September weather forecastBlack Rock Mountain State Park, GA

September
Weather in September
September ushers in the early stages of autumn, reflecting subtle changes in the weather profile of Black Rock Mountain State Park. The average high temperature drops to 71.7°F (22.1°C), the average low to 55.2°F (12.9°C), while rainfall increases slightly to 6.1" (155mm). Transitioning from duress of August, September brings a mild dip in temperatures, acknowledging the seasonal change. Daylight hours also reduce to 12.4, yet remain ample for engaging park activities. October presents cooler weather with a slight drop in rainfall.Temperature
Black Rock Mountain State Park records an average high-temperature of a pleasant 71.8°F (22.1°C) as September arrives, nearly mirroring the previous month's climate. Throughout September, an average nighttime temperature of 55.2°F (12.9°C) is experienced.Rainfall
Throughout September, 6.14" (156mm) of precipitation is accumulated. During the entire year, Black Rock Mountain State Park aggregates up to 68.62" (1743mm) of precipitation.Daylight
The average length of the day in September is 12h and 23min.On the first day of the month, sunrise is at 7:06 am and sunset at 7:59 pm. On the last day of September, in Black Rock Mountain State Park, sunrise is at 7:28 am and sunset at 7:18 pm EDT.
Updated: Jun 5, 2024
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Published by: Weather U.S. | About Us
Data Sources | Weather Forecasting & Climate
Frequently asked questions
In September, in Black Rock Mountain State Park, the average high-temperature is 71.8°F (22.1°C), and the average low-temperature is 55.2°F (12.9°C).
Throughout September, 6.14" (156mm) of precipitation is accumulated.
In Black Rock Mountain State Park, the average day length in September is 12h and 23min.
On the first day of September, sunrise is at 7:06 am and sunset at 7:59 pm. On the last day of the month, sunrise is at 7:28 am and sunset at 7:18 pm EDT.
Average temperature in September
Black Rock Mountain State Park, GA
- Average high temperature in September: 71.7°F
The warmest month (with the highest average high temperature) is July (76.8°F).
The month with the lowest average high temperature is January (44.4°F).
- Average low temperature in September: 55.2°F
The month with the highest average low temperature is July (61.6°F).
The coldest month (with the lowest average low temperature) is January (25.1°F).
Average rainfall in September
Black Rock Mountain State Park, GA
- Average rainfall in September: 6.1"
The wettest month (with the highest rainfall) is November (6.4").
The driest month (with the least rainfall) is April (4.7").
Average daylight in September
Black Rock Mountain State Park, GA
- Average daylight in September: 12h and 24min
The month with the longest days is June (Average daylight: 14h and 30min).
The month with the shortest days is December (Average daylight: 9h and 54min).





