September weather forecast
Sugar Hill, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Sugar Hill, Georgia, with temperature in the range of an average low of 64.2°F (17.9°C) and an average high of 83.1°F (28.4°C).

Temperature

Sugar Hill's progression into September involves a minor drop in the average high-temperature, slightly receding from a tropical 88.5°F (31.4°C) in August to a moderately hot 83.1°F (28.4°C). In Sugar Hill, September nights cool down to an average of 64.2°F (17.9°C).

Heat index

The heat index in September is estimated at a hot 89.6°F (32°C). If exposure and activity are sustained, they might cause a feeling of weariness, resulting in heat cramps.
When referencing the heat index, its values are suitable for shady environments and light breezes. Direct sunlight has the potential to heighten heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'real feel' or 'apparent temperature', quantifies the warmth felt when relative humidity is considered. Additional elements encompassing metabolic differences, the degree of physical activity, and attire can impact the individual's perception of temperature. You should know that direct sun exposure can heighten weather effects, potentially elevating the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. In general, children are more at risk than adults because they sweat less. Furthermore, the large skin surface compared to their small bodies and the high heat production due to their actions contribute to this vulnerability.

Humidity

July through September, with an average relative humidity of 71%, are the least humid months in Sugar Hill, Georgia.

Rainfall

In September, the rain falls for 13.2 days. Throughout September, 2.6" (66mm) of precipitation is accumulated. In Sugar Hill, Georgia, during the entire year, the rain falls for 180.4 days and collects up to 43.11" (1095mm) of precipitation.

Snowfall

In Sugar Hill, snow does not fall in April through October.

Daylight

In Sugar Hill, the average length of the day in September is 12h and 22min.
On the first day of September in Sugar Hill, 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.

Sunshine

The average sunshine in September is 8.5h.

UV index

In Sugar Hill, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a medium vulnerability from exposure to the Sun's UV radiation for ordinary individuals.
Note: In September, the maximum UV index of 5 suggests this advice:
Heed the precautions - Suggestions to avoid sunburn are made. UV radiation from the Sun is most dangerous during midday; take precautions and seek shade. During bright days, sunglasses that offer UVA and UVB defense are recommended.
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Frequently asked questions

How hot is September in Sugar Hill?

In Sugar Hill, in September, the average high-temperature is 83.1°F (28.4°C), and the average low-temperature is 64.2°F (17.9°C). The average heat index (a.k.a. 'feels like', 'felt air temperature'), which takes the relative humidity and factors it into the air temperature reading, in September is estimated at 89.6°F (32°C).

What is the least humid month in Sugar Hill?

The months with the lowest humidity are July through September, with an average relative humidity of 71%.

What is the average humidity in September in Sugar Hill?

The average relative humidity in September is 71%.

How many days does it rain in September in Sugar Hill?

In Sugar Hill, Georgia, in September, during 13.2 rainfall days, 2.6" (66mm) of precipitation is typically accumulated.

When it does not snow in Sugar Hill?

April through October are months without snowfall in Sugar Hill, Georgia.

What is the average length of the day in September in Sugar Hill?

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

What time are sunrise and sunset in September in Sugar Hill?

On the first day of September in Sugar Hill, 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 long on average sun shines in September in Sugar Hill?

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

How high is the UV index in September in Sugar Hill?

In September, the average daily maximum UV index in Sugar Hill is 5. A UV Index reading of 3 to 5 represents 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
Sugar Hill, GA

Average temperature in September - Sugar Hill, GA
  • Average high temperature in September: 83.1°F

The warmest month (with the highest average high temperature) is July (89.6°F).
The month with the lowest average high temperature is January (49.1°F).

  • Average low temperature in September: 64.2°F

The month with the highest average low temperature is July (69.6°F).
The coldest month (with the lowest average low temperature) is January (33.8°F).

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Average pressure in September
Sugar Hill, GA

Average pressure in September - Sugar Hill, 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
Sugar Hill, GA

Average wind speed in September - Sugar Hill, GA
  • Average wind speed in September: 4.9mph

The windiest month (with the highest average wind speed) is January (7.8mph).
The calmest month (with the lowest average wind speed) is August (4.4mph).

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Average humidity in September
Sugar Hill, GA

Average humidity in September - Sugar Hill, 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, August and September (71%).

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Average rainfall in September
Sugar Hill, GA

Average rainfall in September - Sugar Hill, GA
  • Average rainfall in September: 2.6"

The wettest month (with the highest rainfall) is August (4.49").
The driest month (with the least rainfall) is October (2.28").

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Average rainfall days in September
Sugar Hill, GA

Average rainfall days in September - Sugar Hill, GA
  • Average rainfall days in September: 13.2 days

The month with the highest number of rainy days is July (20.1 days).
The month with the least rainy days is October (10 days).

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Average snowfall in September
Sugar Hill, GA

Average snowfall in September - Sugar Hill, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is February (1.14").
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
Sugar Hill, GA

Average snowfall days in September - Sugar Hill, 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
Sugar Hill, GA

Average daylight in September / Average sunshine in September - Sugar Hill, 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 months with the most sunshine are June and July (Average sunshine: 10h and 30min).
The month with the least sunshine is December (Average sunshine: 5h and 0min).

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Average sunshine days in September
Sugar Hill, GA

Average sunshine days in September - Sugar Hill, GA
  • Average sunshine days in September: 15.5 days

The month with the most sunshine days is October (19.5 days).
The month with the least sunshine days is July (8.9 days).

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Average UV index in September
Sugar Hill, GA

Average UV index in September - Sugar Hill, 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
Sugar Hill, GA

Average cloud cover in September - Sugar Hill, GA
  • Average cloud cover in September: 32

The months with the most cloud cover are February and December (Cloud cover 46).
The month with the least cloud cover is June (Cloud cover 30).

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Average visibility in September
Sugar Hill, GA

Average visibility in September - Sugar Hill, 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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Sugar Hill, Georgia, USA

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