760  
CDUS43 KDMX 120638  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
138 AM CDT TUE AUG 12 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 11 2025
 
 
CLIMATE NORMAL PERIOD 1991 TO 2020  
CLIMATE RECORD PERIOD 1895 TO 2025  
 
WEATHER ITEM OBSERVED TIME RECORD YEAR NORMAL DEPARTURE LAST  
VALUE (LST) VALUE VALUE FROM YEAR  
NORMAL    
...............................................................
 
 
TEMPERATURE (F)  
YESTERDAY  
MAXIMUM 82 118 PM 99 1905 84 -2 81  
MINIMUM 64 557 AM 43 1982 62 2 49  
AVERAGE 73 73 0 65  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 1.56 1908 0.13 -0.13 0.01  
MONTH TO DATE 1.96 1.48 0.48 0.01  
SINCE JUN 1 18.49 11.54 6.95 12.64  
SINCE JAN 1 29.53 24.41 5.12 31.88  
 
SNOWFALL (IN)  
YESTERDAY 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  
YESTERDAY 0 0 0 0  
MONTH TO DATE 0 0 0 3  
SINCE JUN 1 6 21 -15 4  
SINCE JUL 1 0 3 -3 4  
 
COOLING  
YESTERDAY 8 8 0 0  
MONTH TO DATE 80 91 -11 83  
SINCE JUN 1 641 600 41 613  
SINCE JAN 1 687 672 15 649    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 10 HIGHEST WIND DIRECTION S (180)  
HIGHEST GUST SPEED 14 HIGHEST GUST DIRECTION S (170)  
AVERAGE WIND SPEED 4.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
FOG  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 100 1200 AM  
LOWEST 62 200 PM  
AVERAGE 81  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 83 102 1936  
MINIMUM TEMPERATURE (F) 62 45 1964  
1967  
 
SUNRISE AND SUNSET  
AUGUST 12 2025........SUNRISE 614 AM CDT SUNSET 815 PM CDT  
AUGUST 13 2025........SUNRISE 615 AM CDT SUNSET 813 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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