National Weather Service United States Department of Commerce
Climate/Almanac Data     -      Dec Normals     -     Dec Records
 
December
 

 Site
 
(Click site name for report)

Avg
Temp
Normal Dept
From
Norm
Precip
Total
Normal Dept
From
Norm
Snowfall
Total
Normal Dept
From
Norm
  Burlington 33.1° 29.1° +4.0° 2.38" 2.09" +0.29" NA 7.5" NA
  Cedar Rapids 29.4° 23.3° +6.1° 2.10" 1.42" +0.68" NA 7.8" NA
  Davenport 31.4° 25.3° +6.1° 2.50" 1.73" +0.77" 0.3" NA NA
  Dubuque 29.4° 22.8° +6.6° 2.07" 1.84" +0.23" 2.1" 11.8" -9.7"
  Iowa City 30.7° 25.2° +5.5° 2.38" 1.52" +0.86" NA NA NA
  Moline 33.0° 26.6° +6.4° 2.95" 2.18" +0.77" 1.1" 9.3" -8.2"
The ranking is listed in parentheses (__) when within the "Top 10".
 
   December 2018 was about 4 to 6 degrees above normal.
   Precipitation totals for December 2018 were about a quarter inch to three quarters of an inch below normal.
   Snowfall totals for December 2018 were about 8 to 10 inches below normal.
   Please see Dec Records for monthly record information.
 
 
The climate maps below are courtesy of the Midwest Regional Climate Center.
These maps become available around 10am on the first of the month.
           
Average
Temperature
Average
Temperature
Departure from Mean
Accumulated
Precipitation
Accumulated
Precipitation
Percent of Mean
Accumulated
Snowfall
Accumulated
Snowfall
Percent of Mean
NA NA NA NA NA NA
 
 
 
 
Climate/Almanac Data   -   Annual Normals     -     Annual Records
 
2018
 

 Site
 (Click site name for report courtesy of the
   Iowa Environmental Mesonet.)

Avg
Temp
Normal Dept
From
Norm
Precip
Total
Normal Dept
From
Norm
Snowfall
Total
Normal Dept
From
Norm
  Burlington 51.7° 53.0° -1.3° 39.04" 38.48" +0.56" NA 23.5" NA
  Cedar Rapids 48.6° 48.2° +0.4° 40.65" 34.61" +6.04" NA 26.7" NA
  Davenport 49.4° 49.3° +0.1° 45.18" 36.03" +9.15" 45.4" NA NA
  Dubuque 47.1° 47.3° -0.2° 51.31" (6th) 36.29" +15.02" 38.8" 41.9" -3.1"
  Iowa City 50.2° 50.0° +0.2° 48.87" (2nd) 36.28" +12.59" NA NA NA
  Moline 50.9° 50.7° +0.2° 45.23" 37.96" +7.27" 51.8" (9th) 31.6" +20.2"
The ranking is listed in parentheses (__) when within the "Top 10".
 
2018 temperatures were about 1 degree below normal to near normal.
Precipitation totals for 2018 ranged from a half inch above normal at Burlington to 15 inches above normal at Dubuque.
Snowfall totals for 2018 were between 3 inches below normal to 20 inches above normal.
Please see Annual Records for annual record information.
 
 
The climate maps below are courtesy of the Midwest Regional Climate Center.
These maps will be updated on January 1.
 
Average
Temperature
Average
Temperature
Departure from Mean
Accumulated
Precipitation
Accumulated
Precipitation
Percent of Mean
Accumulated
Snowfall
Accumulated
Snowfall
Percent of Mean
NA NA NA NA NA NA
 
2018 Climate Graphs
 
Burlington, IA Cedar Rapids, IA Dubuque, IA Moline, IL
 
 
A LOOK AHEAD
 
 
January
Temperature Outlook
January
Precipitation Outlook
January - March
Temperature Outlook
January - March
Precipitation Outlook
NA NA NA NA