National Weather Service United States Department of Commerce
Climate/Almanac Data     -      Sep Normals     -     Sep Records
 
SEPTEMBER
 

 Site (Click site name for report)

Avg
Temp
Norm
1991-2020
Dept
From
Norm
Precip
Total
Norm
1991-2020
Dept
From
Norm
  Burlington

71.5°

(tied 6th warmest)

66.7° +4.8°

4.03"

Based on 29 days

3.53" +0.50"
  Cedar Rapids 68.5° 63.3° +5.1°

11.12"

(3rd wettest)

3.40" +7.72"
  Davenport 69.5° 64.6° +4.9° 7.86" 3.47" +4.39"
  Dubuque 66.8° 62.3° +4.5° 9.41"
(9th wettest)
3.82" +5.59"
  Iowa City 70.3° 65.8° +4.5° 11.35" 3.24" +8.11"
  Moline

70.1°

(10th warmest)

66.1° +4.0° 7.37" 3.32" +4.05"
The ranking is listed in parentheses (__) when within the "Top 10".
 
September 2025 was about 4 to 5 degrees above normal.
Precipitation totals ranged from 0.5 to around 8 inches above normal.
Please see Sep Records for monthly record information.
 
       
Burlington Cedar Rapids Dubuque Moline
NA NA NA NA
       
 
The climate maps below are courtesy of the Northeast Regional Climate Center 
These maps should update to the most recent "last month" on the first of the month.

 

       
Average
Temperature
Temperature
Departure from Normal

Precipitation
Precipitation
Percent of Normal
NA NA NA NA
 
 
 
 
A LOOK AHEAD
 
Climate Prediction Center
 
October
Temperature Outlook
October
Precipitation Outlook
October - December
Temperature Outlook
October - December
Precipitation Outlook
NA NA NA NA