September weather forecastVista Brook, GA
September
Weather in September
The first month of the autumn, September, is also a moderately hot month in Vista Brook, Georgia, with an average temperature ranging between max 83.1°F (28.4°C) and min 63.1°F (17.3°C).Temperature
In the transition from August to September, Vista Brook reports an average high-temperature of a moderately hot 83.1°F (28.4°C), indicating a close resemblance to the prior month. During the month of September, Vista Brook's nighttime temperature lowers to an average of 63.1°F (17.3°C).Heat index
The heat index value for September is computed to be a tropical 89.6°F (32°C). Long-standing exposure and activity could induce a feeling of tiredness and lead to heat cramps.When considering the heat index, it's pivotal to note it is for shade and mild wind conditions. Uninterrupted exposure to the sun may boost the heat index values by 15 Fahrenheit (8 Celsius) degrees.
Note: The heat index, also known as 'feels like' or 'felt air temperature', is an amalgamation of air temperature and humidity to express the equivalent perceived temperature. The influence of weather can be personal, changing with an individual's body mass, height, and level of physical exertion. In direct sunlight, the heat's impact can be heightened, potentially leading to an increase in the heat index by 15 Fahrenheit (8 Celsius) degrees. Heat index values are primarily vital for children. Children often overlook the necessity for resting and fluid replenishment. Thirst is a late sign of dehydration - thus, it is critical to stay hydrated, especially during extended periods of physical activities.
Humidity
In Vista Brook, the average relative humidity in September is 73%.Rainfall
In Vista Brook, in September, during 13.6 rainfall days, 2.56" (65mm) of precipitation is typically accumulated. In Vista Brook, during the entire year, the rain falls for 180.6 days and collects up to 42.4" (1077mm) of precipitation.Snowfall
In Vista Brook, snow does not fall in April through October.Daylight
In September, the average length of the day is 12h and 23min.On the first day of the month, sunrise is at 7:09 am and sunset at 8:01 pm. On the last day of September, sunrise is at 7:29 am and sunset at 7:20 pm EDT.
Sunshine
The average sunshine in September is 8.6h.UV index
In Vista Brook, the average daily maximum UV index in September is 5. A UV Index estimate of 3 to 5 represents a moderate health risk from exposure to the Sun's UV radiation for the ordinary person.Note: In September, an average UV index of 5 transforms into the following instructions:
Be careful. Light complexion individuals might get burns in fewer than 30 minutes. Limiting sun exposure during midday hours helps in reducing the harmful effects of UV radiation. Sunglasses providing both UVA and UVB protection are non-negotiable on sunlit days.
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
Average temperature in September
Vista Brook, GA
- Average high temperature in September: 83.1°F
The warmest month (with the highest average high temperature) is July (89.4°F).
The month with the lowest average high temperature is January (48.7°F).
- Average low temperature in September: 63.1°F
The month with the highest average low temperature is July (68.9°F).
The coldest month (with the lowest average low temperature) is January (33.4°F).
Average pressure in September
Vista Brook, 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).
Average wind speed in September
Vista Brook, GA
- Average wind speed in September: 4.7mph
The windiest month (with the highest average wind speed) is January (7.5mph).
The calmest month (with the lowest average wind speed) is August (4.2mph).
Average humidity in September
Vista Brook, GA
- Average humidity in September: 73%
The month with the highest relative humidity is December (78%).
The months with the lowest relative humidity are July and October (72%).
Average rainfall in September
Vista Brook, GA
- Average rainfall in September: 2.56"
The wettest month (with the highest rainfall) is August (4.61").
The driest month (with the least rainfall) is October (2.32").
Average rainfall days in September
Vista Brook, GA
- Average rainfall days in September: 13.6 days
The month with the highest number of rainy days is July (21.1 days).
The month with the least rainy days is October (9.6 days).
Average snowfall in September
Vista Brook, GA
- Average snowfall in September: 0"
The month with the highest snowfall is December (1.54").
The months with the least snowfall are April, May, June, July, August, September and October (0").
Average snowfall days in September
Vista Brook, 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).
Average daylight in September /
Average sunshine in September
Vista Brook, GA
- Average daylight in September: 12h and 24min
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 36min
The month with the most sunshine is July (Average sunshine: 10h and 42min).
The month with the least sunshine is December (Average sunshine: 5h and 12min).
Average sunshine days in September
Vista Brook, GA
- Average sunshine days in September: 14.6 days
The month with the most sunshine days is October (19.8 days).
The month with the least sunshine days is July (7.7 days).
Average UV index in September
Vista Brook, 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).
Average cloud cover in September
Vista Brook, GA
- Average cloud cover in September: 31
The months with the most cloud cover are February and December (Cloud cover 45).
The month with the least cloud cover is June (Cloud cover 29).
Average visibility in September
Vista Brook, 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).





