September weather forecast
Chestnutfield, GA

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Weather in September

The first month of the autumn, September, is still a warm month in Chestnutfield, Georgia, with an average temperature ranging between max 83.7°F (28.7°C) and min 65.1°F (18.4°C).

Temperature

In September, Chestnutfield experiences a barely noticeable shift in meteorological conditions, with average high-temperatures moving from 88.5°F (31.4°C) in August to a warm 83.7°F (28.7°C). Chestnutfield's temperature tends to fall to an average low of 65.1°F (18.4°C) during the nights of September.

Heat index

The heat index for September is calculated to be a hot 91.4°F (33°C). Ensure additional precautions, heat exhaustion and heat cramps may be expected. Heatstroke could occur from sustained activity.
Note that heat index values are valued for light wind and location in the shade. Direct sunlight might lead to a heat index increase by up to 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', takes into account both air temperature and humidity to illustrate what people actually feel. This effect tends to be personal, with the weather perception differing among individuals due to variations in body mass, height, and exertion. It is noteworthy to mention that direct sunlight exposure can augment the felt temperature, leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are of high significance for children. Young ones regularly neglect the requirement for rest and fluid replenishment. Thirst is a late stage of dehydration - so, it is necessary to keep hydrated, particularly during extended periods of physical exertion.

Humidity

The average relative humidity in September in Chestnutfield is 73%.

Rainfall

In September, in Chestnutfield, Georgia, the rain falls for 13.7 days. Throughout September, 2.76" (70mm) of precipitation is accumulated. Throughout the year, there are 179.7 rainfall days, and 39.76" (1010mm) of precipitation is accumulated.

Snowfall

April through October are months without snowfall.

Daylight

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

Sunshine

In Chestnutfield, the average sunshine in September 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 threat to health from unprotected exposure to Sun's UV rays for average individuals.
Note: The maximum daily UV index of 6 in September converts into the following recommendations:
Persist in precautions and follow sun safety policies. Keeping sunburn at bay is imperative. The Sun emits the most powerful UV radiation between 10 a.m. and 4 p.m. Try to avoid direct sunlight during this period. Boost your sun resistance with garments that are densely woven yet spacious.
Updated: Feb 10, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate

Frequently asked questions

How hot is it in Chestnutfield in September?

During September, Chestnutfield experiences an average high-temperature of 83.7°F (28.7°C) and a low-temperature of 65.1°F (18.4°C). In September, the average heat index (a.k.a. 'real feel', 'apparent temperature'), which factors the actual air temperature with the relative humidity, is calculated to be 91.4°F (33°C).

What is the average humidity in September in Chestnutfield?

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

How many days does it rain in September in Chestnutfield?

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

When it does not snow in Chestnutfield?

April through October are months without snowfall in Chestnutfield.

What is the average length of the day in September in Chestnutfield?

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

What time are sunrise and sunset in September in Chestnutfield?

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 many hours of sunshine does Chestnutfield have in September?

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

What are the months with the highest UV index in Chestnutfield?

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

How high is the UV index in September in Chestnutfield?

In Chestnutfield, Georgia, the average daily maximum UV index in September is 6. A UV Index reading of 6 to 7 represents a high health vulnerability 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
Chestnutfield, GA

Average temperature in September - Chestnutfield, 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
Chestnutfield, GA

Average pressure in September - Chestnutfield, 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
Chestnutfield, GA

Average wind speed in September - Chestnutfield, 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
Chestnutfield, GA

Average humidity in September - Chestnutfield, 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
Chestnutfield, GA

Average rainfall in September - Chestnutfield, 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
Chestnutfield, GA

Average rainfall days in September - Chestnutfield, 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
Chestnutfield, GA

Average snowfall in September - Chestnutfield, 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
Chestnutfield, GA

Average snowfall days in September - Chestnutfield, 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
Chestnutfield, GA

Average daylight in September / Average sunshine in September - Chestnutfield, 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
Chestnutfield, GA

Average sunshine days in September - Chestnutfield, 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
Chestnutfield, GA

Average UV index in September - Chestnutfield, 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
Chestnutfield, GA

Average cloud cover in September - Chestnutfield, 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
Chestnutfield, GA

Average visibility in September - Chestnutfield, 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).

Chestnutfield, Georgia, USA

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