741  
CDUS43 KDMX 020635  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
135 AM CDT SAT MAY 02 2026  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR MAY 1 2026
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2026  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 57 420 PM 93 2021 67 -10 64  
MINIMUM 35 1203 AM 27 1918 44 -9 53  
AVERAGE 46 56 -10 59  
 
PRECIPITATION (IN)  
YESTERDAY T 1.25 1911 0.14 -0.14 0.10  
MONTH TO DATE T 0.14 -0.14 0.10  
SINCE MAR 1 8.00 6.16 1.84 8.23  
SINCE JAN 1 10.40 8.40 2.00 8.77  
 
SNOWFALL (IN)  
YESTERDAY 0.0 0.8 1909 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE MAR 1 2.1 6.3 -4.2 4.2  
SINCE JUL 1 33.6 39.0 -5.4 17.1  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
YESTERDAY 19 10 9 6  
MONTH TO DATE 19 10 9 6  
SINCE MAR 1 1125 1364 -239 1095  
SINCE JUL 1 6184 6534 -350 5840  
 
COOLING  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE MAR 1 12 8 4 9  
SINCE JAN 1 12 8 4 9    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 16 HIGHEST WIND DIRECTION N (340)  
HIGHEST GUST SPEED 20 HIGHEST GUST DIRECTION N (340)  
AVERAGE WIND SPEED 5.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 86 600 AM  
LOWEST 32 500 PM  
AVERAGE 59  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 68 91 1901  
MINIMUM TEMPERATURE (F) 44 24 2005  
 
SUNRISE AND SUNSET  
MAY 2 2026...........SUNRISE 603 AM CDT SUNSET 811 PM CDT  
MAY 3 2026...........SUNRISE 602 AM CDT SUNSET 812 PM CDT  
 
- INDICATES NEGATIVE NUMBERS.  
R INDICATES RECORD WAS SET OR TIED.  
MM INDICATES DATA IS MISSING.  
T INDICATES TRACE AMOUNT.  
 

 
 
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