September weather forecast
Sandown Creek, GA

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Weather in September

September, the first month of the autumn in Sandown Creek, is still a warm month, with temperature in the range of an average high of 83.7°F (28.7°C) and an average low of 65.1°F (18.4°C).

Temperature

September's arrival shows an average high-temperature of a moderately hot 83.7°F (28.7°C), hardly different from the previous month. September brings an average low-temperature of 65.1°F (18.4°C) to Sandown Creek.

Heat index

In September, the average heat index is estimated at a tropical 91.4°F (33°C). Undertake extra safety actions, heat cramps and heat exhaustion are expected. Heatstroke may result from lengthy activity.
Be informed that the heat index values are oriented around shady conditions and gentle breezes. Heat index values might soar by up to 15 Fahrenheit (8 Celsius) degrees with exposure to direct sunshine.
Note: The heat index, also known as 'real feel' or 'felt air temperature', measures the perceived warmth when incorporating the humidity present in the air. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. Consider the fact that direct sun exposure can influence how hot one feels, potentially raising the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are largely significant for babies and toddlers. Children often fail to recognize the requirement to rest and rehydrate. Thirst, being a late symptom of dehydration, underlines the importance of maintaining hydration, especially during ongoing physical activities.

Humidity

The average relative humidity in September is 73%.

Rainfall

In Sandown Creek, during September, the rain falls for 13.7 days and regularly aggregates up to 2.76" (70mm) of precipitation. In Sandown Creek, during the entire year, the rain falls for 179.7 days and collects up to 39.76" (1010mm) of precipitation.

Snowfall

April through October are months without snowfall.

Daylight

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

Sunshine

In September, the average sunshine is 8.6h.

UV index

May through September, with an average maximum UV index of 6, are months with the highest UV index. A UV Index of 6 to 7 symbolizes a high health risk from exposure to the Sun's UV rays for average individuals.
Note: In September, an average UV index of 6 transforms into the following instructions:
Prevent overexposure. Protection from the sun's harmful effects is needed. Stay in the shade and limit direct Sun exposure from 10 a.m. to 4 p.m., a time when UV radiation is particularly strong. Remember, however, that shade structures may not provide complete protection. For excellent sun protection for the eyes, ears, face, and neck, consider a wide-brim hat.
Updated: Aug 29, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in September?

The average high-temperature, in September, in Sandown Creek, is 83.7°F (28.7°C), while the average low-temperature is 65.1°F (18.4°C). The average heat index (a.k.a. 'felt air temperature', 'real feel'), which calculates the temperature value influenced by the moisture in the air, in September is estimated at 91.4°F (33°C).

What is the average humidity in September?

The average relative humidity in September is 73%.

How much does it rain in September?

In September, the rain falls for 13.7 days. Throughout September, 2.76" (70mm) of precipitation is accumulated.

When it does not snow?

In Sandown Creek, snow does not fall in April through October.

What is the average length of the day in September?

In Sandown Creek, Georgia, 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 7:12 am and sunset at 8:03 pm. On the last day of the month, sunrise is at 7:32 am and sunset at 7:23 pm EDT.

How long on average sun shines in September?

The average sunshine duration in September is 8.6h.

When is the highest UV index?

May through September, with an average maximum UV index of 6, are months with the highest UV index in Sandown Creek.

How high is the UV index in September?

The average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high 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
Sandown Creek, GA

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

The warmest month (with the highest average high temperature) is July (89.8°F).
The month with the lowest average high temperature is January (51.6°F).

  • Average low temperature in September: 65.1°F

The month with the highest average low temperature is July (70.5°F).
The coldest month (with the lowest average low temperature) is January (35.4°F).

Average pressure in September
Sandown Creek, GA

Average pressure in September - Sandown Creek, 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).

Average wind speed in September
Sandown Creek, GA

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

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).

Average humidity in September
Sandown Creek, GA

Average humidity in September - Sandown Creek, GA
  • Average humidity in September: 73%

The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are October and November (72%).

Average rainfall in September
Sandown Creek, GA

Average rainfall in September - Sandown Creek, GA
  • Average rainfall in September: 2.76"

The wettest month (with the highest rainfall) is August (5.04").
The driest month (with the least rainfall) is October (2.13").

Average rainfall days in September
Sandown Creek, GA

Average rainfall days in September - Sandown Creek, GA
  • Average rainfall days in September: 13.7 days

The month with the highest number of rainy days is July (22.8 days).
The month with the least rainy days is October (9.5 days).

Average snowfall in September
Sandown Creek, GA

Average snowfall in September - Sandown Creek, GA
  • Average snowfall in September: 0"

The month with the highest snowfall is January (0.47").
The months with the least snowfall are April, May, June, July, August, September and October (0").

Average snowfall days in September
Sandown Creek, GA

Average snowfall days in September - Sandown Creek, GA
  • Average snowfall days in September: 0 days

The month with the highest number of snowfall days is January (0.9 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
Sandown Creek, GA

Average daylight in September / Average sunshine in September - Sandown Creek, 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 0min).

Average sunshine days in September
Sandown Creek, GA

Average sunshine days in September - Sandown Creek, GA
  • Average sunshine days in September: 14.2 days

The month with the most sunshine days is October (20.8 days).
The month with the least sunshine days is July (7 days).

Average UV index in September
Sandown Creek, GA

Average UV index in September - Sandown Creek, GA
  • Average UV index in September: 6

The months with the highest UV index are May, June, July, August and September (UV index 6).
The months with the lowest UV index are January, February and December (UV index 3).

Average cloud cover in September
Sandown Creek, GA

Average cloud cover in September - Sandown Creek, GA
  • Average cloud cover in September: 32

The month with the most cloud cover is December (Cloud cover 46).
The months with the least cloud cover are June and October (Cloud cover 31).

Average visibility in September
Sandown Creek, GA

Average visibility in September - Sandown Creek, 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).

Sandown Creek, Georgia, USA

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