Scales Mound
Illinois, USA
Long-term weather forecast
Long-term weather forecast

September weather forecast and climate
Scales Mound, IL

September, the first month of the autumn, in Scales Mound, is still a pleasant month, with average temperature varying between 73°F (22.8°C) and 46°F (7.8°C).


In Scales Mound, the average high-temperature marginally drops, from a warm 81°F (27.2°C) in August, to an agreeable 73°F (22.8°C). The average low-temperature, in Scales Mound, is 46°F (7.8°C).


During September, Scales Mound regularly aggregates up to 3.6" (92.2mm) of precipitation. Throughout the year, in Scales Mound, Illinois, 34.9" (887.3mm) of rain is accumulated.


In September, the average length of the day in Scales Mound is 12.5h.

What is the temperature in September in Scales Mound?

The average high-temperature, in September, is 73°F (22.8°C), while the average low-temperature is 46°F (7.8°C).

How much does it rain in Scales Mound in September?

In Scales Mound, in September, 3.6" (92.2mm) of precipitation is typically accumulated.

How many hours of daylight does Scales Mound have in September?

In September, the average length of the day in Scales Mound is 12.5h.
Average temperature in September - Scales Mound, IL
  • Average high temperature in September: 73°F

The warmest month (with the highest average high temperature) is July (84°F).
The month with the lowest average high temperature is January (27°F).

  • Average low temperature in September: 46°F

The month with the highest average low temperature is July (57°F).
The coldest month (with the lowest average low temperature) is January (3°F).

Average rainfall in September - Scales Mound, IL
  • Average rainfall in September: 3.6"

The wettest month (with the highest rainfall) is June (5.1").
The driest month (with the lowest rainfall) is January (1.1").

Average daylight in September - Scales Mound, IL
  • Average daylight in September: 12.5h

The month with the longest days is June (Average daylight: 15.3h).
The month with shortest days is December (Average daylight: 9.1h).