247  
CDUS43 KDMX 260630  
CLIALO  
 
CLIMATE REPORT  
NATIONAL WEATHER SERVICE DES MOINES IA  
130 AM CDT TUE AUG 26 2025  
   
...............................
 
 
   
..THE WATERLOO IA CLIMATE SUMMARY FOR AUGUST 25 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 70 416 PM 98 2003 82 -12 93  
MINIMUM 48 534 AM 39 1915 60 -12 74  
AVERAGE 59 71 -12 84  
 
PRECIPITATION (IN)  
YESTERDAY 0.00 2.94 1994 0.13 -0.13 0.00  
MONTH TO DATE 3.06 3.38 -0.32 0.61  
SINCE JUN 1 19.59 13.44 6.15 13.24  
SINCE JAN 1 30.63 26.31 4.32 32.48  
 
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 6 0 6 0  
MONTH TO DATE 8 0 8 5  
SINCE JUN 1 14 21 -7 6  
SINCE JUL 1 8 3 5 6  
 
COOLING  
YESTERDAY 0 6 -6 19  
MONTH TO DATE 187 190 -3 177  
SINCE JUN 1 748 699 49 707  
SINCE JAN 1 794 771 23 743    
...............................................................
 
 
WIND (MPH)  
HIGHEST WIND SPEED 18 HIGHEST WIND DIRECTION NW (330)  
HIGHEST GUST SPEED 25 HIGHEST GUST DIRECTION N (350)  
AVERAGE WIND SPEED 8.0  
 
WEATHER CONDITIONS  
THE FOLLOWING WEATHER WAS RECORDED YESTERDAY.  
NO SIGNIFICANT WEATHER WAS OBSERVED.  
 
RELATIVE HUMIDITY (PERCENT)  
HIGHEST 93 300 AM  
LOWEST 43 500 PM  
AVERAGE 68  
   
......................................................
 
 
THE WATERLOO IA CLIMATE NORMALS FOR TODAY  
NORMAL RECORD YEAR  
MAXIMUM TEMPERATURE (F) 82 98 2024  
MINIMUM TEMPERATURE (F) 59 40 1934  
 
SUNRISE AND SUNSET  
AUGUST 26 2025........SUNRISE 629 AM CDT SUNSET 753 PM CDT  
AUGUST 27 2025........SUNRISE 630 AM CDT SUNSET 752 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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