National Weather Service United States Department of Commerce

Flash Flooding Likely into Tonight for Portions of Kansas and Missouri; Heat Wave Expands to the East Coast; Tropical Storm Krosa Forms Near the Marianas.

Flash flooding likely in northeast Kansas & Missouri into tonight. Widespread extreme heat will develop and persist across much of the Southeast this weekend & next week. Tropical Storm Krosa has formed and will continue to cause heavy rain across Guam & the CNMI through Saturday. Severe storms with flooding rains expected into tonight for portions of the Midwest. Read More >

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 68.1° 66.7° +1.4° 0.61" (7) 3.53" -2.92"
  Cedar Rapids 67.3° 63.3° +4.0° Trace (1) 3.40" -3.40"
  Davenport 67.0° 64.6° +2.4° 0.59" 3.47" -2.88"
  Dubuque 66.6° 62.3° +4.3° 0.08" (2) 3.82" -3.74"
  Iowa City 68.7° 65.8° +2.9° 0.03" (1) 3.24" -3.21"
  Moline 68.0° 66.1° +1.9° 0.42" (4) 3.32" -2.90"
The ranking is listed in parentheses (__) when within the "Top 10".
 
September 2024 was about 1.5 to 4.5 degrees above normal.
Precipitation totals were about 3 to 3.75" below normal! 
Cedar Rapids only saw rain 3 days, with each time only amounting to a trace (not measurable)! It was the driest September ever!
Please see Sep Records for monthly record information.
 
           
Burlington Cedar Rapids Davenport Dubuque Iowa City Moline
NA NA 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