Bon Air
Alabama, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Bon Air, AL

The first month of the autumn, September, is still a tropical month in Bon Air, Alabama, with temperature in the range of an average low of 60.8°F (16°C) and an average high of 87.8°F (31°C).


In Bon Air, the average high-temperature in September is relatively the same as in August - a still hot 87.8°F (31°C). In September, in Bon Air, Alabama, the average low-temperature is 60.8°F (16°C).


In Bon Air, 4.2" (107mm) of precipitation is typically accumulated. Throughout the year, in Bon Air, 55.5" (1410mm) of rain is accumulated.


In Bon Air, the average length of the day in September is 12.4h.

What is the temperature in September in Bon Air?

The average high-temperature, in September, is 87.8°F (31°C), while the average low-temperature is 60.8°F (16°C).

How much does it rain in Bon Air in September?

During September, Bon Air regularly aggregates up to 4.2" (107mm) of precipitation.

How many hours of daylight does Bon Air have in September?

In September, the average length of the day is 12.4h.
Average temperature in September - Bon Air, AL
  • Average high temperature in September: 87.8°F

Warmest months (with the highest average high temperature) are July and August (91.4°F).
The month with the lowest average high temperature is January (55.4°F).

  • Average low temperature in September: 60.8°F

The month with the highest average low temperature is July (68°F).
The coldest month (with the lowest average low temperature) is January (32°F).

Average rainfall in September - Bon Air, AL
  • Average rainfall in September: 4.2"

The wettest month (with the highest rainfall) is March (6.3").
The driest month (with the lowest rainfall) is October (3.2").

Average daylight in September - Bon Air, AL
  • Average daylight in September: 12.4h

The month with the longest days is June (Average daylight: 14.3h).
The month with shortest days is December (Average daylight: 10h).