September weather forecast
Sandy Springs, AL

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Weather in September

The first month of the autumn, September, is also a moderately hot month in Sandy Springs, Alabama, with an average temperature fluctuating between 62.6°F (17°C) and 82.9°F (28.3°C).

Temperature

September's average high-temperature stands at a moderately hot 82.9°F (28.3°C), showing little deviation from August's 87.6°F (30.9°C). In the month of September, Sandy Springs experiences an average low-temperature of 62.6°F (17°C).

Heat index

The heat index value during September is computed to be a tropical 89.6°F (32°C). With sustained exposure and activity, exhaustion becomes probable, resulting in heat cramps.
Observations indicate that the heat index values are for shady locations with light wind. Direct sunlight exposure may cause a 15 Fahrenheit (8 Celsius) degrees rise in the heat index.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is a fusion of air temperature and moisture levels to demonstrate the sensation of heat. A person's impression of weather can be swayed by numerous aspects, among them metabolic variations, pregnancy, and activity levels. When you're directly under the sun's rays, remember that the heat index may surge by 15 Fahrenheit (8 Celsius) degrees. Heat index values are extremely vital to babies and toddlers. Youngsters often neglect the necessity for rest and hydration. Thirst is a sign of advancing dehydration - thus the importance of maintaining hydration, specifically during long-lasting physical activities.

Humidity

In Sandy Springs, the average relative humidity in September is 75%.

Rainfall

In September, the rain falls for 14.2 days. Throughout September, 2.72" (69mm) of precipitation is accumulated. In Sandy Springs, during the entire year, the rain falls for 181.2 days and collects up to 41.06" (1043mm) of precipitation.

Snowfall

In Sandy Springs, snow does not fall in April through October.

Daylight

In Sandy Springs, the average length of the day in September is 12h and 22min.
On the first day of the month, sunrise is at 6:16 am and sunset at 7:07 pm. On the last day of September, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

Sunshine

In Sandy Springs, the average sunshine in September is 8.5h.

UV index

The average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health hazard from exposure to the Sun's UV rays for ordinary individuals.
Note: A typical high UV index of 5 in September suggests the following recommendations:
Exercise prevention - Warding off sunburn is urged. Sun's radiation is most powerful around mid-day, so it's best to limit outdoor activities during this time. A wide-brimmed hat is a staple for defending the face, eyes, ears, and neck from the Sun.
Updated: Aug 17, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is September?

In September, in Sandy Springs, the average high-temperature is 82.9°F (28.3°C), and the average low-temperature is 62.6°F (17°C). The average heat index (a.k.a. 'felt air temperature', 'apparent temperature'), which represents the influence of relative humidity on air temperature, in September is computed to be 89.6°F (32°C).

What is the average humidity in September?

In Sandy Springs, the average relative humidity in September is 75%.

How many days does it rain in September in Sandy Springs?

In Sandy Springs, in September, during 14.2 rainfall days, 2.72" (69mm) of precipitation is typically accumulated.

When it does not snow?

In Sandy Springs, snow does not fall in April through October.

What is the average length of the day in September?

The average day length in September is 12h and 22min.

What time are sunrise and sunset in September?

On the first day of September, sunrise is at 6:16 am and sunset at 7:07 pm. On the last day of the month, sunrise is at 6:36 am and sunset at 6:27 pm CDT.

How long on average sun shines in September?

In Sandy Springs, the average sunshine duration in September is 8.5h.

What is the UV index intensity in September?

In Sandy Springs, Alabama, the average daily maximum UV index in September is 5. A UV Index of 3 to 5 symbolizes a medium health risk 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
Sandy Springs, AL

Average temperature in September - Sandy Springs, AL
  • Average high temperature in September: 82.9°F

The warmest month (with the highest average high temperature) is July (88.7°F).
The month with the lowest average high temperature is January (48.9°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).

Average pressure in September
Sandy Springs, AL

Average pressure in September - Sandy Springs, AL
  • Average pressure in September: 30.02"Hg

The month with the highest atmospheric pressure is January (30.17"Hg).
The month with the lowest atmospheric pressure is June (29.98"Hg).

Average wind speed in September
Sandy Springs, AL

Average wind speed in September - Sandy Springs, AL
  • Average wind speed in September: 4.5mph

The windiest month (with the highest average wind speed) is February (7.3mph).
The calmest month (with the lowest average wind speed) is August (4.1mph).

Average humidity in September
Sandy Springs, AL

Average humidity in September - Sandy Springs, AL
  • Average humidity in September: 75%

The month with the highest relative humidity is December (80%).
The month with the lowest relative humidity is October (74%).

Average rainfall in September
Sandy Springs, AL

Average rainfall in September - Sandy Springs, AL
  • Average rainfall in September: 2.72"

The wettest months (with the highest rainfall) are February and December (4.06").
The driest month (with the least rainfall) is October (2.56").

Average rainfall days in September
Sandy Springs, AL

Average rainfall days in September - Sandy Springs, AL
  • Average rainfall days in September: 14.2 days

The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is November (9.8 days).

Average snowfall in September
Sandy Springs, AL

Average snowfall in September - Sandy Springs, AL
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.79").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Sandy Springs, AL

Average snowfall days in September - Sandy Springs, AL
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is February (1.4 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
Sandy Springs, AL

Average daylight in September / Average sunshine in September - Sandy Springs, AL
  • 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 months with the most sunshine are June and July (Average sunshine: 10h and 36min).
The month with the least sunshine is February (Average sunshine: 4h and 48min).

Average sunshine days in September
Sandy Springs, AL

Average sunshine days in September - Sandy Springs, AL
  • Average sunshine days in September: 13.4 days

The month with the most sunshine days is October (19.1 days).
The month with the least sunshine days is July (8 days).

Average UV index in September
Sandy Springs, AL

Average UV index in September - Sandy Springs, AL
  • 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).

Average cloud cover in September
Sandy Springs, AL

Average cloud cover in September - Sandy Springs, AL
  • Average cloud cover in September: 31

The month with the most cloud cover is February (Cloud cover 48).
The month with the least cloud cover is June (Cloud cover 30).

Average visibility in September
Sandy Springs, AL

Average visibility in September - Sandy Springs, AL
  • Average visibility in September: 6mi

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

Sandy Springs, Alabama, USA

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