October 2024 Climate Summary

Overview
Monthly Summary
Events

Overview

Title: October 2024 Review. Sub-headline: Warm and dry with above normal temperatures and below normal rainfall. For Chicago (O'Hare): Average temperature was 59.7 degrees which is 5.7 degrees above normal and tied for 9th warmest on record. Precipitation was 1.18 inches which is 2.25 inches below normal. Snowfall was 0.0 inches which is 0.2 inches below normal. For Rockford: Average temperature was 56.2 degrees which is 4.2 degrees above normal. Precipitation was 0.79 inches which is 1.84 inches below normal. Snowfall was 0.0 inches which is 0.2 inches below normal.

October 2024 was warm and dry, concluding with above normal temperatures and below normal precipitation across northern Illinois and northwest Indiana. In fact, this past October finished tied for Chicago's 9th warmest October on record with an average temperature of 59.7 degrees.

CoCoRaHS Observer Monthly Precipitation Summary

Chicago and Rockford Monthly Summary

Public Information Statement
National Weather Service Chicago IL
1257 PM CDT Fri Nov 1 2024 /157 PM EDT Fri Nov 1 2024/

...A Look Back at the Climate for the Month of October 2024 for
Chicago and Rockford...

At Chicago, the average high temperature was 70.1 degrees, which
is 7.4 degrees above normal. The average low temperature was
49.3 degrees, which is 3.9 degrees above normal. The average
temperature for the month was 59.7 degrees, which is 5.7 degrees
above normal. 1.18 inches of liquid precipitation were recorded,
which is 2.25 inches below normal. 0.0 inches of snow were
recorded, which is 0.2 inches below normal.


The following daily records were set for Chicago this past
October:
* Record daily high temperature of 82 degrees set on the 29th.
* Record daily warmest low temperature of 67 degrees set on the
  29th.
* Record daily warmest low temperature of 68 degrees set on the
  30th.

The following top ten monthly records were set for Chicago this
past October:
** Tied 9th warmest October on record since 1872 with a mean
 average temperature of 59.7 degrees.



At Rockford, the average high temperature was 70.1 degrees, which
is 7.8 degrees above normal. The average low temperature was
42.4 degrees, which is 0.6 degrees above normal. The average
temperature for the month was 56.2 degrees, which is 4.2 degrees
above normal. 0.79 inches of liquid precipitation were recorded,
which is 1.84 inches below normal. 0.0 inches of snow were
recorded, which is 0.2 inches below normal.


The following daily records were set for Rockford this past
October:
* Tied record daily high temperature of 81 degrees on the 29th.
* Record daily warmest low temperature of 65 degrees set on the
  29th.
* Record daily warmest low temperature of 67 degrees set on the
  30th.

No top ten monthly records were set for Rockford during this past
October.

$$

Latest Monthly Climate Report: Chicago | Rockford

Events

No notable weather events occurred in northern Illinois and northwest Indiana during this past month. Instead, a lack of precipitation caused drought conditions to worsen across the area. For more information on the status of the drought in the area, visit our local drought web page.

NWS Chicago Science and Past Events Page