Johns Creek
Georgia, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Johns Creek, GA

September, the first month of the autumn, in Johns Creek, is still a warm month, with temperature in the range of an average high of 81°F (27.2°C) and an average low of 60.1°F (15.6°C).

Temperature

In September, the average high-temperature is essentially the same as in August - a warm 81°F (27.2°C). In Johns Creek, in September, the average low-temperature is 60.1°F (15.6°C).

Rainfall

In Johns Creek, 3.9" (98.3mm) of precipitation is typically accumulated. Throughout the year, in Johns Creek, 51.8" (1316.1mm) of rain is accumulated.

Daylight

In Johns Creek, the average length of the day in September is 12.4h.

What is the temperature in September in Johns Creek?

In Johns Creek, Georgia, in September, the average high-temperature 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?

During September, Johns Creek regularly aggregates up to 3.9" (98.3mm) of precipitation.

What is the average length of the day in September in Johns Creek?

In Johns Creek, Georgia, the average length of the day in September is 12.4h.
Average temperature in September - Johns Creek, GA
  • Average high temperature in September: 27.2°C

The warmest month (with the highest average high temperature) is July (31.1°C).
The month with the lowest average high temperature is January (10°C).

  • Average low temperature in September: 15.6°C

The month with the highest average low temperature is July (19.4°C).
The coldest month (with the lowest average low temperature) is January (-1.7°C).

Average rainfall in September - Johns Creek, GA
  • Average rainfall in September: 98.3mm

The wettest month (with the highest rainfall) is March (140.2mm).
The driest month (with the lowest rainfall) is October (90.9mm).

Average daylight in September - Johns Creek, GA
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.4h).
The month with shortest days is December (Average daylight: 9.9h).