Weather in September
September introduces the prospects of autumn, with the weather in Johns Creek becoming noticeably milder than the summer months. The changing season results in shorter daylight hours, with the city experiencing 12.4 hours on average. Through a significant decrease in temperatures from August, values fall within 60°F (15.6°C) and 81°F (27.2°C), welcome relief for the residents. The rainfall, however, decreases to 3.9" (99mm) compared to August's 4.3" (109mm). Entering October, the city begins to transition further into the autumnal atmosphere.
On the first day of the month, sunrise is at 7:10 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:31 am and sunset at 7:22 pm EDT.
Temperature
In Johns Creek, September's average high-temperature stands at a warm 81°F (27.2°C), closely related to the preceding month. During September, the average low-temperature in Johns Creek is a refreshing 60.1°F (15.6°C).Rainfall
Throughout September, 3.86" (98mm) of precipitation is accumulated. Throughout the year, in Johns Creek, 51.81" (1316mm) of rain is accumulated.Daylight
In September, the average length of the day is 12h and 22min.On the first day of the month, sunrise is at 7:10 am and sunset at 8:02 pm. On the last day of September, sunrise is at 7:31 am and sunset at 7:22 pm EDT.
Updated: Feb 10, 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
What are the temperatures in Johns Creek in September?
An average high-temperature, in September, in Johns Creek, is 81°F (27.2°C) and the average low-temperature is 60.1°F (15.6°C).
How much does it rain in Johns Creek in September?
In Johns Creek, Georgia, in September, 3.86" (98mm) of precipitation is typically accumulated.
How many hours of daylight does Johns Creek have in September?
The average day length in September is 12h and 22min.
What time are sunrise and sunset in September in Johns Creek?
In September, on the first day of the month, sunrise is at 7:10 am and sunset at 8:02 pm. On the last day of the month, in Johns Creek, Georgia, sunrise is at 7:31 am and sunset at 7:22 pm EDT.
Average temperature in September
Johns Creek, GA
- Average high temperature in September: 81°F
The warmest month (with the highest average high temperature) is July (88°F).
The month with the lowest average high temperature is January (50°F).
- Average low temperature in September: 60°F
The month with the highest average low temperature is July (67°F).
The coldest month (with the lowest average low temperature) is January (29°F).
Average rainfall in September
Johns Creek, GA
- Average rainfall in September: 3.9"
The wettest month (with the highest rainfall) is March (5.5").
The driest month (with the least rainfall) is October (3.6").
Average daylight in September
Johns Creek, 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).
Johns Creek, Georgia, USA
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