National Weather Service United States Department of Commerce

Severe Thunderstorm and Heavy Rainfall Potential Continues

A low pressure center tracking across the Great Lakes and its associated cold front extending across the Southern Plains will focus occasional showers and thunderstorms through tonight. A few of these thunderstorms may become severe alongside heavy rainfall that may cause flash flooding; Portions of the Southern Plains would be the greatest threat for these hazards through tonight. Read More >

Climate/Almanac Data   -    May Normals     -     May Records
 
May
 

 Site
 
(Click site name for report)

Avg
Temp
Normal Dept
From
Norm
Precip
Total
Normal Dept
From
Norm
  Burlington 61.4° 63.7° -2.3° 10.30" 4.85" +5.45"
  Cedar Rapids 57.3° 60.1° -2.8° 7.99" 4.15" +3.84"
  Davenport 59.5° 60.8° -1.3° 8.14" 4.25" +3.89"
  Dubuque 56.9° 58.8° -1.9° 5.23" 4.19" +1.04"
  Iowa City 59.3° 61.4° -2.1° 9.59" 4.21" +5.38"
  Moline 61.0° 61.8° -0.8° 9.76" (3) 4.32" +5.44"
The ranking is listed in parentheses (__) when within the "Top 10".
 
   May 2019 was about 1 to 3 degrees below normal.
   Precipitation totals for May 2019 were 1 to 5.5 inches above normal.
   Please see May 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
NA NA NA NA
 
 
 
 
Climate/Almanac Data   -   Spring Normals     -     Spring Records
 
Spring
(Mar-May)
 

 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 50.3° 53.0° -2.7° 18.08" 11.40" +6.68" NA 2.0" NA
  Cedar Rapids 46.1° 48.6° -2.5° 13.52" 9.30" +4.22" NA 4.1" NA
  Davenport 48.3° 49.8° -1.5° 16.10" 10.28" +5.82" 3.0" NA NA
  Dubuque 45.3° 47.4° -2.1° 11.12" 10.26" +0.86" 5.5" 8.3" -2.8"
  Iowa City 48.3° 50.3° -2.0° 16.15" 9.93" +6.22" NA NA NA
  Moline 50.0° 50.8° -0.8° 18.40" (3) 10.77" +7.63" 2.1" 4.9" -2.8"
The ranking is listed in parentheses (__) when within the "Top 10".
 
   Spring 2019 was 1 to 3 degrees below normal.
   Precipitation totals for Spring 2019 were about 1 to 7.5 inches above normal.
   Snowfall totals for Spring 2019 were around 3 inches below normal.
   Please see Spring Records for seasonal 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
 
 
A LOOK AHEAD
 
Climate Prediction Center
 
June
Temperature Outlook
June
Precipitation Outlook
June - August
Temperature Outlook
June - August
Precipitation Outlook
NA NA NA NA