September weather forecast
Oakbrook, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Oakbrook, Georgia, with temperature in the range of an average low of 64.9°F (18.3°C) and an average high of 84.7°F (29.3°C).

Temperature

Oakbrook's weather in September, with an average high-temperature of a moderately hot 84.7°F (29.3°C), subtly shifts from August's 89.2°F (31.8°C). The average temperature in Oakbrook during September nights dips to a refreshing 64.9°F (18.3°C).

Heat index

September's average heat index is estimated at a hot 93.2°F (34°C). Adopt enhanced safety measures, heat exhaustion and heat cramps could occur. Continuous activity may induce heatstroke.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'apparent temperature', takes into account both air temperature and humidity to illustrate what people actually feel. This effect is subjective, differing among individuals based on their physical activity and perception of heat, which can be influenced by factors like wind, clothing, and metabolic variances. Keep it in mind, direct sunlight can augment the heat you experience, possibly pushing the heat index up by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Kids often lack the knowledge about the necessity to take breaks and consume liquids. Thirst, as a late symptom of dehydration, necessitates the maintenance of hydration, particularly during enduring physical activities.

Humidity

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

Rainfall

In Oakbrook, Georgia, in September, during 10.2 rainfall days, 0.79" (20mm) of precipitation is typically accumulated. Throughout the year, there are 132.6 rainfall days, and 14.41" (366mm) of precipitation is accumulated.

Snowfall

March through December are months without snowfall in Oakbrook.

Daylight

The average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 7:10 am and sunset at 8:01 pm. On the last day of September, sunrise is at 7:30 am and sunset at 7:21 pm EDT.

Sunshine

The average sunshine in September in Oakbrook, Georgia, is 8.6h.

UV index

In Oakbrook, 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: The UV index of 5 during September translates into the following guidance:
Stay alert. Light-skinned people could suffer burns in less than 30 minutes. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. Protect your eyes, ears, face, and neck from the Sun by wearing a wide-brimmed hat.
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Frequently asked questions

Is it hot in Oakbrook during September?

September temperatures in Oakbrook vary between a high-temperature of 84.7°F (29.3°C) and a low-temperature of 64.9°F (18.3°C). The average heat index (a.k.a. 'felt air temperature', 'feels like'), which combines relative humidity and air temperature, in September is estimated at 93.2°F (34°C).

What is the average humidity in September in Oakbrook?

In September, the average relative humidity is 73%.

How many days does it rain in September in Oakbrook?

In Oakbrook, in September, during 10.2 rainfall days, 0.79" (20mm) of precipitation is typically accumulated.

When it does not snow in Oakbrook?

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

How many hours of daylight does Oakbrook have in September?

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

What time are sunrise and sunset in September in Oakbrook?

In September, on the first day of the month, sunrise is at 7:10 am and sunset at 8:01 pm. On the last day of the month, sunrise is at 7:30 am and sunset at 7:21 pm EDT.

How many hours of sunshine does Oakbrook have in September?

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

What is the UV index reading in September in Oakbrook?

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a moderate health threat from exposure to the Sun's 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
Oakbrook, GA

Average temperature in September - Oakbrook, GA
  • Average high temperature in September: 84.7°F

The warmest month (with the highest average high temperature) is July (90.9°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 64.9°F

The month with the highest average low temperature is July (70.7°F).
The coldest month (with the lowest average low temperature) is January (35.6°F).

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Average pressure in September
Oakbrook, GA

Average pressure in September - Oakbrook, 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).

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Average wind speed in September
Oakbrook, GA

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

The windiest month (with the highest average wind speed) is January (7.6mph).
The calmest month (with the lowest average wind speed) is August (4.3mph).

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Average humidity in September
Oakbrook, GA

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

The month with the highest relative humidity is December (77%).
The months with the lowest relative humidity are October and November (72%).

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Average rainfall in September
Oakbrook, GA

Average rainfall in September - Oakbrook, GA
  • Average rainfall in September: 0.79"

The wettest month (with the highest rainfall) is August (2.2").
The driest month (with the least rainfall) is October (0.75").

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Average rainfall days in September
Oakbrook, GA

Average rainfall days in September - Oakbrook, GA
  • Average rainfall days in September: 10.2 days

The month with the highest number of rainy days is July (18 days).
The month with the least rainy days is November (6 days).

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Average snowfall in September
Oakbrook, GA

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

The month with the highest snowfall is January (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
Oakbrook, GA

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

The months with the highest number of snowfall days are January and February (0.4 days).
The months with the least snowfall days are March, April, May, June, July, August, September, October and December (0 days).

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

Average daylight in September / Average sunshine in September - Oakbrook, 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 6min).

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Average sunshine days in September
Oakbrook, GA

Average sunshine days in September - Oakbrook, GA
  • Average sunshine days in September: 17.9 days

The month with the most sunshine days is October (22.5 days).
The month with the least sunshine days is July (10.8 days).

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Average UV index in September
Oakbrook, GA

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

The month with the highest UV index is June (UV index 7).
The months with the lowest UV index are January and December (UV index 2).

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Average cloud cover in September
Oakbrook, GA

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

The month with the most cloud cover is December (Cloud cover 45).
The months with the least cloud cover are June and October (Cloud cover 31).

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Average visibility in September
Oakbrook, GA

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

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