.

What is the UV index intensity in September in Woodstock?

In September, the average daily maximum UV index in Woodstock, Georgia, is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to Sun's UV rays.
Average humidity
Average rainfall days
Average snowfall
Average snowfall days
Average sunshine
Average sunshine days
Average UV index
Average cloud cover
Average visibility

Average temperature in September
Woodstock, GA

Average temperature in September - Woodstock, GA
  • Average high temperature in September: 83.7°F

The warmest month (with the highest average high temperature) is July (90.1°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (70.2°F).
The coldest month (with the lowest average low temperature) is January (33.6°F).

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Average pressure in September
Woodstock, GA

Average pressure in September - Woodstock, GA
  • Average pressure in September: 30.03"Hg

The months with the highest atmospheric pressure are January and November (30.16"Hg).
The month with the lowest atmospheric pressure is June (29.99"Hg).

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Average wind speed in September
Woodstock, GA

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

The windiest month (with the highest average wind speed) is January (8mph).
The calmest month (with the lowest average wind speed) is August (4.5mph).

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Average humidity in September
Woodstock, GA

Average humidity in September - Woodstock, GA
  • Average humidity in September: 71%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July and August (70%).

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Average rainfall in September
Woodstock, GA

Average rainfall in September - Woodstock, GA
  • Average rainfall in September: 2.99"

The wettest month (with the highest rainfall) is August (5.47").
The driest month (with the least rainfall) is October (2.44").

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Average rainfall days in September
Woodstock, GA

Average rainfall days in September - Woodstock, GA
  • Average rainfall days in September: 13.5 days

The month with the highest number of rainy days is July (21.8 days).
The month with the least rainy days is November (10.2 days).

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Average snowfall in September
Woodstock, GA

Average snowfall in September - Woodstock, 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 and October (0").

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Average snowfall days in September
Woodstock, GA

Average snowfall days in September - Woodstock, 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
Woodstock, GA

Average daylight in September / Average sunshine in September - Woodstock, GA
  • Average daylight in September: 12h and 22min

The month with the longest days is June (Average daylight: 14h and 23min).
The month with the shortest days is December (Average daylight: 9h and 56min).

  • Average sunshine in September: 8h and 24min

The months with the most sunshine are June and July (Average sunshine: 10h and 24min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in September
Woodstock, GA

Average sunshine days in September - Woodstock, GA
  • Average sunshine days in September: 14.3 days

The month with the most sunshine days is October (18.7 days).
The month with the least sunshine days is July (8.1 days).

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Average UV index in September
Woodstock, GA

Average UV index in September - Woodstock, 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
Woodstock, GA

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

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

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Average visibility in September
Woodstock, GA

Average visibility in September - Woodstock, 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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