409  
CDUS43 KDMX 312241  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
541 PM CDT FRI JUL 31 2026  
   
...............................  
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR JULY 31 2026  
 
VALID TODAY AS OF 0520 PM LOCAL TIME.  
 
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)  
TODAY  
MAXIMUM 75 356 PM 105 1988 84 -9 75  
MINIMUM 67 909 AM 43 1971 63 4 56  
AVERAGE 71 74 -3 66  
 
PRECIPITATION (IN)  
TODAY 1.56 2.45 1956 0.13 1.43 T  
MONTH TO DATE 6.80 4.34 2.46 9.99  
SINCE JUN 1 12.71 10.06 2.65 16.53  
SINCE JAN 1 25.87 22.93 2.94 27.57  
 
SNOWFALL (IN)  
TODAY 0.0 MM MM 0.0 0.0 0.0  
MONTH TO DATE 0.0 0.0 0.0 0.0  
SINCE JUN 1 0.0 0.0 0.0 0.0  
SINCE JUL 1 0.0 0.0 0.0 0.0  
SNOW DEPTH 0  
 
DEGREE DAYS  
HEATING  
TODAY 0 0 0 0  
MONTH TO DATE 0 0 0 0  
SINCE JUN 1 14 18 -4 6  
SINCE JUL 1 0 0 0 0  
 
COOLING  
TODAY 6 9 -3 1  
MONTH TO DATE 343 297 46 311  
SINCE JUN 1 518 509 9 561  
SINCE JAN 1 611 581 30 607    
...............................................................  
 
WIND (MPH)  
HIGHEST WIND SPEED 22 HIGHEST WIND DIRECTION SE (120)  
HIGHEST GUST SPEED 28 HIGHEST GUST DIRECTION E (110)  
AVERAGE WIND SPEED 10.7  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED TODAY.  
HEAVY RAIN  
RAIN  
LIGHT RAIN  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 97 200 PM  
LOWEST 73 100 AM  
AVERAGE 85  
   
......................................................  
 
THE WATERLOO IA CLIMATE NORMALS FOR TOMORROW  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 84 101 1988  
MINIMUM TEMPERATURE (F) 63 46 1920  
 
SUNRISE AND SUNSET  
JULY 31 2026..........SUNRISE 601 AM CDT SUNSET 831 PM CDT  
AUGUST 1 2026........SUNRISE 602 AM CDT SUNSET 829 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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